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<p><li><b>LATEST:</b> <a href="TESTE260.HTM"><font color=teal><i><b>1.b4 e5 2.a3 d5 3.Bb2 Bd6 4.Nf3 Nd7</b></i></font></a>
<p><li><a href="TESTE220.HTM"><font color=brown><i><b>1.b4 e5 2.a3 d5 3.Bb2 Bd6</b></i></font></a>
<p><li><a href="TESTE200.HTM"><font color=brown><i><b>1.b4 e5 2.a3 d5</b></i></font></a>
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<p><li><a href="TESTD950.HTM"><font color=brown><i><b>1.b4 d5 2.Nf3</b></i></font></a>
<p><li><a href="TESTD930.HTM"><font color=brown><i><b>1.b4 d5 2.Bb2 Bg4 3.h3 Bh5</b></i></font></a>
<p><li><a href="TESTD900.HTM"><font color=brown><i><b>1.b4 d5 2.Bb2 Bg4</b></i></font></a>
<p><li><a href="TESTD897.HTM"><font color=brown><i><b>1.b4 d5 2.Bb2 Nf6 3.Nf3 Bg4</b></i></font></a>
<p><li><a href="TESTD893.HTM"><font color=brown><i><b>1.b4 d5 2.Bb2 Nf6 3.Nf3 e6</b></i></font></a>
<p><li><a href="TESTD890.HTM"><font color=brown><i><b>1.b4 d5 2.Bb2 Nf6 3.e3 e6 4.b5 Be7</b></i></font></a>
<p><li><a href="TESTD860.HTM"><font color=brown><i><b>1.b4 d5 2.Bb2 Nf6 3.e3 e6 4.b5 Bd6 5.Nf3 0-0</b></i></font></a>
<p><li><a href="TESTD830.HTM"><font color=brown><i><b>1.b4 d5 2.Bb2 Nf6 3.e3 e6 4.b5 Bd6 5.c4 Nbd7</b></i></font></a>
<p><li><a href="TESTD800.HTM"><font color=brown><i><b>1.b4 d5 2.Bb2 Nf6 3.e3 e6 4.b5 Bd6</b></i></font></a>
<p><li><a href="TESTD785.HTM"><font color=brown><i><b>1.b4 d5 2.Bb2 Nf6 3.e3 e6 4.b5 c6</b></i></font></a>
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<pre>

<font color=teal size=+1>
<i>(2024-02-01)</i>
<i>(All annotations below by Fritz)</i>
<A HREF="index-pay-pal.htm"><i><b><font color=red>(Games' source: Marek's 1.b4 database, lichess.org)</font></b></i></a>
</font>


[Event "Wag.Intcomp"]
[Site "?"]
[Date "2002.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Ten Thije, Hens"]
[Result "1/2-1/2"]
[PlyCount "86"]
[EventDate "2002.??.??"]

1. b4 a5 2. b5 c6 3. c4 cxb5 4. cxb5 d5 5. e3 d4 6. Bb2 dxe3 7. fxe3 e6 8. Nf3
Nf6 9. Be2 Be7 10. O-O O-O 11. Qc2 h6 12. Nc3 Nbd7 13. Rac1 Nb6 14. Ne4 Nbd5
15. a3 Ng4 16. Qd3 f5 17. Nc3 f4 (17... Bf6 18. Qb1 $16) 18. Nxd5 (18. Qg6 Ndf6
19. h3 fxe3 20. hxg4 exd2 $18) 18... exd5 19. Nd4 Bg5 20. h3 Ne5 21. Qc3 fxe3
22. Rxf8+ Qxf8 23. Rf1 Qe8 (23... Qe7 24. Nc2 Ng6 25. dxe3 $14) 24. dxe3 (24.
Nf3 Nxf3+ 25. Bxf3 d4 26. Bd5+ Kh7 27. Qd3+ Kh8 28. Qxd4 Qe7 $18) 24... Qg6 $14
25. Nf3 Nxf3+ (25... Bxh3 $142 26. gxh3 Nxf3+ 27. Kh1 Bf6 $16) 26. Rxf3 (26.
Bxf3 Bf6 27. Bxd5+ Kh8 28. Qc7 (28. Rxf6 $6 Qxf6 29. Qxf6 gxf6 $18) 28... Bxh3
29. Qxb7 $18) 26... Bf6 $11 27. Qd2 Qb1+ 28. Bc1 Be6 29. Bd3 Qa1 (29... Qb3 30.
Bf1 Rc8 31. e4 $17) 30. Rf1 $11 Rc8 31. Kh2 Qe5+ 32. Kg1 d4 33. e4 (33. exd4
Qxd4+ 34. Kh1 Rc3 $11) 33... Bxh3 (33... Bg5 34. Qb2 Qg3 35. Bxg5 Qxd3 36. Rf3
Qxe4 37. Bd2 $19) 34. Rxf6 (34. gxh3 $142 $5 Qg3+ 35. Qg2 Qxd3 36. Bxh6 $17)
34... gxf6 $19 35. gxh3 Qg3+ 36. Kf1 $2 (36. Kh1 Qxh3+ 37. Kg1 Qg3+ 38. Kh1
Qf3+ 39. Kg1 Rxc1+ 40. Qxc1 Qg3+ 41. Kh1 Qh3+ 42. Kg1 Qxd3 43. Qc8+ Kf7 44.
Qd7+ Kf8 45. Qd8+ Kg7 46. Qd7+ Kh8 47. Qc8+ Kh7 48. Qf5+ Kg7 49. Qd7+ Kg6 50.
Qf5+ Kf7 51. Qd7+ Kg6 52. Qf5+ Kf7 53. Qd7+ $11) 36... Qxh3+ (36... Rc3 37. Ke2
Qh2+ 38. Ke1 Qg1+ 39. Ke2 Rxc1 $19) 37. Ke1 $4 (37. Kg1 Qg3+ 38. Kh1 Qf3+ 39.
Kg1 Rxc1+ 40. Qxc1 Qg3+ 41. Kh1 Qh3+ 42. Kg1 Qxd3 43. Qc8+ Kf7 44. Qd7+ Kf8 45.
Qd8+ Kg7 46. Qd7+ Kh8 47. Qc8+ Kh7 48. Qf5+ Kg7 49. Qd7+ Kg6 50. Qf5+ Kf7 51.
Qd7+ Kg6 52. Qf5+ Kf7 53. Qd7+ $11) 37... Qh1+ 38. Bf1 Qxe4+ 39. Kd1 Qf3+ 40.
Ke1 Re8+ 41. Be2 (41. Qe2 Rxe2+ 42. Bxe2 Qc3+ 43. Bd2 Qxa3 44. Bc4+ Kg7 45. Ke2
$19) 41... Qh1+ (41... d3 42. Qa2+ Kh8 43. Kd1 Rxe2 44. Qg8+ Kxg8 45. Bd2 Qf1+
46. Be1 Qxe1#) 42. Kf2 Qh4+ (42... Qh2+ $142 43. Kf1 Rxe2 44. Qxe2 Qh1+ 45. Kf2
Qxc1 46. Qg4+ Kf7 47. Qd7+ Kg6 48. Qxb7 Qe3+ (48... Qxa3 49. Qg2+ Kf7 50. Qd5+
Ke7 51. Qe4+ Kd6 52. Qxd4+ Ke7 53. Qe4+ Kf8 54. Qa8+ Kf7 55. Qd5+ Kg7 56. Qg2+
Kh7 57. Qb7+ Kg6 58. Qg2+ Kf5 59. Qd5+ Kg4 60. Qe4+ Kh5 61. Qf5+ Kh4 62. Qe4+
Kh5 63. Qf5+ Kh4 64. Qe4+ Kh5 $11) 49. Kf1 Qd3+ 50. Ke1 Qc3+ 51. Kd1 d3 52.
Qe4+ Kf7 53. Qb7+ Ke6 54. Qb6+ Ke5 55. Qe3+ Kd5 56. Qf3+ Kd6 57. Qg3+ Kd7 58.
Qg4+ Kc7 59. Qf4+ Kb7 $19) 43. Kf1 Qh3+ 1/2-1/2

[Event "Wag.Intcomp Wageningen"]
[Site "?"]
[Date "2001.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Ten Thije, Hens"]
[Result "1-0"]
[PlyCount "31"]
[EventDate "2001.??.??"]

1. b4 a5 2. b5 d5 3. e3 d4 4. Bb2 dxe3 5. fxe3 Nf6 6. c4 Bf5 7. Qb3 (7. Nf3 e6
$11) 7... Ne4 (7... Nbd7 8. d4 $15) 8. Nf3 Nc5 9. Qc3 Na4 10. Qe5 Bd3 (10... e6
11. Ba3 Nd7 12. Qf4 $15) 11. Ba3 (11. Bxd3 Qxd3 12. Qxc7 Nxb2 13. Qxb7 Qxc4 14.
Qxa8 Nd3+ 15. Kf1 Ne5+ 16. Kg1 Nxf3+ 17. Kf2 $18) 11... Nd7 $11 12. Qd4 Bxf1
13. Rxf1 c5 (13... Nf6 $142 $11) 14. bxc6 $18 bxc6 15. c5 e6 $2 (15... Naxc5
16. Bxc5 e5 17. Nxe5 Bxc5 18. Qxd7+ Qxd7 19. Nxd7 Kxd7 20. Rxf7+ Ke6 21. Rxg7
Bd6 $16) 16. Qxa4 (16. Qxa4 Bxc5 17. Bxc5 Nxc5 18. Qxc6+ Nd7 19. Nc3 $18) 1-0

[Event "Wag.Intcomp."]
[Site "?"]
[Date "1998.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Ten Thije, Hens"]
[Result "1-0"]
[PlyCount "107"]
[EventDate "1998.??.??"]

1. b4 a5 2. b5 e5 3. Bb2 d6 4. e3 Nf6 5. Ne2 Bg4 6. c4 Nbd7 7. Qc2 Bh5 8. f4
Nc5 9. fxe5 $4 (9. Nbc3 $5 $11) 9... dxe5 $4 (9... Bg6 10. Qc3 Nd3+ 11. Qxd3
Bxd3 12. exf6 gxf6 $19 (12... Bxc4 $6 13. fxg7 Bxg7 14. Bxg7 $15)) 10. Ng3 Bg6
11. Qd1 Nd3+ (11... Bd6 $5 $17) 12. Bxd3 $15 Bxd3 13. Qb3 (13. Bxe5 $142 $5
Bxc4 14. Qf3 $11) 13... e4 $17 14. Qc3 Ng4 15. Nf5 Qg5 (15... f6 16. Ba3 $17)
16. Nxg7+ $15 Kd7 17. Qd4+ Bd6 18. Nc3 f6 (18... Ne5 19. Nxe4 Qxg7 20. Nxd6
cxd6 $17) 19. Nxe4 $11 Bxe4 20. Qxe4 Qxg7 21. Qxb7 Ne5 22. Qd5 Qf7 (22... Qg8
$5 23. O-O Qxd5 24. cxd5 Rhf8 $11) 23. Qxf7+ $16 Nxf7 24. Bxf6 Rhg8 25. O-O Ne5
$4 (25... Raf8 $142 $5 $16) 26. Bxe5 (26. c5 $142 $5 Nd3 27. cxd6 Kxd6 $18)
26... Bxe5 27. d4 Bg7 28. Rf7+ Kc8 29. Raf1 Kb7 30. Rd7 (30. R1f3 Rae8 $18)
30... Rad8 31. Rff7 Rxd7 32. Rxd7 Bh6 33. Kf2 (33. Re7 Bg5 34. Re5 h6 $18)
33... Rf8+ (33... Re8 $5 $16) 34. Ke2 $18 Re8 35. Rxh7 Bxe3 36. Kd3 Bg1 37. Rh3
(37. c5 $5 Kb8 38. g3 $18) 37... Re1 38. d5 Ra1 39. Rh7 Rd1+ (39... Bc5 $5 $16)
40. Kc2 $18 Rf1 $2 (40... Rd4 $142 $5 41. Kc3 Rd1 $16) 41. d6 Rf2+ 42. Kb3 Rxg2
43. Rxc7+ Kb8 44. c5 (44. Rc6 Kb7 45. h4 Rh2 $18) 44... Bxh2 (44... Rg5 45. b6
Bxc5 46. d7 $18) 45. Rc6 (45. Re7 $142 Rd2 $18) 45... Be5 $2 (45... Rd2 $18)
46. d7 Rg8 47. Re6 Rg3+ (47... Kc7 48. Rxe5 Kxd7 49. Ka4 $18) 48. Kc4 Bc7 49.
Re8+ Kb7 50. c6+ Kb6 (50... Ka7 51. Rc8 Rg4+ 52. Kd5 Kb6 53. Rb8+ Bxb8 54.
d8=Q+ Bc7 $18) 51. Rb8+ $3 Ka7 (51... Bxb8 52. d8=Q+) 52. Rb7+ Ka8 53. Rxc7
Rg4+ 54. Kc5 (54. Kc5 Rg8 55. Rc8+ Ka7 56. b6+ Ka6 57. Rxg8 a4 58. Ra8#) 1-0

[Event "Wag.Intcomp"]
[Site "?"]
[Date "1996.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "van Eekhout, David"]
[Result "1/2-1/2"]
[PlyCount "111"]
[EventDate "1996.??.??"]

1. b4 a5 2. b5 d6 3. Bb2 Nf6 4. e3 g6 5. Nc3 Bg7 6. Bc4 Nbd7 7. a4 O-O 8. Nge2
c6 9. O-O d5 10. Ba2 e5 11. Rb1 Re8 12. Ba3 (12. f4 e4 $11) 12... Nf8 13. Ng3
e4 (13... Ne6 14. bxc6 bxc6 15. e4 $11) 14. f3 $14 exf3 15. Qxf3 Qc7 16. h3 Ne6
17. Nge2 Ng5 18. Qg3 Qxg3 19. Nxg3 Nge4 20. Ngxe4 Nxe4 21. Nxe4 Rxe4 22. Rf4 (
22. Bb3 f5 $11) 22... Rxf4 23. exf4 Bf5 24. d3 Bd4+ 25. Kf1 h5 26. bxc6 bxc6
27. Rb7 Kg7 (27... Re8 28. Bb2 Be3 29. Rc7 Bxf4 30. Rxc6 $11) 28. Bb2 $11 Bxb2
29. Rxb2 Ra6 30. Kf2 Kf6 31. h4 (31. Ke3 h4 $11) 31... Bd7 32. Rb7 Bc8 33. Rb2
Ke7 (33... d4 34. Bc4 Ra7 35. Rb6 $11) 34. c3 Kd6 35. d4 Bd7 36. Rb7 (36. c4
Ra8 $11) 36... Be6 (36... Bc8 37. Rb8 Kc7 38. Rb2 $11) 37. Bb1 $14 c5 38. Bd3
c4 39. Be2 Kc6 40. Rb2 (40. Rb5 $5 $11) 40... Rb6 $15 41. Rxb6+ Kxb6 42. Ke3
Bd7 43. Bd1 Kc6 44. Bc2 Kd6 (44... Bg4 45. Kd2 $15) 45. Kf3 (45. f5 gxf5 46.
Kf4 f6 $11) 45... Ke7 (45... Bg4+ 46. Ke3 $15) 46. Kg3 Kf6 47. Kf3 Bg4+ 48. Ke3
Ke6 49. g3 Kf6 50. Kf2 Bh3 51. Ke3 Bg2 (51... Bf5 52. Bd1 $15) 52. Bb1 (52. Kf2
Bh1 $11) 52... Ke6 $15 53. Bc2 f5 54. Kf2 Be4 55. Bd1 Bb1 56. Ke3 1/2-1/2

[Event "Wag.Ext.4vsPion3"]
[Site "?"]
[Date "2001.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Bouwman, Alex"]
[Result "0-1"]
[PlyCount "69"]
[EventDate "2001.??.??"]

1. b4 b5 2. Bb2 Bb7 3. e3 e6 4. Nf3 Nf6 5. a3 a6 6. c4 c5 7. cxb5 cxb4 8. axb4
axb5 9. Rxa8 Bxa8 10. Bxb5 Bxf3 (10... Bxb4 $5 11. O-O Bc6 $11) 11. Qxf3 $16
Bxb4 12. O-O Be7 13. Qb7 O-O 14. Rc1 d5 15. Bd4 Nbd7 (15... Bd6 16. Bb6 Qe7 17.
Qxe7 Bxe7 18. Bd4 $14) 16. Rc7 $16 e5 (16... Bd6 17. Rxd7 Nxd7 18. Bxd7 $14 (
18. Qxd7 $143 Qxd7 19. Bxd7 Rb8 $15)) 17. Ba7 $18 (17. Bxd7 $6 exd4 18. Bf5 Bd6
$11) (17. Rxd7 Nxd7 18. Nc3 exd4 19. Nxd5 Bd6 20. Qxd7 Qxd7 21. Bxd7 Rd8 $19)
17... Bd6 18. Rxd7 Nxd7 19. Bxd7 (19. Qxd7 $2 Qxd7 20. Bxd7 Ra8 $19) 19... Qa5
(19... Qc7 20. Qxc7 Bxc7 21. Na3 $16) 20. Bc6 $18 d4 21. g3 dxe3 22. dxe3 (22.
Bxe3 $143 Rb8 23. Qd7 Rxb1+ 24. Kg2 Qc7 $17) (22. fxe3 $6 Bb4 23. Bb6 Qa2 $16)
22... Qa2 23. Kg2 Qc2 24. Bd5 Qf5 (24... Qg6 25. Nc3 $18) 25. Nc3 h5 26. Ne4
Ba3 27. Qb3 Be7 28. Qb7 $4 (28. Bb8 Rd8 $18) 28... Rd8 $4 (28... Ba3 29. Qc7 h4
30. gxh4 Qg6+ 31. Ng3 Qf6 $18) 29. Bb8 h4 30. Nc3 $4 (30. h3 $142 hxg3 31. Qxe7
Rxd5 32. Nxg3 $18) 30... h3+ $17 31. Kf1 $2 (31. Kg1 $142 Qc2 32. Bg2 Qxc3 33.
Bxh3 Qe1+ 34. Bf1 $19) 31... Qd3+ $19 32. Ke1 Qxc3+ 33. Ke2 Qc2+ 34. Kf3 Qd1+ (
34... Kf8 $5 35. Kg4 Qxf2 36. Bf3 $19) 35. Ke4 0-1

[Event "Wag.Intcomp"]
[Site "?"]
[Date "1996.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Jongepier, Jos"]
[Result "1-0"]
[PlyCount "63"]
[EventDate "1996.??.??"]

1. b4 Nf6 2. Bb2 e6 3. a3 b5 4. e3 a6 5. c4 bxc4 6. Bxc4 Bb7 7. Nf3 c5 8. b5 (
8. bxc5 Bxc5 9. d4 Be7 $11) 8... d5 9. bxa6 Bc6 10. Be2 Nxa6 11. Ne5 Bb7 (11...
Qb6 12. Qc2 $11) 12. Bb5+ Ke7 13. O-O Qb6 14. a4 Nc7 15. Nc3 Nxb5 16. Nxb5 g6
$2 (16... Ke8 $5 $14) 17. Qf3 (17. d4 $142 $5 Ke8 18. Qf3 Qd8 19. dxc5 Bxc5 20.
Nxg6 fxg6 21. Qxf6 Qxf6 22. Bxf6 Rf8 23. Nc7+ Kf7 24. Nxa8 Kxf6 $18) 17... Bg7
$16 18. d4 Rxa4 19. Rxa4 Qxb5 20. Raa1 Ra8 21. Ba3 Rxa3 (21... Ke8 22. Rab1 Qa6
23. Bxc5 $18) 22. Rxa3 c4 (22... Qb6 23. Raa1 Qd6 24. Rfb1 $18) 23. Rfa1 (23.
Raa1 $142 $5 Qe8 24. Rfb1 Ba8 $18) 23... Kf8 24. h4 (24. Qd1 Qe8 25. Ra7 Bc6
$18) 24... h5 (24... h6 25. Qd1 Qe8 26. Ra7 $18) 25. Qf4 (25. Qd1 $5 Qe8 26.
Ra7 Bc8 $18) 25... Kg8 26. f3 (26. Ra7 $142 Qb2 27. Kh2 $18) 26... Bc6 (26...
Qb2 $18) 27. Ra5 (27. Nxc6 $143 Qxc6 28. Ra8+ Kh7 $18) 27... Qb7 (27... Qb8 28.
Nxc6 Qxf4 29. exf4 $18) 28. Ra7 Qb6 29. Rxf7 Qb2 (29... Be8 30. Rxf6 Kh7 $18)
30. Raa7 Nd7 31. Rxg7+ $1 Kxg7 32. Qf7+ (32. Qf7+ Kh8 33. Nxg6#) 1-0

[Event "Wag.Intcomp Wageningen"]
[Site "?"]
[Date "2001.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "van den Berg, Jelle"]
[Result "1-0"]
[PlyCount "77"]
[EventDate "2001.??.??"]

1. b4 b5 2. e3 Nf6 3. Bxb5 g6 (3... e5 $5 $14) 4. Bb2 $16 Bg7 5. Nf3 O-O 6. Ba4
d6 7. c4 Nbd7 8. Nc3 Rb8 9. a3 c5 10. b5 Nb6 11. Bb3 d5 12. Ne5 Bb7 13. O-O
dxc4 14. Nxc4 Nfd5 15. Qc2 Qd7 16. Nxb6 (16. Nxd5 Qxd5 17. f3 Bxb2 18. Nxb2 c4
19. Bxc4 Nxc4 20. Nxc4 Qxb5 $16) 16... axb6 (16... Nxb6 $5 17. Rfc1 Rfd8 $11)
17. Nxd5 $16 Bxd5 18. Bxd5 Qxd5 19. Bxg7 Kxg7 20. Qb2+ Kg8 21. d4 c4 (21...
cxd4 $5 22. exd4 Rfd8 $16) 22. Rfc1 $16 Ra8 23. Qb4 Rfc8 24. Rc3 e5 25. dxe5
Rc5 26. e6 (26. f4 $5 $16) 26... fxe6 $14 27. Rac1 Rac8 (27... Rxb5 $5 28. e4
Qc5 29. Qxc4 Qxc4 30. Rxc4 Rxa3 $11) 28. a4 Kf7 29. Qb2 Ra8 (29... Kg8 30. Qc2
$16) 30. Qc2 $18 Rac8 31. Rd1 Qb7 32. Rd4 Qa8 (32... Qc7 33. Qd1 Kg8 34. Qg4
$18) 33. Rdxc4 (33. Rcxc4 Qa5 34. h3 Rxc4 35. Rxc4 Rxc4 36. Qxc4 h5 $18) 33...
Rxc4 (33... Qa5 34. Kf1 (34. Rxc5 $2 Rxc5 35. Qd3 Qxc3 (35... Rxc3 36. Qd7+ Kf6
37. Qd8+ Kf5 38. Qf8+ Ke4 39. Qf4+ Kd3 40. Qd4+ Kc2 41. g3 $19) 36. Qd7+ Kf6
37. Qd8+ Kg7 38. Qe7+ Kh6 $19) 34... Qxc3 35. Rxc3 Rxc3 36. Qe4 $18) 34. Rxc4
Qa5 35. g3 Rd8 $2 (35... Rxc4 36. Qxc4 h6 $18) 36. Rc7+ Kf6 37. Qb2+ (37. Rxh7
$143 Qe1+ 38. Kg2 Rd1 $18) 37... Kg5 (37... e5 38. Rc6+ Kf7 39. Qxe5 Rd1+ 40.
Kg2 Qa8 $18) 38. Qe5+ Kg4 (38... Kh6 39. Qf4+ g5 40. Qf6+ Kh5 41. Rxh7+ Kg4 42.
h3#) 39. Qf4+ (39. Qf4+ Kh5 40. Rxh7#) 1-0

[Event "Wag.ext.4vsASV5"]
[Site "?"]
[Date "2002.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Dijkstra, Hetser"]
[Result "1/2-1/2"]
[PlyCount "65"]
[EventDate "2002.??.??"]

1. b4 c6 2. Bb2 a5 3. a3 axb4 4. axb4 Rxa1 5. Bxa1 Qb6 6. c4 d5 7. Qb3 e6 (7...
dxc4 8. Qxc4 Na6 9. b5 $15) 8. e3 Nf6 (8... Qxb4 $4 9. Qxb4 Bxb4 10. Bxg7 dxc4
11. Bxc4 $18) 9. b5 Nbd7 10. Nf3 Be7 11. Be2 O-O 12. Nc3 Nc5 13. Qc2 Bd7 14.
Ng5 e5 15. cxd5 cxb5 16. O-O (16. f4 Qd6 17. O-O Rc8 $14) 16... h6 17. Nf3 b4
18. Rb1 Qa5 19. d4 (19. Nd1 e4 20. Bxf6 Bxf6 $15) 19... exd4 $15 (19... bxc3
$143 20. dxc5 Nxd5 21. Nxe5 $11) 20. exd4 Na6 21. Ne4 Nxd5 22. Ned2 Rc8 23. Qe4
Be6 24. Bd3 g6 25. Nh4 (25. Ne5 Nc3 26. Bxc3 Bd5 $11) 25... Bxh4 (25... Qa2 26.
Nb3 Bxh4 27. Qxh4 $17) 26. Qxh4 $15 Kg7 27. Nc4 $2 (27. Ne4 g5 28. Qg3 Qc7 $11)
27... Qd8 (27... Qa2 $142 $5 28. Re1 Rxc4 29. Bxc4 Qxc4 $19) 28. Qg3 $15 Qf6 (
28... Qg5 29. Qxg5 hxg5 30. Nd6 $15) 29. Nd6 $11 Rb8 (29... Ra8 30. Be4 $11)
30. Ne4 Qd8 31. Qe5+ Kg8 (31... Kh7 32. Bc4 Nac7 33. Bb2 $11) 32. Rc1 (32. Nc5
Qf6 33. Qxf6 Nxf6 34. Nxe6 fxe6 35. Bxg6 Ra8 $14) 32... Nac7 33. Nc5 1/2-1/2

[Event "Wag.Intcomp"]
[Site "?"]
[Date "1997.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Christians, Richard"]
[Result "0-1"]
[PlyCount "72"]
[EventDate "1997.??.??"]

1. b4 c6 2. Bb2 a5 3. a3 axb4 4. axb4 Rxa1 5. Bxa1 Qb6 6. e3 d5 (6... Qxb4 7.
Bc3 Qe4 8. Nf3 $15) 7. Be5 (7. b5 $5 $11) 7... Nd7 $15 8. Qg4 Nh6 9. Qg3 (9.
Qd4 $142 $5 Qxd4 10. exd4 Nxe5 11. dxe5 $15) 9... Qxb4 $19 10. Nc3 Nf5 (10...
Nxe5 $143 11. Qxe5 Nf5 12. Qb8 $17) 11. Qf4 Qxf4 12. Bxf4 e5 13. Bd3 Nd6 14.
Bg3 Be7 15. e4 d4 16. Nce2 b5 17. f4 f6 18. Nf3 c5 19. c3 $2 (19. fxe5 $142
fxe5 20. Nxe5 $17) 19... c4 $19 20. fxe5 fxe5 (20... cxd3 $6 21. exd6 dxe2 22.
Nxd4 $15) 21. Bb1 d3 22. Nc1 (22. Nxe5 dxe2 23. Nxd7 Bxd7 24. Kxe2 Rf8 $19)
22... Nxe4 23. Bxe5 (23. Nxd3 Nxg3 24. hxg3 cxd3 25. Bxd3 b4 $19) 23... Nxe5
24. Nxe5 O-O (24... Bh4+ $142 25. g3 Nxg3 26. hxg3 Bxg3+ 27. Kf1 Bxe5 28. Nxd3
cxd3 29. Bxd3 O-O+ 30. Ke1 Bg3+ 31. Kd1 Bg4+ 32. Kc2 $19) 25. Nf3 (25. Ncxd3
Re8 26. Kd1 Bd6 $19) 25... Bc5 (25... Rxf3 $142 26. gxf3 Bh4+ 27. Kd1 Nf2+ 28.
Ke1 Nxh1+ 29. Kf1 $19) 26. Ba2 (26. Bxd3 Nf2 27. Bxh7+ Kxh7 $19) 26... Kh8 (
26... Bf2+ 27. Kd1 Bh3 28. gxh3 Rxf3 29. Bb1 $19) 27. Rf1 Bg4 28. Bb1 Re8 29.
Bxd3 cxd3 30. Nxd3 (30. Kd1 Nf2+ 31. Rxf2 Bxf2 32. Nxd3 $19) 30... Nf2+ 31.
Nde5 Nd3+ 32. Kd1 Rxe5 33. Kc2 (33. h3 Bxf3+ 34. Rxf3 Ne1 $19) 33... Bxf3 34.
gxf3 Re1 35. Rxe1 Nxe1+ 36. Kb3 Nxf3 (36... Nxf3 37. d3 Nxh2 $19) 0-1

[Event "Wag.Intcomp Wageningen"]
[Site "?"]
[Date "2001.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Gieltjes, Frits"]
[Result "1-0"]
[PlyCount "49"]
[EventDate "2001.??.??"]

1. b4 c6 2. Bb2 d5 3. e3 Bf5 4. Nf3 e6 5. Be2 Nd7 (5... Bxb4 $4 6. Bxg7 Nd7 7.
Bxh8 $18) 6. O-O Ngf6 (6... Bxb4 $4 7. Bxg7 Ngf6 8. Bxh8 $18) 7. b5 cxb5 8.
Bxb5 Bd6 9. Nd4 Ng4 (9... Bg6 10. f4 $11) 10. f4 (10. Nxf5 $142 Bxh2+ 11. Kh1
exf5 12. g3 (12. Bxg7 Qh4 13. Bxd7+ Kxd7 14. Qxg4 fxg4 $19) 12... Nxf2+ 13.
Rxf2 Bxg3 14. Rg2 (14. Rxf5 $4 Qh4+ 15. Kg2 Qh2+ 16. Kf1 Qh3+ 17. Ke2 Qxf5 $19)
(14. Bxg7 Qh4+ 15. Kg1 Bxf2+ 16. Kf1 Qh1+ 17. Kxf2 Qxd1 18. Bxh8 Qxc2 $19)
14... Qh4+ 15. Kg1 $16) 10... Bc5 $2 (10... Qh4 $142 $5 11. h3 Nh6 $11) 11.
Nxf5 $16 exf5 12. h3 (12. Bxg7 Rg8 13. Bd4 Bxd4 14. exd4 Qb6 15. Qe2+ Kd8 $16)
12... Ngf6 13. Bxf6 (13. Qf3 $5 Be7 14. Bxf6 Bxf6 15. c3 $16) 13... Qxf6 $14
14. Nc3 d4 15. Bxd7+ Kxd7 16. Nd5 Qd6 17. c4 Rhe8 (17... dxc3 18. Nxc3 Rhc8 19.
Qb3 $14) 18. Rb1 (18. Qb1 Kc8 19. Qxf5+ Qe6 20. Qxh7 dxe3 21. dxe3 g6 $18)
18... Qc6 (18... b6 $5 $14) 19. Qh5 $16 dxe3 (19... Ke6 $5 $16) 20. Qxf7+ $18
Kd8 21. dxe3 Bxe3+ $4 (21... b6 22. Rfd1 Kc8 $18) 22. Nxe3 Rxe3 23. Rfd1+ Kc8
24. Qxf5+ Qe6 25. Qc5+ (25. Qc5+ Qc6 26. Qxe3 $18) 1-0

[Event "Wag.Ext.3vsWag4"]
[Site "?"]
[Date "1997.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "de Mey, Bob"]
[Result "1-0"]
[PlyCount "45"]
[EventDate "1997.??.??"]

1. b4 c6 2. Bb2 e6 3. e3 d5 4. Ne2 (4. Nf3 Nf6 (4... Bxb4 5. Bxg7 Nf6 6. Bxh8
$18) 5. a3 Bd6 $11) 4... Nd7 (4... Bxb4 $4 5. Bxg7 e5 6. Bxh8 $18) 5. Ng3 Ngf6
(5... Bxb4 $4 6. Bxg7 e5 7. Bxh8 $18) 6. a3 g6 (6... Bd6 7. Be2 $11) 7. c4 Bg7
8. cxd5 exd5 9. Be2 O-O 10. O-O Nb6 11. Qc2 Re8 12. Nc3 a6 13. f4 (13. d4 h5
$11) 13... Ne4 (13... Nc4 14. Bxc4 dxc4 15. f5 $15) 14. Ngxe4 dxe4 (14... Rxe4
$2 15. Nxe4 Bxb2 16. Qxb2 dxe4 17. Qc2 $18) 15. Rab1 Nd5 (15... Qe7 $142 $5 $11
) 16. Nxe4 $16 Bf5 17. Bd3 Bxb2 18. Rxb2 Qe7 19. Ng3 Nxe3 20. Nxf5 gxf5 $4 (
20... Nxf5 $142 21. Bxf5 gxf5 22. Qxf5 Rad8 $14) 21. dxe3 $18 Qxe3+ 22. Kh1 Qf2
(22... Rad8 23. Rb3 Qe1 $18) 23. Qxf2 (23. Qxf2 Rad8 24. Qg3+ Kf8 25. Qh3 $18)
1-0

[Event "Wag.Intcomp"]
[Site "?"]
[Date "1997.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Hahne, Marcel"]
[Result "1-0"]
[PlyCount "133"]
[EventDate "1997.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 c6 4. a3 Bf5 5. Ne2 Qb6 6. Bd4 Qc7 7. Ng3 Bg6 8. f4
e6 9. Nc3 Nbd7 10. Na4 (10. Be2 a5 $11) 10... c5 (10... Be7 $142 $5 $15) 11.
bxc5 Nxc5 12. Nxc5 Bxc5 13. Bb5+ Ke7 14. Bc3 (14. Be5 Bd6 15. Bxd6+ Qxd6 $11)
14... Rac8 15. Qe2 a6 16. Bd3 Bxd3 17. Qxd3 h5 18. Ra2 Bd6 19. Bxf6+ gxf6 20.
Rb2 (20. c3 b5 $11) 20... b5 $15 21. O-O Qc4 22. Qxc4 Rxc4 23. Ra2 f5 24. Ne2
Rhc8 25. Nd4 Ra4 26. Rfa1 Bxf4 27. Nxf5+ exf5 28. exf4 Rxf4 29. Rf1 Rxf1+ 30.
Kxf1 d4 31. Ke2 Kd6 32. Rb2 Kd5 33. Kd3 h4 (33... Rg8 34. a4 Kc5 35. axb5 axb5
36. g3 $17) 34. Rb1 (34. a4 Kc5 35. axb5 axb5 $15) 34... Rg8 $17 35. Rg1 (35.
a4 $142 $5 Kc6 36. axb5+ axb5 37. Rf1 $15) 35... f4 $19 36. Rf1 Ke5 (36... Rxg2
37. Rxf4 Rxh2 38. Rxd4+ Ke5 39. Re4+ Kf5 40. Rd4 $19) 37. Re1+ (37. Rf2 Rh8 $17
) 37... Kf5 (37... Kd6 38. Re2 Kd5 39. Rf2 $17) 38. Re2 h3 39. gxh3 Rh8 (39...
f3 $142 40. Re7 f6 $17) 40. Kxd4 $11 Rxh3 41. c3 f6 42. Kc5 Rd3 43. Kb6 Rd6+
44. Kc5 Re6 $4 (44... Rd7 $142 $11) 45. Rxe6 $18 Kxe6 46. Kd4 Kf5 47. Kd3 Kg4
48. Ke2 f3+ 49. Ke3 f5 50. d4 a5 51. d5 f4+ 52. Kf2 Kf5 53. Kxf3 (53. h4 $142
$18) 53... Ke5 54. h4 Kxd5 55. Kxf4 Kc4 56. h5 Kxc3 57. h6 b4 58. axb4 axb4 59.
h7 b3 60. h8=Q+ Kc2 61. Qc8+ (61. Ke3 $142 b2 62. Qh7+ Kb3 63. Kd2 $18) 61...
Kb1 62. Ke3 b2 (62... Ka2 63. Qa8+ Kb1 64. Qg2 Ka1 65. Kd3 b2 66. Qa8+ Kb1 67.
Qa4 Kc1 68. Qc2#) 63. Kd2 (63. Kd3 Ka2 64. Qc2 Ka3 65. Kc3 b1=Q 66. Qxb1 Ka4
67. Qb4#) 63... Ka2 (63... Ka1 64. Qa8+ Kb1 65. Qe4+ Ka1 66. Qa4+ Kb1 67. Kc3
Kc1 68. Qc2#) 64. Qc2 Ka1 (64... Ka3 65. Kc3 b1=Q 66. Qxb1 Ka4 67. Qb4#) 65.
Qa4+ Kb1 66. Kc3 Kc1 67. Qc2# 1-0

[Event "Wag.Intcomp"]
[Site "?"]
[Date "1997.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "van der Werken, Harmen"]
[Result "0-1"]
[BlackElo "2050"]
[PlyCount "70"]
[EventDate "1997.??.??"]

1. b4 c6 2. Bb2 Qb6 3. a3 a5 4. c4 d5 5. c5 Qc7 6. e3 Bf5 7. f4 Nd7 8. Nf3 Ngf6
9. d3 b6 10. cxb6 Qxb6 11. Bd4 Qb7 12. bxa5 Rxa5 13. a4 (13. Be2 $5 $11) 13...
e6 $15 14. Bc3 Ra8 (14... Bb4 15. Nd4 $15) 15. h3 h5 16. Nbd2 Be7 17. Nd4 Bg6
18. Rb1 Qc7 19. N2f3 O-O 20. Be2 e5 21. fxe5 Nxe5 22. O-O Bd6 (22... Nxf3+ $5
23. Rxf3 Qd7 $11) 23. Nh4 $14 Rae8 24. Rxf6 (24. Ndf5 $142 $5 $16) 24... gxf6
$11 25. Nhf5 Bc5 26. Qf1 Bxd4 27. Bxd4 c5 28. Rc1 (28. Bb2 $5 $15) 28... Qd7
$17 29. Bxc5 Qxf5 30. Qxf5 Bxf5 31. Bxf8 Kxf8 (31... Rxf8 $6 32. d4 Nd3 33. Rf1
$15) 32. d4 Nd3 33. Rf1 (33. Rc3 Rxe3 34. Bxh5 Be4 $19) 33... Bg6 $19 34. Bxd3
(34. Rf3 Ke7 35. Rf1 Ra8 $19) 34... Bxd3 35. Rd1 (35. Re1 Ra8 36. Ra1 Ra5 $19)
35... Be4 (35... Be4 36. Ra1 Rb8 $19) (35... Rxe3 $142 $5 36. Kf2 Re2+ 37. Kf3
$19) 0-1

[Event "Wag.Intcomp Wageningen"]
[Site "?"]
[Date "1999.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Jeuken, Karin"]
[Result "0-1"]
[PlyCount "68"]
[EventDate "1999.??.??"]

1. b4 d5 2. Bb2 Nd7 3. e3 e5 4. Nf3 e4 5. Ne5 Ngf6 (5... Bxb4 $143 6. Nxd7 f6
7. Qh5+ g6 8. Qxd5 Qxd7 9. Qxe4+ Qe7 10. Bb5+ Kd8 11. Qd3+ Bd6 12. Nc3 $16) 6.
a3 Bd6 7. Ng4 O-O 8. c4 $2 (8. Nxf6+ Nxf6 (8... gxf6 $143 9. Qh5 $14) 9. Be2 a5
$15) 8... c6 (8... Nxg4 $142 9. Qxg4 Ne5 $19) 9. cxd5 cxd5 10. Nc3 Nxg4 11.
Qxg4 Ne5 12. Qd1 Be6 13. Nb5 Bg4 14. Qb3 Bb8 15. h3 Bh5 (15... Be6 $5 $15) 16.
Nc3 $11 Qh4 $2 (16... Nf3+ $142 17. gxf3 Bxf3 $14) 17. Qxd5 $18 (17. Nxd5 $6
Rd8 $14) 17... Nd3+ 18. Bxd3 exd3 19. Qxd3 Be5 20. Qb5 Rae8 21. Qxb7 (21. Rc1
$5 $18) 21... Qc4 $16 22. f3 Bg3+ (22... Qb3 23. Rb1 Bxc3 24. dxc3 Rxe3+ 25.
Kf2 $14) 23. Kd1 Rd8 $2 (23... Rxe3 24. dxe3 Qd3+ 25. Kc1 Bf2 $15) 24. Qe4 $18
(24. Qxa7 $6 Qb3+ 25. Kc1 Rxd2 26. Kxd2 Qxb2+ 27. Kd3 Rd8+ 28. Kc4 Be5 $11)
24... Qc7 25. Qc2 Rc8 26. Rc1 Qb7 27. Qe4 Qd7 $6 (27... Qb8 28. Nd5 Rxc1+ 29.
Bxc1 $18) 28. Nb1 (28. Qd5 $142 Rfd8 29. Qxd7 Rxd7 30. Ne4 Rxc1+ 31. Kxc1 $18)
28... Bg6 29. Qd4 Qa4+ 30. Ke2 Qa6+ 31. Rc4 $4 (31. d3 $142 f6 32. Rxc8 Rxc8
33. Rc1 $18) 31... Qxc4+ $19 32. Qxc4 Rxc4 33. Bd4 $4 (33. Nc3 Rfc8 $19) 33...
Rfc8 (33... Rxd4 $142 34. exd4 Re8+ 35. Kd1 Bxb1 $19) 34. d3 $2 (34. Nc3 $142
$19) 34... Rc2+ (34... Rc2+ 35. Nd2 Ra2 $19) (34... Rc1 $5 35. Rd1 Rxd1 36.
Kxd1 Bxd3 37. Nd2 $19) 0-1

[Event "corr or01-009 E-mail"]
[Site "?"]
[Date "2001.??.??"]
[Round "?"]
[White "Kucharkowski, Jens"]
[Black "Otte, Marco"]
[Result "1-0"]
[PlyCount "37"]
[EventDate "2001.??.??"]

1. b4 {A00: Irregular Openings} d5 2. Bb2 f6 3. c4 e5 4. cxd5 Qxd5 5. Nc3 Qf7 (
5... Qd4 6. a3 Qb6 7. e3 Bd6 8. Nf3 Be6 9. Rc1 c6 10. d4 e4 11. Nd2 f5 12. Nc4
Qc7 13. Nxd6+ Qxd6 14. b5 Nf6 15. bxc6 Nxc6 16. Qa4 O-O 17. Be2 f4 18. O-O f3
19. Bb5 fxg2 20. Rfd1 {dtpwaldi-leila54/kurnik 2011/0-1}) 6. b5 Bb4 $146 (6...
Be6 7. e3 Nd7 8. Nf3 Bd6 9. d4 Ne7 10. Bd3 O-O-O 11. O-O h5 12. Ne4 Kb8 13.
Nxd6 cxd6 14. Ba3 Nb6 15. Qb1 Bd5 16. e4 Bc4 17. Rc1 Rd7 18. Bxc4 Nxc4 19. Qd3
Nb6 20. Rc2 Rc8 21. Rac1 {Psion-Psion/4 Min/Zug 1990/1-0 (47)}) 7. Qa4 c5 8.
b6+ Bd7 $4 (8... Nd7 $142 $11) 9. Qxa7 $1 $18 Ne7 (9... Rxa7 10. bxa7 {
Double attack} (10. bxa7 {Passed pawn})) 10. Qxa8 O-O 11. Qxb7 Bc6 12. Qa7 Nd7
13. e4 Ra8 14. Qc7 Ba5 15. Nd5 $1 Nxd5 (15... Bxd5 16. Qxd7 {Deflection}) (
15... Nxd5 16. Qxc6 {Double attack} (16. Qxc6 {Deflection}) (16. Qxc6 {Decoy}))
16. Qxc6 (16. exd5 Qxd5 17. Nf3 Bxb6 $11) 16... N5xb6 17. Be2 Rc8 18. Qb5 Bb4
19. Nf3 1-0

[Event "Wag.Intcomp Wageningen"]
[Site "?"]
[Date "2001.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Walstra, Gerrit"]
[Result "1-0"]
[PlyCount "91"]
[EventDate "2001.??.??"]

1. b4 d5 2. Bb2 d4 3. e3 dxe3 4. fxe3 Nf6 5. Nf3 Bg4 6. c4 (6. Be2 e6 7. a3 Bd6
$11) 6... e6 7. b5 Ne4 (7... Bd6 8. Be2 $11) 8. d3 (8. Be2 $142 $11) 8... Qh4+
$4 (8... Bb4+ $142 9. Ke2 Nf6 $15) 9. Nxh4 $18 Bxd1 10. Kxd1 $4 (10. dxe4 $142
Bc2 11. Nd2 $18) 10... Nf2+ $16 11. Ke1 (11. Ke2 $142 $5 Nxh1 12. g3 $16) 11...
Nxh1 $11 12. Be2 (12. g4 h5 13. g5 Nd7 $11) 12... Bd6 13. Nf3 Rg8 (13... Bc5
14. d4 Bd6 $16) 14. Kf1 $16 g5 15. Kg1 g4 16. Ne5 (16. Kxh1 $6 gxf3 17. Bxf3 c6
$11) 16... h5 17. d4 f6 (17... Bxe5 $5 18. dxe5 Ng3 19. hxg3 a6 $16) 18. Nd3
$18 Ng3 19. hxg3 Bxg3 20. Nf4 (20. Nc5 $142 $5 $18) 20... Bxf4 $16 21. exf4 Nd7
22. Nc3 O-O-O 23. Ne4 e5 (23... h4 24. d5 f5 25. Ng5 exd5 26. Bd3 (26. cxd5 $6
Nb6 $11) 26... dxc4 27. Bxc4 $14) 24. dxe5 fxe5 25. fxe5 Rge8 26. Rd1 Nxe5 27.
Rxd8+ Rxd8 28. Bxe5 (28. Ng3 $5 h4 29. Bxe5 $18) 28... Re8 $16 29. Bc3 Rxe4 30.
Kf2 Kd7 31. Bd3 Re7 $2 (31... Re8 $142 $5 $16) 32. Bg6 g3+ (32... a5 33. Bf6
g3+ 34. Kxg3 $18) 33. Kf3 h4 34. Bf6 h3 35. gxh3 (35. Bxe7 $2 h2 36. Bb4 h1=Q
37. Bf5+ Kd8 38. Kxg3 Qc1 $19) 35... g2 36. Kxg2 (36. Bf5+ $5 Ke8 37. Kxg2 Re2+
38. Kg3 c5 $18) 36... Re2+ 37. Kf3 Rxa2 38. h4 a6 39. h5 axb5 (39... Ke6 40.
Bd4 Rh2 41. Bg7 Rh3+ 42. Kg4 $18) 40. cxb5 (40. h6 $142 Ra8 41. h7 $18) 40...
Ra5 (40... Ke6 41. Bg7 Ra3+ 42. Kf4 Ra4+ 43. Be4 $18) 41. Bd3 (41. h6 Ke6 42.
Bd4 Ra8 $18) 41... c6 (41... Ra3 42. Ke3 Ke6 $18) 42. bxc6+ bxc6 43. h6 Ke6 44.
Bg7 (44. h7 $142 Ra8 45. h8=Q Rxh8 46. Bxh8 Kd5 $18) 44... Ra7 (44... Ra3 45.
Ke2 Kf7 $18) 45. h7 Rxg7 46. h8=Q (46. h8=Q Rf7+ 47. Ke3 $18) 1-0

[Event "Wag.Intcomp Wageningen"]
[Site "?"]
[Date "2001.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Stallinga, Hein"]
[Result "0-1"]
[PlyCount "70"]
[EventDate "2001.??.??"]

1. b4 d5 2. Bb2 Qd6 3. a3 e5 4. e3 Be6 5. Nf3 Nd7 6. Ng5 Ngf6 7. Nc3 c6 8. Ne2
Be7 9. f4 Bg4 10. h3 (10. Nf3 $5 exf4 11. Nxf4 $15) 10... Bxe2 $17 11. Bxe2
exf4 12. O-O h6 13. Nf3 fxe3 14. dxe3 O-O 15. Qe1 Ne4 16. Bd3 Bf6 17. Nd4 Rae8
18. Rf3 Ne5 19. Bxe4 dxe4 20. Nf5 $4 (20. Rf1 $142 $17) 20... Nxf3+ $19 21.
gxf3 Qe6 22. Nd4 Qxh3 23. f4 (23. Qf1 Qxf1+ 24. Rxf1 exf3 25. Rxf3 Re4 $19)
23... Rd8 24. Rd1 (24. c4 $19) 24... Rd5 25. Rd2 (25. Qe2 Rh5 26. Qxh5 Qxh5 27.
Rd2 $19) 25... Rfd8 (25... Rh5 26. Rh2 Qxh2+ 27. Kf1 Bh4 28. Qxh4 Rxh4 29. Ke1
Rd8 30. Kf1 Qh1+ 31. Kf2 Rh2+ 32. Kg3 Qg2#) 26. Rh2 Qd7 27. Qg3 Kh7 28. Rg2 (
28. Rd2 Qc7 29. Kf2 Qe7 $19) 28... g6 (28... b6 29. c4 Rh5 30. Qe1 $19) 29. Rh2
Rxd4 30. Bxd4 Bxd4 31. exd4 Qxd4+ 32. Kg2 Qd1 33. Rxh6+ (33. Kh3 Rd2 34. Rxd2
Qxd2 35. f5 $19) 33... Kxh6 34. Qg5+ Kh7 35. Qh4+ Kg8 (35... Kg8 36. Qxd8+ Qxd8
$19) 0-1

[Event "Wag.Intcomp Wageningen"]
[Site "?"]
[Date "2000.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Neuteboom, Jan Hendrik"]
[Result "0-1"]
[PlyCount "103"]
[EventDate "2000.??.??"]

1. b4 d5 2. Bb2 Qd6 3. a3 e5 4. e3 Bf5 5. Nf3 Nd7 6. c4 Bxb1 7. Rxb1 Ngf6 8. c5
Qe6 9. Qa4 c6 10. Be2 Be7 11. O-O O-O 12. Qc2 h6 13. Bd3 $4 (13. d3 $142 $11)
13... e4 $19 14. Nd4 exd3 15. Qxd3 Qe4 16. Qe2 Ne5 17. f4 Nc4 (17... Ned7 $142
$5 $19) 18. d3 $17 Qxe3+ 19. Qxe3 Nxe3 20. Rfe1 (20. Rf3 $5 Nfg4 21. h3 $15)
20... Nfg4 $17 21. h3 Bf6 22. hxg4 (22. Nf3 $5 Nc2 23. Re2 $17) 22... Bxd4 $19
(22... Nxg4 $6 23. Nf5 $11) 23. Bxd4 Nc2 (23... Nxg4 $6 24. Re7 b5 25. Bc3 $11)
24. Be5 Nxe1 25. Rxe1 Rfe8 26. Rf1 f6 27. Bd4 Re2 28. g5 hxg5 29. fxg5 fxg5 30.
Rf5 Rf8 31. Rxg5 Rf7 32. a4 Rd2 33. Rg3 Rd1+ 34. Kh2 a6 (34... Rb1 35. Bc3 d4
36. Bxd4 Rxb4 37. Be5 $19) 35. b5 (35. Be5 $142 $19) 35... axb5 36. axb5 cxb5
37. Be5 (37. Bc3 b4 38. Bxb4 d4 $19) 37... b4 (37... Rf5 38. Rxg7+ Kf8 39. Bb2
Rxd3 40. Rh7 $19) 38. d4 Rb1 39. Rg6 b3 40. Rb6 b2 41. Kg3 Kf8 42. Rb3 Ke8 43.
Bb8 Rf6 (43... Kd8 $5 44. Be5 $19) 44. Rxb7 Ra6 45. Bf4 $2 (45. Bd6 g6 $19)
45... Ra3+ (45... Rg6+ 46. Kf2 Rf6 47. Kg3 $19) 46. Kf2 $2 (46. Kg4 Ra2 47.
Rb8+ Kf7 48. Rb7+ Kg6 49. Rb6+ Kh7 50. c6 $19) 46... Rc3 (46... Ra2 $142 $5 47.
Be5 $19) 47. Rb8+ Kd7 48. Rb7+ Ke6 49. Rb6+ (49. Bd2 Rc2 50. Ke2 $19) 49... Kf5
50. Bd2 (50. Be5 Rc2+ 51. Kg3 g5 $19) 50... Rc2 51. Ke3 Rd1 52. g4+ 0-1

[Event "Wag.Intcomp Wageningen"]
[Site "?"]
[Date "2001.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Neuteboom, Jan Hendrik"]
[Result "0-1"]
[PlyCount "63"]
[EventDate "2001.??.??"]

1. b4 d5 2. Bb2 Qd6 3. a3 e5 4. e3 Nf6 5. c4 c6 6. Nf3 Nbd7 7. Qc2 Be7 8. Be2
O-O 9. d4 e4 10. Ne5 Ne8 11. Nd2 Nxe5 12. dxe5 Qg6 13. g4 (13. cxd5 cxd5 14.
Bf1 Be6 $15) 13... Bh4 (13... Bxg4 $143 14. Rg1 Bxe2 15. Rxg6 $16) 14. O-O-O $2
(14. cxd5 $142 cxd5 15. Qc5 $15) 14... Bxf2 $19 15. Nf1 (15. Bd4 f6 16. exf6
Nxf6 $19) 15... Be6 16. h4 f6 17. Rd2 (17. Rh2 fxe5 18. Bxe5 $19) 17... Qh6 (
17... a5 18. exf6 Nxf6 19. Rh2 $19) 18. Qb3 $2 (18. exf6 gxf6 (18... Nxf6 $2
19. g5 Qg6 20. gxf6 $18) (18... Bxe3 $6 19. Nxe3 Qxe3 20. fxg7 Nxg7 21. cxd5
cxd5 22. Kb1 $17) (18... Rxf6 $143 19. g5 (19. Bxf6 $143 Qxf6 (19... Nxf6 $2
20. g5 Qg6 21. gxf6 $18) 20. cxd5 cxd5 $17) 19... Qg6 20. gxf6 $18 (20. Bxf6 $6
gxf6 21. Bd1 Be1 $18)) 19. Bd4 a5 $15 (19... Bxh4 $143 20. Bd1 $16)) 18... a5 (
18... Be1 19. Rd4 Bxh4 20. cxd5 cxd5 21. Rxe4 Rc8+ 22. Kb1 $19) 19. bxa5 (19.
exf6 axb4 (19... Nxf6 $143 20. g5 Qg6 21. gxf6 $16) (19... Bxh4 $6 20. cxd5
cxd5 21. fxg7 Nxg7 22. bxa5 $11) (19... gxf6 $6 20. cxd5 a4 21. Qd1 cxd5 22.
Rxd5 $15) (19... Rxf6 $2 20. g5 Qg6 21. gxf6 $18 (21. Bxf6 $6 gxf6 22. bxa5
Rxa5 $14)) 20. Qxb4 Be1 $17 (20... Bxh4 $143 21. cxd5 Bxd5 22. Ng3 $11) (20...
Nxf6 $143 21. g5 Qg6 22. gxf6 $18) (20... Bxe3 $6 21. Nxe3 Qxe3 22. Qe7 $11) (
20... Rxf6 $2 21. g5 Qg6 22. Qxb7 $18 (22. Bxf6 $6 gxf6 23. Qxb7 Rc8 $16)))
19... Rf7 (19... fxe5 20. Qxb7 Nd6 21. Qxc6 Nxc4 22. g5 $19) 20. Qb6 (20. exf6
$142 $5 gxf6 21. Kd1 Rxa5 22. Bd4 $17) 20... Be1 (20... dxc4 $6 21. exf6 gxf6
22. Bxc4 Bxc4 23. Rxf2 $15) (20... Bxh4 $143 21. a6 Rxa6 22. Qd8 $15) 21. Rc2 (
21. exf6 Bxd2+ (21... Nxf6 $143 22. g5 Qg6 23. gxf6 $14) 22. Nxd2 gxf6 (22...
Nxf6 $143 23. g5 Qg6 24. gxf6 $14) (22... Rxf6 $2 23. Qxb7 Rxa5 24. g5 $18) 23.
cxd5 Bxd5 $19) 21... Bxa5 22. Qc5 Bd8 23. cxd5 Bxd5 24. Ng3 fxe5 25. Nf5 Qe6
26. Bf1 (26. Qc3 Bc7 $19) 26... Nf6 (26... h5 27. Qc3 $19) 27. Bh3 Nd7 28. Qc3
$4 (28. Qd6 Bb6 29. Kd1 $19) 28... Ba5 29. g5 (29. Rf1 Bxc3 30. Rxc3 b6 $19)
29... Rxf5 30. Rf1 (30. Rhh2 Bxc3 31. Rxc3 Qg6 32. Bxf5 Qxf5 $19) 30... Bxc3 (
30... Rxf1+ $142 $5 31. Bxf1 Bxc3 32. Bxc3 $19) 31. Bxf5 Bxb2+ 32. Kxb2 0-1

[Event "Wag.Intrapid"]
[Site "?"]
[Date "1997.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Oorebeek, Erwin"]
[Result "1-0"]
[PlyCount "113"]
[EventDate "1997.??.??"]

1. b4 d5 2. Bb2 Qd6 3. b5 e5 4. e3 c6 (4... Nf6 5. d4 Ne4 6. a3 $11) 5. Nc3 (5.
d4 exd4 6. Bxd4 Nf6 $11) 5... Be7 6. a4 Qg6 (6... Nf6 7. Nf3 $15) 7. Nge2 Bg4
8. f3 (8. bxc6 $5 bxc6 9. d4 exd4 10. exd4 $11) 8... Bh4+ $17 9. Ng3 Bf5 10.
Bd3 Bxg3+ 11. hxg3 Qxg3+ 12. Kf1 Bxd3+ 13. cxd3 Nd7 14. Ne2 Qg6 15. Qb3 (15. d4
e4 $17) 15... Ngf6 16. Ba3 c5 17. d4 O-O (17... cxd4 $142 $5 18. exd4 e4 $19)
18. dxc5 Rfc8 19. d4 Re8 20. Rh3 exd4 21. Nxd4 Ne5 22. Kf2 $2 (22. Rd1 Rac8 $15
) 22... Nc4 (22... Nd3+ $142 23. Kg1 Rxe3 $19) 23. Rg3 Rxe3 (23... Qh5 24. Rh3
Qe5 25. Re1 $15) 24. Qxe3 $11 Qxg3+ 25. Kxg3 Nxe3 26. c6 bxc6 27. Nxc6 Nc2 28.
Ra2 Nxa3 29. Rxa3 Kf8 30. Re3 Nd7 (30... Nh5+ $5 31. Kf2 Nf4 $11) 31. Re7 $16
Nc5 32. a5 Nb3 33. Kf4 $4 (33. b6 axb6 34. axb6 Nc5 $18) 33... h6 $4 (33...
Nxa5 $142 34. Rc7 Nxc6 35. bxc6 a5 $17) 34. Rd7 Nd2 $2 (34... d4 $142 $5 $16)
35. Rxd5 (35. Nxa7 $6 Nb3 36. Ke5 Ke8 $16) 35... Nc4 36. Ke4 Na3 $4 (36... Re8+
37. Kd4 Ne3 38. Rd7 Nxg2 39. Rxa7 $18) 37. Kd4 (37. b6 axb6 38. axb6 Nc4 $18)
37... g5 $2 (37... Nc2+ 38. Kc5 Ne3 $18) 38. Kc5 Re8 39. Rd8 (39. b6 $142 $5
axb6+ 40. axb6 Re1 $18) 39... Rxd8 40. Nxd8 Ke8 41. Nc6 Kd7 42. Nxa7 Kc7 (42...
Nb1 43. b6 Nc3 $18) 43. b6+ Kb7 44. Kb4 (44. Nc6 $142 Ka6 45. Nb4+ Kxa5 46. b7
$18) 44... Nc2+ 45. Kc5 $4 (45. Kc4 $142 $18) 45... Ne3 $4 (45... Na3 46. Nc6
Ka6 47. Nb4+ Kxa5 $18) 46. Kb5 Nd5 47. a6+ Kb8 48. Nc6+ Kc8 49. b7+ Kd7 50.
b8=Q Nc7+ 51. Kb6 Kd6 (51... Ne8 52. Qe5 Ng7 53. Qd5+ Kc8 54. Qd8#) 52. Qxc7+
Ke6 (52... Kd5 53. Kb5 Ke6 54. Qe7+ Kd5 55. Qe5#) 53. Qd8 (53. Qe5+ Kd7 54.
Qd5+ Kc8 55. Qd8#) 53... Kf5 (53... f6 54. Qe7+ Kd5 55. Kb5 f5 56. Qe5#) 54.
Qd5+ (54. Qd6 g4 55. Ne7+ Kg5 56. g3 gxf3 57. Qf4+ Kh5 58. Qf5#) 54... Kg6 55.
Ne7+ Kh5 (55... Kg7 56. a7 Kf6 57. Qd6+ Kg7 58. a8=Q f5 59. Qg8#) 56. Qe5 Kh4 (
56... f5 57. Qh2#) 57. Qh2# 1-0

[Event "Wag.Intcomp Wageningen"]
[Site "?"]
[Date "2002.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Bijlmakers, Steef"]
[Result "1-0"]
[PlyCount "65"]
[EventDate "2002.??.??"]

1. b4 d5 2. Bb2 Bf5 3. e3 a6 4. c4 e6 5. Nf3 Nd7 (5... Bxb4 $4 6. Bxg7 dxc4 7.
Bxc4 $18) 6. cxd5 exd5 7. Be2 Ngf6 (7... Bxb4 $4 8. Bxg7 Ngf6 9. Bxh8 $18) 8.
a3 Be7 9. Nc3 c6 10. O-O O-O 11. Nd4 Bg6 12. f4 h6 13. Bf3 a5 14. Qb3 Qc8 (
14... Bd3 15. Be2 Bxe2 16. Ncxe2 $11) 15. Rac1 Nb6 16. Be2 Be4 (16... axb4 $142
$5 17. axb4 Qd7 $11) 17. f5 g6 $2 (17... axb4 18. axb4 (18. Nxe4 Nxe4 (18...
dxe4 $6 19. axb4 Nbd5 20. b5 $11) 19. f6 Bxf6 20. Qxb4 Na4 $17) 18... g6 19. g4
$14) 18. fxg6 (18. bxa5 $5 Nbd7 19. a6 Ra7 $18) 18... Bxg6 $16 19. Rf4 (19.
bxa5 Nc4 20. Bxc4 dxc4 21. Qxc4 Rxa5 $16) 19... Qb8 (19... axb4 20. axb4 Qd7
21. d3 $14) 20. Nf5 Bxf5 21. Rxf5 a4 (21... axb4 22. axb4 Qd6 23. b5 $14) 22.
Qc2 (22. Nxa4 Nxa4 23. Bxf6 Bxf6 24. Rxf6 Kg7 $18) 22... Nc4 (22... Qd6 $142 $5
$16) 23. Bxc4 dxc4 24. Ne2 Ng4 25. Nf4 Bg5 $2 (25... Qd6 26. Qc3 (26. Qxc4 $6
Qxd2 27. Ng6 Qxb2 28. Nxe7+ Kh8 $14) 26... Bf6 27. Rxf6 Qxf6 28. Qxf6 Nxf6 29.
Bxf6 $18) 26. Qxc4 (26. Qd1 $142 Nxh2 27. Kxh2 Qd6 28. Rxc4 Rfd8 $18) 26... Qd6
27. Qe2 Bxf4 $2 (27... Nf6 $18) 28. Qxg4+ (28. exf4 $6 Qg6 29. Rfc5 Rfe8 $16) (
28. Rxf4 $6 f5 $18) 28... Qg6 (28... Bg5 29. h4 $18) 29. Rxf4 Kh7 30. Qf5 (30.
Qf3 f6 $18) 30... Rad8 31. Qxg6+ Kxg6 32. Rf6+ Kg5 (32... Kh5 33. Rc5+ Rd5 34.
Rxd5+ cxd5 35. Rf5+ Kg6 36. Rxd5 Rc8 $18) 33. Rc5+ (33. Rc5+ Rd5 34. Rxd5+ cxd5
35. Rd6 $18) (33. e4 Rd3 34. Rc5+ Kg4 35. h3+ Rxh3 36. gxh3+ Kxh3 37. Rc3+ Kg4
38. Kh2 Rb8 39. Rg3+ Kh5 40. Rf5+ Kh4 41. Bf6#) 1-0

[Event "Wag.Intcomp"]
[Site "?"]
[Date "1997.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Blom, Jan"]
[Result "1-0"]
[PlyCount "57"]
[EventDate "1997.??.??"]

1. b4 d5 2. Bb2 Bf5 3. e3 e6 4. Ne2 Nf6 5. b5 c5 6. Ng3 Bg6 7. Be2 Bd6 8. f4
O-O 9. O-O Nbd7 10. a4 Rc8 11. c4 Nb6 (11... dxc4 12. Na3 $11) 12. d3 dxc4 13.
dxc4 Ne4 (13... Qe7 14. a5 Na8 15. Nd2 $11) 14. a5 (14. Nxe4 Bxe4 15. a5 Na8
$14) 14... Na8 (14... Nxg3 15. hxg3 Na8 16. Bf3 $11) 15. Nc3 (15. Nxe4 $5 Bxe4
16. Nc3 $16) 15... Nxg3 $11 16. hxg3 Rc7 17. Bh5 Rd7 18. Qf3 (18. Bxg6 $142 $5
hxg6 19. Qf3 $11) 18... Bd3 $17 19. Rfd1 Bxc4 20. Qe4 Bd5 $4 (20... Bb3 $142
21. Rdc1 f5 $19) 21. Nxd5 $14 exd5 22. Rxd5 (22. Qxd5 $142 $5 Qe7 23. e4 $14)
22... Nc7 $15 23. Rg5 Ne6 24. Rg4 Re8 25. Rh4 $2 (25. Qc4 $142 $11) 25... Nxf4
$4 (25... g6 $142 26. Bf3 Nd4 $19) 26. Bxf7+ $1 $18 Rxf7 (26... Kxf7 27. Qf5+)
27. Qxh7+ Kf8 28. exf4 Ke7 $2 (28... Re3 $142 $18) 29. Qe4+ (29. Qe4+ Kd7 30.
Qxb7+ Qc7 31. Qd5 $18) (29. Qg6 $5 Rg8 $18) 1-0

[Event "Wag.Intcomp"]
[Site "?"]
[Date "1997.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "van der Harst, Albert"]
[Result "1-0"]
[PlyCount "65"]
[EventDate "1997.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. b5 Nbd7 5. f4 e6 6. Nf3 Bd6 7. Be2 O-O 8. O-O
c5 9. d3 Qc7 10. Nbd2 $2 (10. Nh4 $142 $11) 10... Ng4 $19 11. Nh4 $2 (11. e4
$142 Ne3 12. Qe1 Nxf1 13. Qxf1 $19) 11... Nxe3 12. Qe1 (12. Qb1 Bxf4 13. Nxf5
Bxh2+ (13... exf5 $143 14. Rf3 $19) (13... Nxf5 $143 14. Nf3 $19) 14. Kh1 Nxf5
(14... exf5 $143 15. Rf3 $19) 15. Rxf5 exf5 $19) 12... Bxf4 13. Rxf4 Qxf4 14.
g3 (14. Nb3 e5 15. g3 Qh6 $19) 14... Qd6 (14... Qb4 $142 $5 15. Nxf5 exf5 16.
Nb3 Qxb5 17. d4 $19) 15. Qf2 d4 16. Nc4 Nxc4 17. dxc4 (17. Nxf5 exf5 18. dxc4
$19) 17... Bxc2 18. Bc1 (18. Qg2 Ne5 $19) 18... Rae8 (18... d3 $142 19. Be3
dxe2 20. Qxe2 $19) 19. Bf1 f5 (19... Be4 $142 $19) 20. Qxc2 Nf6 21. Bf4 Qd7 (
21... e5 $5 22. Nxf5 Qd7 23. Bg5 $19) 22. Nf3 $17 Ng4 23. Ne5 Nxe5 24. Bxe5 g5
(24... Rd8 25. Bg2 $17) 25. Bd3 Qf7 (25... Rd8 26. Qd2 Qe7 27. Re1 $15) 26. Rf1
(26. Bd6 $5 e5 27. Bxf8 Rxf8 28. Rf1 $14) 26... Rd8 $15 27. Qd2 h6 28. h4 Qh5
29. hxg5 hxg5 30. Rf2 Qg4 $4 (30... Rd7 $142 31. g4 Qxg4+ (31... fxg4 $4 32.
Rh2 Qxh2+ 33. Qxh2 $18) 32. Rg2 Qh4 $11) 31. Be2 $18 Qe4 (31... Qxg3+ 32. Bxg3
f4 $18) 32. Qxg5+ Kf7 (32... Kh7 33. Qg7#) 33. Bh5# 1-0

[Event "Wag.Ext.4vsMillingen1"]
[Site "?"]
[Date "2000.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Buil, Frits"]
[Result "1-0"]
[PlyCount "103"]
[EventDate "2000.??.??"]

1. b4 d5 2. Bb2 Bf5 3. e3 Nf6 4. Nf3 Nbd7 5. Be2 h6 6. a3 e6 7. O-O Bd6 8. Nd4
Bh7 9. f4 c6 10. d3 Qb6 11. c4 (11. Nc3 O-O-O $11) 11... e5 $15 12. fxe5 Bxe5
13. Qd2 c5 (13... dxc4 14. dxc4 Ne4 15. Qc1 $15) 14. Nf5 (14. bxc5 $5 Nxc5 15.
cxd5 $11) 14... Bxb2 $17 15. Qxb2 O-O (15... Bxf5 16. Rxf5 cxb4 17. axb4 Qxe3+
18. Kh1 $17) 16. cxd5 (16. Ne7+ Kh8 17. Nxd5 Nxd5 18. cxd5 cxb4 $11) 16... cxb4
17. Qxb4 Nxd5 18. Qxb6 N7xb6 19. e4 Rfe8 20. Nd6 Re7 21. Ra2 Nf6 (21... Rd7 22.
Nb5 (22. exd5 $143 Rxd6 23. Nc3 Rc8 $17) 22... Ne3 23. Rc1 $14) 22. Nf5 Rd7 (
22... Bxf5 $5 23. Rxf5 Rc8 $11) 23. Nxh6+ $16 Kh8 (23... gxh6 24. Rxf6) 24. Nf5
Rc8 25. e5 Nfd5 (25... Bxf5 26. Rxf5 (26. exf6 $6 Bxd3 27. Bxd3 Rxd3 $11) 26...
Nfd5 27. Kf2 $16) 26. Nd6 Rcc7 27. Nb5 Ne3 28. Re1 (28. e6 Re7 29. exf7 Rxf7
30. Rxf7 Rxf7 31. Nxa7 Nbd5 $18) 28... Rc2 (28... Rc5 $5 29. d4 Rc2 30. Rxc2
Nxc2 $16) 29. Rxc2 $16 Nxc2 30. Rc1 Bxd3 31. Bxd3 Rxd3 32. Rxc2 Rd1+ 33. Kf2
Rxb1 34. Nxa7 (34. Nd6 f6 35. e6 Nd5 $18) 34... Kh7 $2 (34... Nd7 35. Re2 $14)
35. Rc3 (35. Rc7 Rb2+ 36. Kf3 Rb3+ 37. Ke4 Rxa3 $16) 35... g6 $2 (35... Rb2+
36. Kg3 $14) 36. h3 (36. Rc7 $142 $5 Rb2+ 37. Kf1 $18) 36... Kg7 $16 37. Kf3
Nd5 38. Rd3 Rf1+ 39. Ke4 Nf4 40. Rf3 Rxf3 41. Kxf3 g5 42. Nb5 f5 (42... Kg6 43.
Nd6 b6 44. h4 $16) 43. exf6+ Kxf6 44. a4 (44. Nd6 b6 $18) 44... b6 45. Nc3 (45.
h4 $142 $18) 45... Ne6 $2 (45... Kf5 $142 $16) 46. Nd5+ $18 Kf5 47. Nxb6 Nd4+
48. Kf2 Nb3 49. Nc4 Ke4 50. a5 Kd4 (50... Kd5 $18) 51. a6 Kxc4 52. a7 (52. a7
g4 53. h4 $18) 1-0

[Event "Wag.Ext.4vsHetKasteel2"]
[Site "?"]
[Date "1999.??.??"]
[Round "?"]
[White "Wouters, Ton"]
[Black "Otte, Marco"]
[Result "1/2-1/2"]
[PlyCount "35"]
[EventDate "1999.??.??"]

1. b4 {A00: Irregular Openings} d5 2. Bb2 Nf6 3. e3 Bf5 4. Nf3 Nbd7 5. Be2 e6
6. a3 h6 7. d4 Be7 (7... a5 8. b5 c5 9. c4 Rc8 10. Nbd2 dxc4 11. Nxc4 Nd5 12.
O-O N7f6 13. b6 Be7 14. Qa4+ Kf8 15. Qxa5 Ra8 16. Qb5 Bc2 17. Na5 Qxb6 18. Qxb6
Nxb6 19. Rfc1 Be4 20. Bc3 Na4 21. Be1 b6 22. Nc4 {
Lapshun,Y (2435)-Brazdzionis,A (2135)/Panevezys Open 2015/^--^- (70)}) 8. O-O
c6 $146 (8... a6 9. c4 c6 10. Nc3 Ne4 11. Nxe4 dxe4 12. Nd2 O-O 13. Qc2 Nf6 14.
Rfd1 Qc7 15. Rac1 Bg4 16. Bxg4 Nxg4 17. h3 Qh2+ 18. Kf1 Nf6 19. Nxe4 Qh1+ 20.
Ke2 Qxg2 21. Rg1 Qxe4 22. Qxe4 Nxe4 23. d5 {
iwan19999-chojrakgrzes/kurnik 2012/0-1 (51)}) 9. c4 Qc7 (9... dxc4 10. Bxc4 O-O
11. Nc3 $11) 10. h3 (10. Nbd2 O-O $11) 10... Ne4 (10... dxc4 11. Bxc4 O-O 12.
Nc3 $11) 11. Nbd2 Ndf6 12. Rc1 a6 (12... Nxd2 13. Qxd2 O-O 14. Qe1 $11) 13.
Nxe4 Nxe4 14. Nd2 (14. Ne5 O-O $14) 14... Ng5 (14... O-O 15. Nxe4 Bxe4 16. Qb3
$11) 15. Nf3 Ne4 16. Nd2 (16. Bd3 O-O $11) 16... Ng5 (16... O-O 17. Nxe4 Bxe4
18. Qb3 $11) 17. Nf3 (17. Qb3 Bd6 $14) 17... Ne4 18. Nd2 1/2-1/2

[Event "Gent"]
[Site "?"]
[Date "2002.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Kersdorp, N."]
[Result "0-1"]
[WhiteElo "1735"]
[BlackElo "1950"]
[PlyCount "63"]
[EventDate "2002.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. Nf3 e6 5. b5 Nbd7 6. Be2 Bd6 7. Nh4 Bg6 8. f4
O-O 9. O-O Ne8 10. Nxg6 hxg6 11. c4 c6 12. bxc6 bxc6 13. cxd5 cxd5 14. Nc3 Nb6
(14... g5 $5 $11) 15. Nb5 $14 Be7 16. Nd4 Nc4 17. Bc3 Qd7 18. Bd3 Ned6 19. Qe2
Rab8 20. Rab1 Rxb1 21. Rxb1 Rc8 22. Qd1 (22. Bxc4 $142 $5 Nxc4 23. Rc1 $11)
22... Nxe3 $1 $17 23. Qb3 (23. dxe3 Rxc3) 23... Nec4 24. Re1 Bf6 25. Qd1 Rb8 (
25... Qc7 26. Qa1 $19) 26. Qg4 (26. Bxc4 $5 dxc4 27. Qe2 $17) 26... Nxd2 $1 $19
27. Nxe6 $4 (27. Bxd2 Bxd4+) 27... Bxc3 (27... fxe6 $6 28. Bxd2 Rb2 29. Be3 $11
) 28. Re3 (28. Qh4 Re8 29. f5 N2e4 30. Bxe4 Bxe1 31. Qxe1 dxe4 $19) 28... N6e4
(28... Bd4 $142 $1 29. Nxd4 Qxg4 30. Re1 $19) 29. f5 (29. Re2 Qxe6 30. Qxe6
fxe6 $19) 29... gxf5 30. Qxf5 (30. Qf4 Qc8 31. Bxe4 dxe4 32. Re1 fxe6 33. Qe3
$19) 30... fxe6 31. Qf4 Rf8 32. Qh4 0-1

[Event "Wag.Ext.4vsToren2"]
[Site "?"]
[Date "2001.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Karssenbert, Arend"]
[Result "0-1"]
[PlyCount "83"]
[EventDate "2001.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Bf5 4. Nf3 e6 5. b5 Bd6 6. c4 c6 7. a4 O-O 8. Be2 a6
9. O-O axb5 10. cxb5 cxb5 11. axb5 Rxa1 12. Bxa1 Nbd7 13. Nd4 Bg6 14. f4 Qc7
15. Nc3 Nc5 16. d3 Ra8 17. Bb2 h6 18. h3 Bh7 19. f5 (19. Qc2 Qe7 $11) 19... e5
$15 20. Nb3 Qb6 21. d4 Nxb3 22. Qxb3 Rd8 23. Na4 Qc7 24. b6 Qe7 25. dxe5 Bxe5
26. Bxe5 Qxe5 27. Qc3 (27. Qd3 Ne4 28. Qd4 Qxd4 29. exd4 Ng3 $17) 27... Qxc3 (
27... d4 $5 28. Qc7 Qxe3+ 29. Kh2 Ra8 $15) 28. Nxc3 $15 Re8 (28... Rc8 29. Nb5
Rc6 30. Ra1 $15) 29. Rf3 (29. Bf3 $5 Bxf5 30. Nxd5 (30. Bxd5 $143 Rxe3 31. Rxf5
Rxc3 $15) 30... Nxd5 31. Bxd5 $11) 29... Rc8 $15 30. Nb5 (30. Na4 Ne4 $11)
30... Rc6 $17 31. Rf4 Rxb6 32. g4 Ne4 (32... g6 $142 $17) 33. Rf1 $2 (33. Nc7
$5 Rb1+ 34. Kg2 $15) 33... g6 (33... Ng3 $5 34. Rb1 Nxe2+ 35. Kf2 $19) 34. Kg2
gxf5 35. gxf5 Ra6 36. Nd4 Ra2 37. Rf4 Nc3 38. Rf2 (38. Kf3 $142 $5 $17) 38...
Nxe2 $19 39. Nxe2 Bxf5 $1 40. Nd4 $2 (40. Rxf5 Rxe2+) 40... Bxh3+ 41. Kg3 Rxf2
42. Kxf2 0-1

[Event "Gent"]
[Site "?"]
[Date "2000.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Fassaert, D."]
[Result "0-1"]
[BlackElo "1900"]
[PlyCount "124"]
[EventDate "2000.??.??"]

1. b4 c6 2. Bb2 d5 3. e3 Bf5 4. Nf3 e6 5. c4 Nf6 (5... Bxb4 $4 6. Bxg7 dxc4 7.
Bxh8 $18) 6. b5 Nbd7 (6... dxc4 7. Bxc4 a6 8. bxc6 Nxc6 9. O-O $15) 7. Nh4 (7.
Nd4 Bxb1 8. Rxb1 c5 $11) 7... Bg6 8. Nxg6 hxg6 9. Nc3 Nc5 10. Qe2 Be7 11. O-O-O
(11. bxc6 $5 bxc6 12. cxd5 cxd5 13. Rb1 $11) 11... a6 12. d4 Nce4 13. Nxe4 Nxe4
(13... dxe4 $143 14. bxc6 bxc6 15. c5 $11) 14. bxc6 bxc6 15. c5 (15. Qc2 Rb8
16. Bd3 Qa5 17. cxd5 cxd5 18. Bxe4 dxe4 $17) 15... Qa5 16. Qc2 (16. Rd3 $5 $15)
16... Qxa2 $17 17. Bd3 Rb8 18. f3 Nf6 (18... Bg5 19. Rhe1 Nf6 20. f4 $15) 19.
Rd2 (19. Bc3 $142 $5 Qb3 20. Qxb3 Rxb3 21. Kc2 $14) 19... Kd7 20. Kd1 Rb3 21.
Ke2 Rhb8 22. Rb1 (22. Bc3 Qxc2 23. Rxc2 Ra3 $15) 22... Bd8 $17 23. Qc1 Qa5 24.
Ra1 Qb4 25. Ra2 a5 26. Rc2 a4 (26... Qb7 $15) 27. Qd2 (27. Qa1 $142 Ra8 28. Bc3
$11) 27... Qxd2+ $17 28. Rxd2 a3 (28... Ba5 $142 29. Rc2 Bc7 $17) 29. Ra1 $4 (
29. Bxa3 $142 Ba5 30. Rd1 $11) 29... axb2 $19 30. Rb1 Ne8 (30... Ba5 31. Rdd1
$19) 31. g4 Nc7 32. Bc2 R3b4 33. h4 (33. Bd3 e5 34. dxe5 Be7 $19) 33... Nb5 34.
Rd3 Bxh4 (34... Rc4 35. Rxb2 Nxd4+ 36. Rxd4 Rxb2 37. Rxc4 dxc4 38. Kd2 $19) 35.
f4 (35. Kd2 Be7 $19) 35... Bd8 36. Kf3 g5 37. f5 exf5 38. gxf5 Bf6 39. Kg4 (39.
Kg2 Nxd4 40. exd4 Rxd4 41. Rxd4 Bxd4 $19) 39... Na7 (39... Bxd4 $142 40. exd4
Nxd4 41. Bd1 Ne6+ 42. Kf3 Nxc5 43. Rd2 $19) 40. Ra3 Nc8 41. Ra6 (41. Ra2 Ne7
$19) 41... Rc4 42. Bd3 (42. Ba4 Ne7 43. Rb6 Rxb6 44. cxb6 Rb4 $19) 42... Rc3
43. Bc2 (43. Ra2 Rxd3 44. Raxb2 Rxb2 45. Rxb2 Rxe3 46. Rb7+ Ke8 47. Rb8 $19)
43... Rxc2 44. Ra2 Re2 (44... Rb3 45. Raxb2 Rcxb2 46. Rxb2 Rxb2 47. Kf3 $19)
45. Kf3 Rh2 46. Kg3 Rc2 (46... Rd2 47. Ra3 Rc2 48. Rd3 $19) 47. Kf3 $4 (47. Kg4
Rb3 48. Raxb2 Rcxb2 49. Rxb2 Rxb2 50. Kf3 $19) 47... Bd8 (47... Bxd4 $5 48. Kg4
Be5 49. e4 $19) 48. Kg4 f6 (48... Rb3 $5 49. f6 Bxf6 50. Rbxb2 Rcxb2 51. Rxb2
Rxb2 52. Kf3 $19) 49. Kh5 Bc7 50. Kg6 g4 51. Kxg7 Bd8 (51... g3 52. Kxf6 g2 53.
Kf7 $19) 52. Kf8 g3 53. Rh1 b1=Q (53... Rh2 $142 54. Rb1 g2 $19) 54. Rh7+ (54.
Rxb1 Rxa2 55. Rxb8 $19) 54... Be7+ 55. Rxe7+ Nxe7+ 56. Kf7 (56. Kg7 Rxa2 57. e4
Rg8+ 58. Kf7 Raa8 59. Kxf6 Raf8+ 60. Ke5 Qxe4#) 56... Qxa2 (56... Rxa2 57. e4
Rg8 58. exd5 Qb8 59. dxc6+ Nxc6 60. Kxf6 Qf8#) 57. e4 (57. Kg7 Rg8+ 58. Kxf6
Rf2 59. e4 dxe4 60. Ke5 Rxf5+ 61. Kxe4 Qe2#) 57... dxe4+ 58. Kxf6 Nxf5 $1 59.
d5 (59. Kxf5 Rf2+) 59... Qxd5 60. Kg6 (60. Kg5 Rg8+ 61. Kf4 Rf2#) 60... Qe6+ (
60... Rg8+ 61. Kf6 Qe6#) 61. Kg5 (61. Kh5 Rh8+ 62. Kg5 Rg8+ 63. Kf4 Rf2#) 61...
Rg8+ 62. Kf4 Rf2# 0-1

[Event "Wag.Intcomp"]
[Site "?"]
[Date "1996.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Dodeman, Bartel"]
[Result "1/2-1/2"]
[PlyCount "69"]
[EventDate "1996.??.??"]

1. b4 Nf6 2. Bb2 d5 3. e3 Bg4 4. f3 Bf5 5. Ne2 Nbd7 6. Ng3 (6. g4 Bg6 $11) 6...
Bg6 $15 7. c4 c6 (7... e5 8. b5 $15) 8. cxd5 $11 cxd5 9. Be2 h5 (9... e5 10.
Qa4 Bd6 11. Nc3 $15) 10. O-O $11 h4 11. Nh1 e6 12. a3 Bd6 13. Nc3 a6 14. Rc1
Nh5 (14... d4 15. exd4 Qb8 16. h3 $15) 15. f4 Nhf6 16. Nf2 Bf5 17. Bf3 Nb6 18.
Na4 (18. e4 $5 dxe4 19. Ncxe4 Bxf4 20. Nxf6+ gxf6 21. Bxb7 Bxh2+ 22. Kh1 $14)
18... Nc4 $11 19. Rxc4 dxc4 20. Bxb7 Ra7 21. Bc6+ Nd7 $2 (21... Kf8 22. Bd4 Re7
23. Nc5 $11) 22. Bd4 (22. Bxg7 $5 Rg8 23. Bd4 $18) 22... Rc7 23. Bb6 (23. Bxg7
$143 Rg8 24. Bxd7+ Rxd7 $17 (24... Kxd7 $143 25. Be5 $14)) 23... Ke7 (23... O-O
24. Bxc7 Qxc7 25. Bxd7 Qxd7 26. Nb2 $16) 24. Bxc7 Bxc7 (24... Qxc7 25. Be4 $16)
25. Qe2 Bc2 (25... Nb8 26. Qxc4 Qxd2 $18) 26. Nb2 Bb3 27. Nxc4 Nb8 28. Bf3 Qd7
(28... g5 29. fxg5 Bxh2+ 30. Kxh2 Qc7+ 31. Kg1 Qxc4 32. d3 $18) 29. d4 (29. Rc1
Rc8 $18) 29... a5 (29... Qb5 30. Rc1 Rc8 31. Qd3 $18) 30. Ne4 (30. Nxa5 Bxa5
31. bxa5 Rc8 $18) 30... axb4 31. axb4 Bxf4 (31... Qb5 32. Rc1 f5 $18) 32. Nc5 (
32. exf4 $142 Qxd4+ 33. Ne3 Qxb4 34. Qb2 $18) 32... Bxc4 $11 33. Qxc4 Bxe3+ 34.
Kh1 Qxd4 35. Qb5 1/2-1/2

[Event "DM"]
[Site "?"]
[Date "2007.??.??"]
[Round "?"]
[White "Andersen, Lars Kirstein"]
[Black "Ottesen, Soeren Rud"]
[Result "0-1"]
[WhiteElo "2085"]
[BlackElo "2400"]
[PlyCount "78"]
[EventDate "2007.??.??"]

1. Nf3 Nf6 2. b4 d5 3. e3 Bg4 4. Bb2 e6 5. a3 a5 (5... Be7 6. Be2 Nc6 7. O-O
Bxf3 8. Bxf3 Qd6 9. d3 O-O-O 10. Nd2 g5 11. g3 h5 12. Bxf6 Bxf6 13. Bxh5 Bxa1
14. Qxa1 Rxh5 15. c4 Rdh8 16. c5 Qe7 17. Nf3 g4 18. Nh4 f5 19. Ng6 Qe8 20. Nxh8
{horacyad2010-vivek1/kurnik 2011/1-0 (33)}) 6. b5 Bd6 7. c4 Nbd7 $146 (7... O-O
8. Nc3 c6 9. h3 Bh5 10. bxc6 bxc6 11. cxd5 cxd5 12. Nb5 Be7 13. Rc1 a4 14. Be5
Ne8 15. g4 Bg6 16. Nfd4 Nd6 17. Bxg7 Kxg7 18. Nc7 Bh4 19. Nxa8 Ne4 20. Rh2 Nd7
21. Rc7 Bxf2+ 22. Rxf2 {
Poley,V (2395)-Mullon,J (2365)/7th Festival IM, Saint Lo FRA 2005/1-0}) (7...
O-O 8. d4 $15) 8. d4 c5 (8... O-O 9. c5 Be7 10. Bd3 $11) 9. cxd5 exd5 10. dxc5
Nxc5 11. Nc3 Bxf3 12. Qxf3 O-O 13. Rd1 {
Increasing the pressure on the isolated pawn on d5} Be5 14. Be2 Qd6 15. Qh3
Rac8 16. O-O Rfe8 17. Bf3 Qe6 18. Qxe6 fxe6 19. Be2 Nfd7 (19... Nb3 20. Rd3 $15
) 20. f4 $11 Bf6 21. g4 h6 22. Rfe1 Rf8 23. Bf3 (23. Kg2 Nb6 $15) 23... Nb6 $15
24. Re2 Ncd7 25. Rc1 g5 26. Rcc2 gxf4 27. exf4 Bh8 (27... Rc5 $5 $17) 28. f5
$15 (28. Rxe6 Rxf4 29. Nxd5 Rxc2 (29... Rxf3 $6 30. Ne7+ Kf7 31. Nxc8 Nxc8 32.
Bxh8 Kxe6 33. Rxc8 $14) 30. Nxf4 Bxb2 31. Rg6+ Kf7 32. Rxh6 Bxa3 33. Bxb7 Bc5+
34. Kh1 a4 35. Bd5+ Nxd5 36. Nxd5 a3 37. Rh7+ Ke6 38. Nf4+ Kd6 39. Rh6+ Ke5 40.
Nd3+ Ke4 41. Nxc5+ Nxc5 $19 (41... Rxc5 $6 42. Ra6 Rc3 43. Kg2 $19)) 28... Ne5
29. Bg2 d4 30. fxe6 d3 31. Nd5 (31. Bxb7 $2 Rc7 32. Bg2 dxc2 33. Rxc2 Rfc8 $19)
31... Nxd5 (31... dxe2 $2 32. Ne7+ Kg7 33. Rxe2 $18 (33. Bxe5+ $6 Rf6 34. Rxe2
Rc1+ 35. Bf1 Rcxf1+ 36. Kg2 Kf8 $11)) 32. Bxd5 dxc2 (32... dxe2 $2 33. e7+ Nf7
34. exf8=R+ Rxf8 35. Rxe2 Bxb2 36. Rxb2 $18) 33. e7+ Rf7 34. Rxc2 (34. Bxf7+
Kxf7 {Combination}) 34... Re8 35. Kh1 Rexe7 36. Rc8+ Kh7 37. Rxh8+ Kxh8 38.
Bxf7 Rxf7 (38... Kh7 39. Bd5 $19) 39. Bxe5+ $17 Kg8 0-1

[Event "Wag.Intcomp"]
[Site "?"]
[Date "1997.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Bonnier, Frans"]
[Result "1/2-1/2"]
[PlyCount "51"]
[EventDate "1997.??.??"]

1. b4 d5 2. Bb2 e6 3. e3 Nf6 4. a3 a5 5. b5 Nbd7 6. f4 Be7 7. Nf3 O-O 8. c4 (8.
Be2 a4 $11) 8... c6 9. Qc2 h6 10. h4 (10. cxd5 Nxd5 11. bxc6 bxc6 12. Qxc6 Bb7
$11) 10... Ne4 $15 11. Bd3 Ndc5 12. Nc3 $2 (12. Bd4 Nxd3+ 13. Qxd3 Bd7 $17)
12... f5 (12... Nxd3+ 13. Qxd3 Nc5 14. Qc2 dxc4 15. O-O $19) 13. Rh3 $2 (13.
Rb1 Nxd3+ 14. Qxd3 Nc5 $17) 13... Bf6 (13... Nxd3+ $142 14. Qxd3 Nc5 $19) 14.
Be2 $11 Qe7 15. d3 Nd6 16. a4 (16. Ne5 Rd8 $11 (16... Bxh4+ $143 17. g3 Bf6 18.
Ng6 $16)) 16... dxc4 $15 17. d4 Nce4 18. Ba3 Nxc3 19. Qxc3 cxb5 20. axb5 Qc7 (
20... Bd7 21. Bxd6 Qxd6 22. Qxc4 $11) 21. Bxd6 $14 Qxd6 22. Rxa5 Bd7 (22...
Rxa5 23. Qxa5 b6 24. Qd2 $14) 23. Bxc4 Rxa5 24. Qxa5 Rc8 25. Nd2 Bd8 26. Qa2
1/2-1/2

[Event "Wag.Intcomp"]
[Site "?"]
[Date "1997.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Bonnier, Frans"]
[Result "0-1"]
[PlyCount "66"]
[EventDate "1997.??.??"]

1. b4 e6 2. Bb2 Nf6 3. a3 d5 4. e3 a5 5. b5 c6 6. c4 Nbd7 7. Nf3 dxc4 8. Bxc4
Nb6 9. Be2 cxb5 10. Bxb5+ Bd7 11. Be2 Rc8 12. Nc3 Be7 13. Ne5 O-O 14. Nxd7
Nfxd7 15. O-O Nc4 16. Bc1 Bf6 17. Qb3 Ndb6 18. Ra2 (18. Rb1 Bxc3 19. dxc3 Qf6
$11) 18... Qd7 (18... Bxc3 19. dxc3 Qf6 20. e4 $15) 19. a4 (19. Ne4 Bd8 $11)
19... Bxc3 $15 20. dxc3 Qc7 21. e4 Rfd8 22. Bg5 Rd7 23. Rb1 h6 24. Bc1 Qd8 25.
Qc2 Rc6 26. Ba3 $4 (26. Rb5 $142 $15) 26... Nxa3 $19 27. Rxa3 Rd2 28. Qb3 Rxe2
29. Raa1 (29. Qb5 Qd2 30. Rf1 Rxe4 31. Qxa5 Re1 $19) 29... Qd2 (29... Qf6 30.
Rf1 Rxe4 31. Ra3 $19) 30. Rd1 Qxc3 31. Qb5 (31. Qxc3 Rxc3 32. Rdb1 Nc4 33. Rxb7
Rxe4 $19) 31... Qb2 (31... Rxe4 $142 32. h3 $19) 32. Qh5 (32. Rd8+ Kh7 33. Rf1
Rcc2 $19) 32... Rxf2 33. Qg4 (33. Kh1 Rxg2 34. Rab1 $19) 33... Rcc2 (33... Rcc2
34. Ra2 Rxg2+ 35. Kh1 Rxh2+ 36. Kg1 Qxa2 37. Qe2 Rcxe2 38. Rd8+ Kh7 39. Rh8+
Kxh8 40. e5 Qb1#) 0-1

[Event "Wag.Intcomp Wageningen"]
[Site "?"]
[Date "2000.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "van der Harst, Albert"]
[Result "0-1"]
[PlyCount "57"]
[EventDate "2000.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 Nbd7 4. Nf3 e6 5. a3 c5 6. b5 (6. bxc5 Bxc5 7. Be2
O-O $11) 6... Bd6 $15 7. c4 O-O 8. Nc3 Re8 9. a4 d4 10. exd4 cxd4 (10... e5 $5
11. dxe5 Nxe5 (11... Bxe5 $143 12. Be2 $14 (12. Nxe5 $2 Nxe5 (12... Rxe5+ $143
13. Be2 $16) 13. Be2 Nd3+ 14. Kf1 Nxb2 $19)) 12. Nxe5 Bxe5 $15 (12... Rxe5+ $6
13. Be2 $11)) 11. Nxd4 $11 Nc5 12. Qc2 Bf8 (12... Bf4 13. Nce2 e5 14. Nxf4
exd4+ 15. Kd1 $19) 13. Nf3 (13. Nb3 $5 $11) 13... e5 $15 14. O-O-O e4 15. Ng5 (
15. d4 Nxa4 16. Nxa4 exf3 17. gxf3 a6 $15) 15... h6 16. Nxf7 (16. Nh3 $142 $5
$17) 16... Kxf7 $19 17. d4 exd3 18. Bxd3 Nxd3+ 19. Rxd3 Qc7 20. Nd5 (20. Rd4
Bd6 21. Nd5 Nxd5 22. cxd5 Qxc2+ 23. Kxc2 Re2+ 24. Kb3 Bf5 $19) 20... Nxd5 21.
Rxd5 Be6 22. Be5 Qc8 23. Rd4 Ba3+ 24. Kd1 Rd8 25. Rxd8 Qxd8+ 26. Ke2 Qh4 27. f4
Qg4+ 28. Ke3 (28. Ke1 Bb4+ 29. Kf2 Rd8 $19) 28... Bc5+ 29. Bd4 0-1

[Event "Wag.Intcomp"]
[Site "?"]
[Date "1998.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Karsowidjojo, Herman"]
[Result "*"]
[PlyCount "112"]
[EventDate "1998.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 Nbd7 5. c4 g6 (5... Be7 $5 $15) 6. cxd5 exd5
7. Be2 Bg7 8. f4 O-O 9. Nf3 b6 10. Nc3 Bb7 11. Qc2 Re8 12. Nd4 Nc5 13. O-O h5 (
13... a6 14. a4 $14) 14. f5 $16 g5 15. h3 Bh6 (15... g4 16. a4 $14) 16. Qd1 g4
17. hxg4 hxg4 18. Bxg4 Nd3 19. Bc1 (19. Ba3 a6 $14) 19... Ne5 20. Bf3 Kh7 (
20... a6 21. Be2 $11) 21. Kf2 (21. a4 a6 $16) 21... Rh8 (21... Nd3+ $5 22. Ke2
Nf4+ 23. Ke1 Nd3+ 24. Ke2 Nf4+ 25. Ke1 Nd3+ 26. Ke2 $11) 22. Rh1 Kg7 23. Rh3 (
23. Ke2 Ne4 24. Qe1 Qg5 $16) 23... Qd6 (23... a6 24. Ke2 $14) 24. a4 (24. Ke1
a6 $16) 24... Rae8 25. Rg3+ Kh7 26. Ba3 (26. d3 $142 $5 $16) 26... Nd3+ $15 27.
Ke2 Qxg3 28. Kxd3 Ne4 29. Kc2 (29. Qc2 a6 $15) 29... Nxc3 $17 30. Kxc3 Kg8 (
30... Bg7 31. Rc1 $17) 31. Kb3 (31. Kd3 Bg7 32. Bb2 a6 $15) 31... Bg7 $17 32.
Bb2 Qg5 (32... Qd6 33. Qc2 $17) 33. Qc2 $15 Be5 34. a5 Rh6 (34... bxa5 35. Rxa5
Qf6 36. Qc5 $15) 35. Ra4 Bxd4 (35... bxa5 36. Nc6 Bxc6 $17) 36. Rxd4 $16 (36.
Bxd4 $6 Bc8 $11) 36... Rh4 37. Qxc7 (37. Bxd5 $6 Rxd4 38. Bxb7 Rd6 $15) 37...
Rxd4 38. Bxd4 (38. exd4 $6 Ba8 39. Qd7 Rd8 $11) 38... Ba8 39. Qd7 (39. Qh2 $5
Kf8 40. Qh8+ Ke7 41. f6+ Kd8 $18) 39... Rd8 40. Qc7 (40. Qxa7 Qxf5 41. Qxb6 Rc8
$16) 40... bxa5 (40... Re8 $142 $5 $11) 41. Qxa5 Rc8 42. g4 (42. Qxa7 $143 Qxf5
43. Ka3 Qd3+ 44. Bc3 Qxb5 $11) 42... Qe7 43. Qa6 (43. Qxa7 $142 $5 Bb7 44. Qb6
$18) 43... Qc7 $14 44. Qf6 (44. Qxa7 $143 Qc4+ 45. Ka3 Qxb5 $17) (44. Bxa7 Qc2+
45. Ka3 Qd3+ 46. Ka4 Rc4+ 47. Ka5 Qa3+ 48. Kb6 Qc5+ 49. Ka5 Qb4+ 50. Kb6 Rc6#)
44... Qc2+ 45. Ka3 Qd3+ 46. Bc3 d4 47. Qg5+ Kf8 48. Qh6+ Ke8 49. Bc6+ Bxc6 50.
Qh8+ Kd7 51. bxc6+ Rxc6 52. Qxd4+ Qxd4 53. Bxd4 (53. exd4 $143 Rc8 $17) 53...
a6 54. Kb3 Rc1 55. e4 Re1 56. Be3 (56. d3 $5 $14) 56... Rh1 (56... Rh1 57. g5
Rh4 $11) *

[Event "SJNR-ch U16"]
[Site "?"]
[Date "2005.??.??"]
[Round "?"]
[White "Otten, Thomas"]
[Black "Zoglowek, Sven"]
[Result "0-1"]
[BlackElo "1605"]
[PlyCount "137"]
[EventDate "2005.??.??"]

1. b4 e6 2. Bb2 Nf6 3. b5 d5 4. e3 a6 5. a4 axb5 6. axb5 Rxa1 7. Bxa1 c5 8. c4
Be7 9. Nf3 Bd7 10. Be2 Qc7 (10... dxc4 11. Bxc4 Ne4 12. Qc2 $14) 11. O-O Bd6 (
11... O-O 12. Qc2 $14) 12. Qc2 (12. Bxf6 gxf6 13. cxd5 exd5 $16) 12... e5 $14
13. h3 (13. cxd5 Nxd5 14. Nxe5 Bxe5 $14) 13... e4 14. Ne1 Be6 $2 (14... Bh2+
$142 15. Kh1 Be5 16. Bxe5 Qxe5 17. cxd5 Qxd5 $14) 15. Qb3 $4 (15. Bxf6 $142
gxf6 16. cxd5 $16) 15... Be5 16. Bxe5 Qxe5 17. cxd5 Nxd5 18. Bc4 Nd7 19. f4
exf3 20. Nxf3 Qd6 21. Ng5 N7b6 22. Nxe6 Qxe6 (22... fxe6 $142 $5 23. Nc3 Qe5
$14) 23. Nc3 $16 Nxc4 24. Qxc4 Nxc3 25. Qxe6+ (25. Qxc3 $142 $5 O-O 26. Qxc5
$16) 25... fxe6 $11 26. dxc3 Ke7 27. Rf4 e5 28. Rf2 Ra8 29. Rc2 (29. Rf5 $5 Ke6
30. Rh5 $15) 29... Ra3 30. Kf2 c4 31. Kf3 Rb3 32. Ke4 Ke6 (32... Rxb5 $5 33.
Ra2 Kf6 $15) 33. Ra2 $11 Rxb5 34. Ra4 Rc5 35. Rb4 (35. Ra7 Rb5 36. Ra4 Kd6 $11)
35... b5 $15 36. g3 (36. Rb2 h5 $15) 36... h5 (36... Rd5 $5 $17) 37. Rb2 $15
Rd5 38. Rb4 (38. Ra2 $5 $15) 38... g6 39. Rb1 Kd6 40. Rb4 (40. Ra1 $5 Kc5 41.
Ra8 $15) 40... Kc6 $17 41. Rb1 Rd3 42. Rc1 Kc5 43. Rc2 b4 44. cxb4+ Kxb4 45.
Re2 Kc3 46. Kxe5 Rd2 47. Re1 Kd3 48. e4 (48. Kf6 c3 49. Kxg6 c2 $19) 48... c3
49. Kf6 c2 50. Rc1 Kxe4 (50... Rg2 51. e5 Rxg3 52. e6 $19) 51. Kxg6 Kd3 (51...
h4 $5 52. gxh4 Kd3 53. h5 Rg2+ 54. Kf6 Rf2+ 55. Kg7 $19) 52. Kxh5 Rd1 53. Rxc2
Kxc2 54. g4 Kd3 55. g5 Ke4 56. g6 Kf5 57. g7 Rg1 58. Kh6 Kf6 59. h4 (59. Kh7
Rxg7+ 60. Kh6 Rg6+ 61. Kh5 Rg8 62. h4 Rg7 63. Kh6 Rg4 64. Kh5 Rd4 65. Kh6 Rxh4#
) 59... Rxg7 (59... Rg6+ 60. Kh5 Kf5 61. g8=Q Rxg8 62. Kh6 Rh8+ 63. Kg7 Rxh4
64. Kf7 Re4 65. Kg7 Re7+ 66. Kf8 Kf6 67. Kg8 Re8+ 68. Kh7 Rd8 69. Kh6 Rh8#) 60.
h5 Rg5 61. Kh7 Rxh5+ 62. Kg8 Rg5+ (62... Rh4 63. Kf8 Rh8#) 63. Kf8 (63. Kh7 Rf5
64. Kh6 Kf7 65. Kh7 Rh5#) 63... Rg7 (63... Ke6 64. Ke8 Rg8#) 64. Ke8 Rh7 65.
Kd8 Ke6 66. Kc8 Kd6 67. Kb8 Kc6 68. Ka8 Kb6 69. Kb8 0-1

[Event "Wag.Intcomp Wageningen"]
[Site "?"]
[Date "2002.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Bonnier, Frans"]
[Result "1-0"]
[PlyCount "54"]
[EventDate "2002.??.??"]

1. b4 e6 2. Bb2 Nf6 3. b5 d5 4. e3 c5 5. Nf3 a6 6. a4 axb5 7. axb5 Rxa1 8. Bxa1
Be7 9. c4 O-O 10. Qc2 Nbd7 11. Nc3 Nb6 12. Ng5 (12. cxd5 exd5 13. Be2 Re8 $11)
12... h6 $17 13. h4 dxc4 (13... hxg5 $6 14. hxg5 Ne4 15. Nxe4 dxe4 16. Qxe4 $11
) 14. Na4 Nbd5 (14... hxg5 15. hxg5 g6 16. gxf6 (16. Bxf6 $6 Bxf6 17. Nxb6 Bxg5
18. Nxc8 Bf6 $14) 16... Bxf6 17. Bxf6 Qxf6 18. Nxb6 Qa1+ 19. Ke2 $18) 15. Bxc4
g6 (15... Re8 16. Nf3 $15) 16. Nf3 Nb4 17. Qb1 Ne8 18. Ne5 Bf6 $2 (18... Nd6
$142 $5 19. Bb3 c4 (19... Bxh4 $2 20. Nxg6 Bxf2+ 21. Ke2 $18) 20. Nxc4 Nxb5 $11
) 19. Nxc5 $16 Qc7 (19... Nd5 $142 $5 $16) 20. Qxb4 $18 Bxe5 21. Bxe5 (21. b6
$5 Qd6 22. Bxe5 Qxe5 $18) 21... Qxe5 22. d4 Qf5 23. Bd3 Qd5 24. Be4 Qa2 25. b6
Nf6 26. O-O Nxe4 27. Nxe4 Bd7 $4 (27... Qc2 28. Nf6+ Kg7 $18) 1-0

[Event "Wag.Intcomp Wageningen"]
[Site "?"]
[Date "2001.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Bijlmakers, Steef"]
[Result "1/2-1/2"]
[PlyCount "42"]
[EventDate "2001.??.??"]

1. b4 d5 2. Bb2 e6 3. e3 a6 4. c4 Nf6 5. b5 axb5 6. cxb5 Nbd7 7. Nf3 Ne4 (7...
Bd6 8. Be2 $15) 8. Qc2 Ndf6 9. d3 (9. Be2 Bd6 $11) 9... Bb4+ $15 10. Nbd2 Nxd2
11. Nxd2 Bd7 12. a4 c6 13. Bxf6 (13. Be2 $5 $15) 13... Qxf6 $17 14. Rb1 Bxd2+
15. Qxd2 Rxa4 16. Be2 O-O 17. O-O Rfa8 18. Rb2 (18. bxc6 bxc6 19. Rb7 Qd8 $17)
18... Ra1 (18... c5 19. b6 $19) 19. d4 Qg5 20. Qc3 Qe7 (20... cxb5 21. Rc2
Rxf1+ 22. Bxf1 $17) 21. Rb3 R1a4 1/2-1/2

[Event "Gent"]
[Site "?"]
[Date "2000.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Gruenenschild, H."]
[Result "1-0"]
[PlyCount "69"]
[EventDate "2000.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 d5 4. e3 Nbd7 5. c4 c5 6. Nf3 Be7 7. Qc2 O-O 8. Nc3
Re8 9. Ng5 (9. Be2 Nb6 $11) 9... Nf8 (9... Nb6 10. cxd5 exd5 11. Bd3 $15) 10.
Be2 d4 11. Nce4 Nxe4 12. Nxe4 e5 13. O-O Be6 14. f4 exf4 15. Rxf4 Ng6 16. Rf2
f5 17. Ng3 Rf8 (17... Bh4 $142 $5 $11) 18. Nxf5 $16 Bxf5 19. Rxf5 Bf6 20. Rxc5
(20. Bd3 Be5 $16) 20... dxe3 (20... d3 21. Bxd3 Bxb2 22. Bxg6 Bxa1 23. Bxh7+
Kh8 24. Rh5 $16) 21. dxe3 (21. d4 $142 $5 $16) 21... Qe7 $11 22. Bd4 $4 (22.
Rd5 Qxe3+ 23. Kh1 $11) 22... Rad8 (22... Bxd4 $142 23. exd4 Qe3+ 24. Kh1 Qxd4
$19) 23. Rd5 $16 Rde8 $2 (23... Bxd4 24. exd4 Nf4 25. Re5 $14) 24. e4 $4 (24.
Bc5 $142 $5 Qc7 25. Bxf8 Bxa1 26. Bd6 $18) 24... Bxd4+ (24... Qxe4 $5 25. Qxe4
Rxe4 26. Bxf6 Rxe2 $14) 25. Rxd4 $16 Qc5 26. Rad1 Rd8 27. Qd2 b6 (27... Nf4 $5
28. Bg4 h5 $16) 28. Kh1 $18 Rxd4 29. Qxd4 Qxd4 30. Rxd4 Nf4 (30... Rf2 31. Rd8+
Kf7 32. Rd2 $18) 31. Bf3 h6 (31... Ng6 32. Kg1 $18) 32. Rd2 (32. e5 Ne6 33. Rd6
Nc5 $18) 32... Nh5 (32... Ng6 33. Rd7 Ne5 34. Rxa7 Nxc4 35. a4 $18) 33. Kg1 Nf6
(33... Nf4 $18) 34. e5 Nh7 35. Rf2 (35. Rf2 g6 36. Bd5+ Kg7 37. h4 $18) (35.
Rd7 $142 Rf5 36. Bd5+ Kf8 $18) 1-0

[Event "Wag.Intcomp"]
[Site "?"]
[Date "1997.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Stallinga, Hein"]
[Result "1/2-1/2"]
[PlyCount "35"]
[EventDate "1997.??.??"]

1. b4 d5 2. Bb2 e6 3. e3 Nf6 4. b5 c5 5. Ne2 Bd6 6. Ng3 O-O 7. c4 Nbd7 8. Nc3
b6 (8... Nb6 9. cxd5 exd5 10. Be2 $15) 9. Be2 Bb7 10. Bf3 $2 (10. cxd5 $142
Nxd5 11. O-O $11) 10... Ne5 $19 11. cxd5 exd5 (11... Nd3+ $142 $5 12. Ke2 Nxb2
$17) 12. O-O $15 Nd3 13. Qc2 Nxb2 14. Qxb2 Re8 15. Nce2 Ne4 16. Nf5 Bf8 17.
Rac1 g6 18. Nfg3 1/2-1/2

[Event "Wag.Intcomp Wageningen"]
[Site "?"]
[Date "1999.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Vogel, R."]
[Result "1/2-1/2"]
[PlyCount "82"]
[EventDate "1999.??.??"]

1. b4 d5 2. Bb2 c6 3. e3 Nd7 4. c4 e5 5. Nf3 Bd6 (5... e4 6. Nd4 $15) 6. a3
Ngf6 7. Nc3 a6 (7... dxc4 8. Bxc4 O-O 9. d4 $15) 8. Qc2 O-O 9. Be2 Re8 10. O-O
Bb8 (10... e4 11. Nd4 $15) 11. Nh4 (11. cxd5 cxd5 12. Rac1 e4 $11) 11... Nf8 (
11... dxc4 12. Bxc4 e4 13. d3 $17) 12. Nf5 $11 Qd7 13. Ng3 d4 14. Nce4 Nxe4 15.
Nxe4 Ng6 16. Nc5 (16. c5 Qe7 $14) 16... Qd6 17. g3 b6 18. Ne4 Qd8 19. Bf3 (19.
f3 $142 $5 $15) 19... f5 20. Ng5 (20. exd4 exd4 21. Nc5 Ne5 $19 (21... bxc5 $6
22. Bxc6 Ra7 23. Bxe8 Qxe8 24. bxc5 $15)) 20... e4 $19 (20... Qxg5 $2 21. Bxc6
d3 22. Qc3 $18) 21. Nxe4 fxe4 (21... Ne5 22. Bg2 d3 $15) 22. Bxe4 $15 Rxe4 (
22... d3 $142 $5 23. Bxd3 Nf8 $11) 23. Qxe4 $14 Bh3 24. Rfd1 (24. Qxd4 $143 Be5
25. Qxd8+ Rxd8 $11) 24... Ra7 (24... dxe3 $5 25. dxe3 Qc8 $14) 25. Bxd4 $16 (
25. exd4 $143 Qc8 $14) 25... Re7 (25... Ne7 $5 $16) 26. Qxc6 $18 Ne5 27. Bxe5
Bxe5 28. d4 Bc7 29. Qd5+ Qxd5 30. cxd5 Rf7 $2 (30... Bf5 31. Kg2 $18) 31. f4 (
31. e4 $142 $5 Bg4 32. Rd3 Kf8 $18) 31... Bf5 32. Rac1 Be4 33. Re1 (33. d6 $5
Bxd6 34. d5 Bf3 $18) 33... Re7 34. Kf2 Kf8 35. Rc3 Bxd5 (35... Ke8 $142 $18)
36. e4 Bb7 37. d5 Ke8 38. Rd3 Kd7 (38... Rd7 39. Red1 $18) 39. a4 (39. d6 $142
$5 Rxe4 40. dxc7+ Kxc7 41. Rc1+ Bc6 $18) 39... Bd6 40. Rb1 $4 (40. b5 $142 $18)
40... Rxe4 $15 41. b5 (41. Kf3 Rc4 42. Kg4 Bxb4 $19) 41... Rxa4 $17 1/2-1/2

[Event "Wag.Intcomp Wageningen"]
[Site "?"]
[Date "2002.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Bakker, Henk"]
[Result "1-0"]
[PlyCount "65"]
[EventDate "2002.??.??"]

1. b4 e5 2. b5 c6 3. c4 Nf6 4. Bb2 d6 5. e3 c5 (5... Be7 6. d4 e4 7. Nc3 $15)
6. Qc2 Be6 7. Nc3 Be7 8. Nf3 O-O 9. Be2 Nbd7 10. O-O Nb6 11. d3 Qc7 12. Ng5 Bd7
13. a4 a5 14. bxa6 Rxa6 15. Nb5 (15. a5 Na8 16. d4 g6 $16) 15... Qc8 (15... Qd8
16. d4 h6 17. dxe5 dxe5 18. Ne4 Nxe4 19. Qxe4 $11) 16. d4 (16. f4 Ng4 17. Bxg4
Bxg4 $14) 16... cxd4 $11 17. exd4 d5 (17... h6 $142 $5 18. Nf3 exd4 19. Nfxd4
d5 $11) 18. dxe5 $16 Ne4 19. Nxe4 dxe4 20. Qxe4 Bf5 21. Qf4 Nxa4 22. Bd4 Rd8
23. c5 Nxc5 24. Rac1 (24. Na7 Qe6 25. Bxa6 Nxa6 $18) 24... Ra4 25. Qe3 (25. Nd6
$5 Bxd6 26. exd6 $16) 25... b6 $14 26. Rfe1 Qb7 (26... Qc6 $5 $11) 27. Nd6 $16
Qd7 $4 (27... Bxd6 $142 28. exd6 Ne6 $16) 28. Bxc5 Bxd6 (28... bxc5 29. Bb5 (
29. Rxc5 $6 Bxd6 30. exd6 Re4 $16) (29. Qxc5 $6 Raa8 $16) 29... Qa7 30. Nxf5
$18) 29. Bxd6 (29. exd6 $6 Re4 30. Qg5 bxc5 $16) 29... b5 30. Rc7 Qe6 31. f3 (
31. Rec1 $142 Ra5 32. Re7 $18) 31... b4 (31... Rxd6 32. Bxb5 Rdd4 $18) 32. Bc4
Qg6 (32... Rda8 33. Bxe6 Bxe6 34. Rb1 $18) 33. Bxf7+ (33. Bxf7+ Qxf7 34. Rxf7
Kxf7 35. Qb3+ Be6 36. Qxa4 $18) 1-0

[Event "Wag.Ext.4vsRothmans3"]
[Site "?"]
[Date "1999.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "van der Eijk, Martin"]
[Result "1-0"]
[PlyCount "29"]
[EventDate "1999.??.??"]

1. b4 e5 2. b5 c6 3. c4 cxb5 4. cxb5 d5 5. Bb2 Nd7 6. e3 Ngf6 7. Nf3 Bd6 8. Qc2
b6 $4 (8... O-O 9. Nc3 $15) 9. Nc3 (9. Qc6 $142 Bb7 10. Qxd6 $18 (10. Qxb7 $6
Nc5 11. Qc6+ Kf8 $18)) 9... Bb7 10. Be2 O-O 11. Ng5 (11. d4 e4 12. Nh4 g6 $11)
11... Qe7 12. O-O Rac8 13. Qf5 Nc5 14. f4 e4 $4 (14... d4 $142 15. fxe5 Bxe5
$11 (15... dxc3 $4 16. exf6 (16. exd6 $6 Qxd6 17. Bxc3 Qd5 18. Qxd5 Nxd5 $16)
16... Be4 17. fxe7 Bxf5 18. exf8=R+ (18. exf8=N $6 cxb2 19. Rad1 b1=Q 20. Rxb1
Bxb1 $18) 18... Rxf8 19. Bxc3 $18) (15... Qxe5 $6 16. Qxe5 Bxe5 17. exd4 Bxd4+
18. Kh1 $11)) 15. Nxd5 $3 $18 (15. Nxd5 Bxd5 16. Bxf6 $18) 1-0

[Event "Wag.Intcomp"]
[Site "?"]
[Date "1997.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Plomp, Micha"]
[Result "0-1"]
[PlyCount "50"]
[EventDate "1997.??.??"]

1. b4 e5 2. Bb2 Nf6 3. b5 Bc5 4. e3 d6 5. Ne2 Bg4 6. f3 Bh5 7. Ng3 Bg6 8. Nc3
Nbd7 9. Na4 Bb4 10. Nc3 d5 11. a4 Qe7 12. Na2 Ba5 13. Bd3 e4 14. fxe4 dxe4 15.
Be2 h5 16. O-O Qc5 (16... Qe6 17. Bd4 $15) 17. Nc3 (17. Nc1 $5 Qg5 18. Nb3 $11)
17... h4 $15 18. Nh1 c6 (18... O-O-O $5 $15) 19. Nf2 $11 Bc7 20. Ba3 $4 (20.
bxc6 $142 bxc6 21. Nh3 $11) 20... Qe5 $19 21. Ng4 (21. g3 hxg3 22. Ng4 gxh2+
23. Kh1 Nxg4 24. Bxg4 $19) 21... Nxg4 22. Bxg4 (22. Rf4 Nxe3 $1 23. dxe3 Qxc3
24. bxc6 bxc6 25. Qc1 $19) 22... Qxh2+ 23. Kf2 Bg3+ 24. Ke2 Qxg2+ 25. Rf2 Qxf2#
0-1

[Event "Gent"]
[Site "?"]
[Date "2002.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Mottart, F."]
[Result "1-0"]
[WhiteElo "1735"]
[PlyCount "87"]
[EventDate "2002.??.??"]

1. b4 e5 2. b5 d5 3. Bb2 Bd6 4. e3 Bd7 5. Nf3 f6 6. c4 c6 7. a4 (7. bxc6 Bxc6
8. Nc3 dxc4 9. Bxc4 Nd7 $11) 7... Ne7 $15 8. Be2 a6 9. O-O O-O (9... e4 10. Nh4
$15) 10. d4 e4 11. Nfd2 f5 $4 (11... axb5 $142 12. axb5 Rxa1 13. Bxa1 Qa5 $11)
12. c5 $18 Bc7 13. b6 Bxb6 14. cxb6 Qxb6 15. Ba3 Rf7 16. f4 exf3 17. Nxf3 (17.
gxf3 $6 f4 18. Bc5 Qd8 $16) 17... Ng6 18. Bd6 f4 (18... Qd8 19. Ne5 Nxe5 20.
Bxe5 $18) 19. Ne5 Nxe5 20. Bxe5 (20. dxe5 $6 Qxe3+ 21. Kh1 Be6 $18) 20... fxe3
21. Rxf7 Kxf7 22. Ra3 (22. Bh5+ Kg8 23. Qf3 Be6 $18) 22... c5 23. dxc5 Qxc5 24.
Bd4 (24. Rc3 $142 $5 Qe7 25. Qxd5+ Be6 26. Qf3+ Kg8 $18) 24... Qd6 25. Rxe3 Nc6
26. Nc3 Kg8 (26... Be6 27. Rg3 g6 28. Rf3+ Kg8 29. Bf2 $18) 27. Rg3 (27. Bf3
$142 Kh8 28. Nxd5 Nxd4 29. Qxd4 Bc6 $18) 27... Nxd4 $2 (27... g6 $18) 28. Qxd4
g6 (28... Qh6 29. Qxd5+ Be6 30. Qxb7 Rf8 $18) 29. Qxd5+ (29. Nxd5 $142 Re8 30.
Nf6+ Qxf6 31. Qxf6 (31. Qxd7 Rxe2 32. Qc8+ Kg7 33. Qxb7+ Re7 $15) 31... Rxe2
32. Rf3 $18) 29... Qxd5 30. Nxd5 Bxa4 31. Nb6 Re8 32. Bc4+ Kg7 33. Nxa4 b5 34.
Bf1 bxa4 35. Ra3 Re4 (35... a5 36. Rxa4 Re5 37. Kf2 $18) 36. Bxa6 g5 (36... Rb4
37. Kf2 h5 38. Be2 $18) 37. Bb5 h5 38. Rxa4 Rxa4 39. Bxa4 Kf6 40. Kf2 Kf5 41.
Bd1 g4 (41... h4 42. g4+ hxg3+ 43. hxg3 $18) 42. g3 (42. Kg3 $5 Kg5 $18) 42...
h4 43. Ke3 Kg5 44. Ke4 (44. Ke4 hxg3 45. hxg3 $18) 1-0

[Event "Wag.Intcomp Wageningen"]
[Site "?"]
[Date "2000.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Bijlmakers, Steef"]
[Result "1-0"]
[PlyCount "69"]
[EventDate "2000.??.??"]

1. b4 e5 2. b5 d5 3. Bb2 Bd6 4. e3 b6 5. c4 $11 Be6 6. Qc2 (6. cxd5 Bxd5 7. Nf3
Nd7 $11) 6... Nf6 7. Nf3 Nbd7 8. a4 h6 9. Be2 O-O 10. cxd5 Bxd5 11. Nc3 Bb7 12.
Nh4 Nd5 13. Nf5 Nb4 14. Qd1 Qg5 (14... Bxg2 $143 15. Rg1 Bb7 16. Rxg7+ Kh8 17.
Qb1 $16) 15. Nxd6 cxd6 16. Qb3 $2 (16. Ba3 $142 $5 Qxg2 17. Rf1 $15) 16... Qxg2
(16... Bxg2 17. Qxb4 Bxh1 18. O-O-O $19) 17. O-O-O $2 (17. Rf1 $142 $5 a5 18.
bxa6 Nxa6 19. Qa3 $17) 17... Nd5 18. Rhg1 Qxf2 19. Rdf1 Qxh2 20. Rh1 Nc5 21.
Qa3 Nd3+ $4 (21... Qg3 $142 22. Rhg1 Qh4 $19) 22. Bxd3 $18 Qxh1 23. Rxh1 Nxc3
24. Rh4 (24. Qxc3 $6 Bxh1 25. Bf5 Bb7 $11) (24. Bxc3 $6 Bxh1 25. Qxd6 Rfe8 $18)
24... Nd5 25. Qxd6 Rac8+ 26. Kb1 f6 (26... Rfe8 27. Rg4 (27. Bxe5 $6 Rcd8 $11)
27... Re6 28. Qd7 $18) 27. Qe6+ Rf7 28. Be4 (28. Bg6 Rcf8 $18) 28... Nc7 29.
Qf5 (29. Bh7+ $142 $1 Kxh7 30. Qxf7 Bd5 $18) 29... Bxe4+ 30. Rxe4 Re8 31. Rc4
Ne6 32. d4 exd4 33. exd4 Rd7 (33... Nf8 34. d5 $18) 34. d5 (34. Rc8 $142 $1
Rdd8 35. Rxd8 Nxd8 $18) 34... Ng5 (34... Nf8 $18) 35. Qxd7 (35. Qxd7 Rf8 36.
Rc7 $18) 1-0

[Event "Wag.Ext.4vsToren2"]
[Site "?"]
[Date "2001.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Vleeming, Vincent"]
[Result "1/2-1/2"]
[PlyCount "61"]
[EventDate "2001.??.??"]

1. b4 e5 2. b5 d5 3. Bb2 Nd7 4. e3 Ngf6 5. c4 Bd6 6. Qc2 O-O 7. Nf3 Re8 8. Nc3
c6 9. h4 (9. d4 e4 10. Nd2 Rb8 $15) 9... d4 10. Ne4 (10. bxc6 bxc6 11. Ne4 Nxe4
12. Qxe4 Nc5 $19) 10... Nxe4 11. Qxe4 Nf6 12. Qc2 dxe3 13. dxe3 Bb4+ 14. Nd2 $2
(14. Bc3 $142 Bf5 15. Qb3 Bxc3+ 16. Qxc3 $17) 14... Bf5 $3 $19 15. Qd1 (15.
Qxf5 Qxd2# {Theme: Double Attack}) 15... Ne4 16. Bc1 Bc3 17. g4 Bxa1 (17...
Bxg4 $142 18. Be2 Bxe2 (18... Bxa1 $143 19. Bxg4 Nf6 20. Rg1 $19) 19. Kxe2 Nxf2
(19... Bxa1 $6 20. Nxe4 Qc8 21. Nd6 Qg4+ 22. Kd2 $19) 20. Kxf2 Bxa1 $19) 18.
gxf5 Bc3 19. Rh2 (19. Qc2 Nxd2 20. Bxd2 Bxd2+ 21. Qxd2 Qf6 $19) 19... Bxd2+ 20.
Bxd2 Qxd2+ (20... cxb5 21. cxb5 Rc8 22. f3 $19) 21. Qxd2 Nxd2 22. Kxd2 cxb5 23.
cxb5 Red8+ 24. Kc3 Rac8+ 25. Bc4 Rd1 26. Kb3 $4 (26. Kb4 a5+ 27. bxa6 Rb1+ 28.
Bb3 bxa6 $19) 26... b6 (26... Rb1+ 27. Kc3 Rc1+ 28. Kb3 R8xc4 29. Rh1 $19) 27.
f3 $4 (27. Kb4 $142 $19) 27... Rc1 (27... Rb1+ $142 28. Kc3 Rc1+ 29. Kd3 R8xc4
$19) 28. Bd5 R1c3+ 29. Kb4 Rxe3 30. Rd2 Kf8 31. Bc6 1/2-1/2

[Event "Ext.Wag3vsVeendaal3"]
[Site "?"]
[Date "1998.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Capiteijns, Cees"]
[Result "1/2-1/2"]
[PlyCount "83"]
[EventDate "1998.??.??"]

1. b4 e5 2. b5 c6 3. e3 d5 4. Bb2 Nd7 5. c4 Ngf6 6. Nf3 Bd6 7. Qc2 Qc7 8. h3 $2
(8. cxd5 $142 $5 Nxd5 9. d4 $11) 8... cxb5 $19 9. c5 e4 10. Nd4 Qxc5 11. Qxc5
Nxc5 12. Nxb5 Kd7 (12... Bb8 13. Bxf6 gxf6 14. N1c3 $17) 13. Nxd6 (13. Bxf6
gxf6 14. N1c3 Be5 $15) 13... Kxd6 $17 14. Ba3 b6 15. d4 exd3 16. Bxd3 Ke6 17.
Be2 Bb7 18. O-O (18. Nd2 Rac8 $15) 18... Nce4 19. Bd3 Rac8 20. f4 (20. Rd1 Bc6
$17) 20... g6 (20... Nc5 21. Be2 $19) 21. Rd1 Rhd8 22. g4 h6 23. Nd2 Rc3 24.
Nb3 Nc5 (24... a6 25. Bb2 Rcc8 26. Be5 $17) 25. Nd4+ (25. Bxc5 $5 bxc5 26. Rac1
Rxc1 27. Rxc1 $11) 25... Kd7 $15 26. Bb5+ (26. Bxc5 Rxc5 27. g5 hxg5 28. fxg5
$15) 26... Kd6 (26... Kc8 27. Bc1 Nfe4 28. h4 $19) 27. Rd3 (27. Bd3 $142 $1
Rxd3 28. Rxd3 $14) 27... Rxd3 28. Bxd3 Kd7 29. Bb5+ Kc7 30. Rc1 Nfe4 31. Bd3
Kb8 32. Be2 Re8 33. Bb5 Rc8 34. h4 a6 35. Be2 Ng3 36. Bf3 Nge4 (36... Nce4 37.
Rxc8+ Bxc8 38. h5 gxh5 39. gxh5 $17) 37. Rb1 (37. Be2 Na4 38. Rxc8+ Bxc8 39.
Bb4 $17) 37... Ka7 $17 38. g5 h5 39. Bg2 Re8 (39... Nd2 40. Rc1 $17) 40. Rc1
Rc8 (40... f5 41. Bxe4 Rxe4 42. Rc3 $17) 41. Bh3 (41. Rb1 Nc3 42. Ra1 $17)
41... Kb8 (41... Rc7 $142 $5 $17) 42. Nf3 (42. Bxc8 $142 Bxc8 43. Nb3 Nxb3 44.
axb3 $14) 1/2-1/2

[Event "Gent"]
[Site "?"]
[Date "2000.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Vernimmen, Mathieu"]
[Result "1-0"]
[PlyCount "47"]
[EventDate "2000.??.??"]

1. b4 e5 2. b5 Nf6 3. Bb2 Bd6 (3... e4 4. c4 $15) 4. e3 $11 Qe7 5. c4 c5 6. Qc2
a6 7. a4 b6 8. Nf3 Bb7 9. Nc3 e4 10. Nh4 Nh5 $4 (10... Qe6 $142 $15) 11. Nf5
$16 Qf6 $4 (11... Qe6 $142 12. Nxe4 $1 Bf8 $16) 12. Nxe4 $18 (12. Nxd6+ $6 Qxd6
13. Nxe4 Qg6 $16) 12... Qxf5 (12... Bxe4 13. Qxe4+ Qe6 14. Nxd6+ Kf8 15. Qxa8
Qxd6 16. bxa6 f5 $18) 13. Nxd6+ Kd8 14. Qxf5 Kc7 15. Be5 (15. Nxf7 $142 Rg8 16.
Qxh7 $18) 15... Rf8 16. Qxh5 (16. Nxf7+ Kc8 17. Nd6+ Kc7 18. Nc8+ d6 19. Bxd6+
Kd8 20. Qxf8+ Kd7 21. Qe7+ Kxc8 22. Qc7#) 16... f6 $18 17. Nxb7+ (17. Bg3 $142
a5 $18) 17... Kxb7 18. Bxb8 (18. Bd6 $5 Rc8 19. Qd5+ Nc6 $18) 18... Raxb8 19.
g3 (19. Qd5+ Kc8 20. bxa6 Kc7 $18) 19... h6 20. Bg2+ (20. Qd5+ $142 Kc8 21. a5
$18) 20... Ka7 21. O-O (21. Qd5 d6 22. Qc6 Rf7 23. a5 d5 24. Bxd5 Rfb7 25.
axb6+ Rxb6 26. Rxa6+ Rxa6 27. Qxa6#) 21... Rbd8 22. Qd5 Rb8 23. Qxd7+ Rb7 24.
Qxb7# 1-0

[Event "Wag.Intcomp"]
[Site "?"]
[Date "1997.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "van Swieten, Jef"]
[Result "1-0"]
[PlyCount "81"]
[EventDate "1997.??.??"]

1. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. e3 Nc6 5. Bb2 d5 6. Ne2 O-O 7. Ng3 Bd6 8.
Be2 Be5 (8... Re8 9. O-O $15) 9. Nc3 (9. Bxe5 $5 Nxe5 10. d4 $11) 9... d4 $17
10. Na4 dxe3 11. fxe3 Qd6 12. Bxe5 Nxe5 13. O-O Be6 14. Nc3 Rad8 15. Nce4 Nxe4
16. Nxe4 Qb4 17. Rf4 Qe7 18. Qe1 Ng6 19. Rf2 a6 20. Bd3 Ne5 21. Be2 Ng6 (21...
f5 22. Ng3 $15) 22. Bd3 c5 23. Qb1 (23. Ng3 $5 $15) 23... c4 $17 24. Bf1 Ne5
25. h3 (25. Qb6 Ng4 26. Rf4 f5 $17) 25... Qc7 (25... b5 $5 $17) 26. d4 $15 cxd3
27. cxd3 f5 28. Ng5 Rd6 (28... Bd5 $5 $15) 29. Nxe6 $11 Rxe6 30. Qb3 Qf7 $2 (
30... Qe7 $142 $11) 31. d4 $18 Nd7 $2 (31... b5 $142 32. dxe5 Rxe5 33. Qxf7+
Rxf7 $18) 32. Bc4 (32. Qxb7 $6 Rxe3 33. Qxa6 Rc3 $16) 32... Rfe8 33. Raf1 g6
34. e4 $1 Kg7 (34... Rxe4 35. Bxf7+) 35. exf5 gxf5 36. Rxf5 (36. Bxe6 $143 Qxe6
37. Qxb7 Rb8 $18) 36... Nf6 (36... Qg6 37. Bxe6 Rxe6 $18) 37. Rxf6 $1 Qxf6 (
37... Rxf6 38. Bxf7) 38. Rxf6 Rxf6 39. Qxb7+ Kh6 (39... Kh8 40. Bxa6 Ref8 41.
a4 $18) 40. Bd3 Re1+ 41. Kh2 (41. Kh2 Rg6 42. Bxg6 hxg6 43. Qc8 $18) 1-0

[Event "Wag.Ext.4vsUVS4"]
[Site "?"]
[Date "2001.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Lubbers, R."]
[Result "1-0"]
[PlyCount "75"]
[EventDate "2001.??.??"]

1. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. e3 d6 5. Bb2 Nc6 6. Nf3 d5 7. c4 h6 (7...
O-O 8. Qb3 $15) 8. Qc2 (8. cxd5 Qxd5 9. Bxf6 gxf6 $11) 8... Bd7 (8... O-O $142
$5 $11) 9. cxd5 $16 Ne7 (9... Na5 10. Be2 $16) 10. Nc3 (10. Bxf6 $142 $5 gxf6
11. Qb2 $18) 10... Bxc3 $14 11. Qxc3 Ba4 $2 (11... Nexd5 $142 12. Qe5+ Ne7 $14)
12. Qb4 $18 Bc2 13. Bxf6 gxf6 14. Bb5+ (14. e4 Nxd5 15. Qc4 Bxe4 16. Qxe4+ Qe7
17. Qxe7+ Kxe7 $18) 14... Kf8 15. Rc1 Bg6 16. O-O (16. Bc4 Rb8 $18) 16... Kg7 (
16... Qd6 17. Qh4 $18) 17. e4 a6 18. Be2 c6 (18... Qd6 19. Qc4 Rad8 20. a4 $18)
19. dxc6 Nxc6 {(Opening the c-file gets White a lot of play)} 20. Qb1 (20. Qxb7
$5 Bxe4 21. Rxc6 Qe8 $18) 20... Nd4 21. Nxd4 Qxd4 22. d3 b5 23. Rc6 h5 (23...
f5 24. Bf3 $16) 24. Qa1 {(White gets in control)} Qd8 (24... Rhd8 $18) 25. f4
Rc8 (25... h4 26. Rfc1 $18) 26. Rfc1 Rxc6 27. Rxc6 h4 (27... Re8 28. Rxa6 Re6
29. Ra3 $18) 28. f5 Bh5 29. Bf1 (29. Bxh5 Rxh5 30. Rxa6 Rg5 $18) 29... Rh6 (
29... a5 30. Qb2 $18) 30. Qc3 (30. Rxa6 Qc8 31. Ra5 Qc6 $18) 30... h3 31. g3
Bf3 32. Kf2 Bg4 33. d4 Rh5 (33... Qa8 34. Qc5 Qb7 35. Qd6 $18) 34. Rc5 (34.
Rxa6 $5 Qe7 35. Bd3 Rh8 $18) 34... Qd7 35. Rd5 Qe7 36. Bd3 b4 (36... Qb7 37. a3
$18) 37. Qc5 a5 (37... Qb7 $18) 38. Qxe7 (38. Qxe7 Rh6 39. Rd8 Bh5 40. Qf8+ Kh7
41. Qg8#) 1-0

[Event "Wag.ext.4vsToren4"]
[Site "?"]
[Date "1997.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "de Vries, Jelle"]
[Result "1-0"]
[PlyCount "67"]
[EventDate "1997.??.??"]

1. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. e3 Nc6 5. Bb2 b6 6. Ne2 Bb7 7. Ng3 O-O 8.
Be2 d5 9. O-O d4 10. Nf5 (10. Bf3 Bc5 $11) 10... dxe3 (10... Qd5 $142 $5 11.
Bg4 Rfe8 $15 (11... Nxg4 $143 12. Qxg4 g6 13. Nxd4 $14)) 11. fxe3 $14 (11. Nxe3
$143 Re8 $15) 11... Nb8 $2 (11... Ne8 $5 $14) 12. Bd3 (12. Nxg7 Nbd7 13. Nf5
Re8 $18) 12... a6 (12... Qd5 13. Qe2 Ne8 14. Rf4 $18) 13. Qe1 (13. Nh6+ Kh8 14.
Rxf6 gxf6 $18) 13... Nh5 $2 (13... Ne8 14. Qg3 f6 15. Qh4 $18) 14. Nxg7 $1 Qg5
(14... Nxg7 15. Qg3) 15. Qe2 Nxg7 16. Rf4 Qxg2+ 17. Qxg2 Bxg2 18. Kxg2 f6 $4 (
18... Bd6 $5 19. Rg4 f6 $16) 19. Rxf6 (19. Rxb4 $142 Nd7 20. Rh4 $18) 19...
Rxf6 $16 20. Bxf6 Nd7 21. Bb2 Bd6 22. Nc3 Kf8 (22... b5 $18) 23. Rf1+ Kg8 24.
Bc4+ Kh8 25. Ne4 h6 $4 (25... b5 26. Bd5 Rf8 27. Nxd6 cxd6 28. Rxf8+ Nxf8 $18)
26. Rf7 (26. Bxg7+ $142 Kxg7 27. Rf7+ Kg6 28. Rxd7 b5 29. Nxd6 cxd6 30. Rxd6+
Kg5 $18) 26... Ne5 27. Nxd6 cxd6 28. Bxe5 dxe5 29. Re7 (29. Rf6 $142 Kh7 30.
Rxb6 $18) 29... Rc8 (29... b5 30. Bf7 Rc8 31. Bg6 $16) 30. Bb3 Rc5 (30... Re8
31. Rb7 b5 32. Rb6 $18) 31. Kf3 Nf5 (31... a5 32. c3 $18) 32. Re6 Nh4+ (32...
Kh7 33. Ke4 Nh4 34. Rxb6 $18 (34. Rxe5 $6 Rxe5+ 35. Kxe5 Nf3+ 36. Kd5 Nxd2 $18)
) 33. Kg4 Ng2 34. Rxh6+ (34. Rxh6+ Kg7 35. Rxb6 $18) 1-0

[Event "Wag.Intcomp Wageningen"]
[Site "?"]
[Date "2002.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Franssen, Jeroen"]
[Result "0-1"]
[PlyCount "76"]
[EventDate "2002.??.??"]

1. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. e3 Nc6 5. Bb2 d6 6. c4 Bf5 7. Nf3 O-O 8.
Be2 d5 9. Qb3 dxc4 10. Bxc4 Ne4 11. O-O Nc5 12. Qd1 Na5 13. Be2 Nd3 14. Bd4 Nc6
15. Qb3 Nc5 (15... Nf4 16. Bc4 Ne6 17. Bb2 $15) 16. Qc4 (16. Bxc5 $5 Bxc5 17.
Qb5 Bxb1 18. Raxb1 $14) 16... Be6 (16... Nxd4 $2 17. Nxd4 Bxb1 18. Qxb4 $18 (
18. Raxb1 $143 a5 $18)) 17. Qc2 Nxd4 18. Nxd4 Qe7 19. Nc3 Bxc3 20. Qxc3 Ne4 21.
Qc2 Bd5 22. f3 Nf6 23. e4 Be6 24. Nxe6 fxe6 25. Rfc1 Rac8 26. Rab1 c5 27. Bc4
b6 28. Rb2 Qd6 29. Qc3 Nd7 30. Qe3 Ne5 31. Be2 Rcd8 32. f4 (32. Rcb1 Nc6 $15)
32... Nd3 (32... Rxf4 $142 $1 33. Qxf4 Qd4+ 34. Kh1 Rf8 $19) 33. e5 $15 Qd7 34.
Bxd3 Qxd3 35. Kf2 $2 (35. Qxd3 Rxd3 36. Rc4 Rfd8 $15) 35... Rd4 $4 (35... Rxf4+
$1 36. Qxf4 Rf8 37. Qxf8+ Kxf8 38. Rc3 Qd4+ 39. Kf3 Qxe5 40. h3 $19) 36. g3 $2
(36. Qxd3 Rxd3 37. Rc4 Rfd8 $11) 36... Rfd8 (36... Qf5 37. Kg1 $17) 37. Rc3 (
37. Qxd3 $5 Rxd3 38. Ke2 $11) 37... Qf5 $17 38. Ke2 $4 (38. Kg2 $142 $17) 38...
Re4 $19 (38... Re4 39. h4 Qg4+ 40. Kf2 Rxe3 41. dxe3 Qd1 $19) 0-1

[Event "Ext.Wag3vsBennekom2"]
[Site "?"]
[Date "1998.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Hofstra, Hotze"]
[Result "0-1"]
[PlyCount "56"]
[EventDate "1998.??.??"]

1. b4 e5 2. Bb2 d5 3. e3 Bd6 4. c4 dxc4 5. Bxc4 Nf6 (5... Bxb4 $143 6. Bxe5 f6
7. a3 $14) 6. b5 Bg4 7. Qc2 Nbd7 8. Ne2 Nb6 9. Bb3 Rc8 10. Nbc3 O-O 11. Ng3 c5
12. a4 c4 13. Ba2 Nbd5 14. Nxd5 Nxd5 15. Qe4 (15. Bb1 $5 Qh4 16. Nf5 Bxf5 17.
Qxf5 $11) 15... Nf6 $15 16. Qc2 (16. Qxb7 $2 Rc7 17. Qa6 Bb4 $19) 16... Be6 17.
Bb1 g6 18. Ne4 Nxe4 19. Qxe4 Re8 20. Qxb7 (20. Bxe5 $2 Bf5 21. Qf3 Bxe5 22.
Bxf5 Bxa1 23. Bxc8 Qxc8 $19) 20... Bb4 21. Bc3 Bd5 22. Qxa7 Ra8 23. Qxa8 Qxa8
24. Bxb4 Bxg2 25. Rg1 f5 (25... Bf3 26. Bc3 $11) 26. a5 (26. d3 cxd3 27. Bxd3
Qd5 $14) 26... f4 (26... Rb8 27. Ba2 Bd5 28. b6 $14) 27. b6 $16 Be4 (27... Bf3
$142 $5 $16) 28. Bxe4 $18 Qxe4 (28... Qxe4 29. a6 fxe3 30. fxe3 Qh4+ 31. Kd1
Qxh2 $16) 0-1

[Event "Gent"]
[Site "?"]
[Date "2002.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Dolphijn, M."]
[Result "1-0"]
[WhiteElo "1735"]
[BlackElo "1950"]
[PlyCount "41"]
[EventDate "2002.??.??"]

1. b4 d6 2. Bb2 e5 3. e3 Nc6 4. b5 Na5 5. c4 (5. d4 exd4 6. Qxd4 Nf6 $14) 5...
b6 (5... a6 6. d4 $11) 6. Nf3 Be6 7. Qc2 g6 (7... c6 $5 $11) 8. d4 $16 Bg7 (
8... exd4 9. Nxd4 Nf6 10. Be2 $16) 9. dxe5 Bf5 10. e4 Be6 11. Nbd2 (11. exd6
Bxb2 12. Qxb2 f6 $18) 11... f5 $2 (11... dxe5 $5 12. Nxe5 f6 $18) 12. exd6 (12.
Nd4 $142 Bc8 13. exd6 Bf6 14. exf5 gxf5 15. dxc7 Qxc7 $18) 12... Bxb2 $2 (12...
Nf6 13. e5 Nd7 $18) 13. Qxb2 Qf6 14. e5 Qd8 15. Nd4 Kd7 16. Qb4 c5 (16... Nh6
17. Be2 Nf7 $18) 17. bxc6+ (17. Nxe6 $143 Kxe6 18. Qc3 a6 $18) 17... Nxc6 18.
Nxc6 (18. Nxe6 $6 Kxe6 19. Qb3 Kf7 20. c5+ Kg7 $18) 18... Kxc6 19. g3 Kd7 (
19... Kb7 20. Bg2+ Kb8 $18) 20. Qb5+ Kc8 21. Qc6+ (21. Qc6+ Kb8 22. Bg2 Bd5 23.
Qxd5 Qxd6 24. Qb7#) 1-0

[Event "Wag.Intcomp"]
[Site "?"]
[Date "1996.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Boshoven, Albert"]
[Result "1-0"]
[PlyCount "85"]
[EventDate "1996.??.??"]

1. b4 e5 2. Bb2 d6 3. e3 Nc6 4. b5 Na5 5. Nc3 (5. d4 exd4 6. Qxd4 c6 $14) 5...
Nf6 $11 6. h3 (6. Nf3 Bg4 $11) 6... Be7 7. Nge2 (7. Nf3 e4 8. Nd4 O-O $15) 7...
b6 (7... Nc4 $5 8. Bc1 d5 $17) 8. Ng3 $11 c6 9. a4 (9. Qf3 Bd7 $11) 9... cxb5 (
9... O-O 10. Be2 $15) 10. axb5 Nb7 11. Be2 O-O 12. O-O Re8 13. f4 exf4 14. Rxf4
Nc5 15. Nce4 (15. Bf3 d5 16. Nf5 Bxf5 17. Rxf5 Qd7 $16) 15... Nd5 16. Rf3 Nxe4
17. Nxe4 Nc7 18. Qf1 Rf8 19. Rg3 f6 20. c4 (20. Nc3 Be6 $16) 20... a5 21. Nc3
Rb8 22. d4 Ne6 23. Bd3 Ng5 (23... f5 24. Rf3 g6 25. Nd5 $16) 24. d5 (24. e4 Be6
$16) 24... Nf7 (24... f5 25. Qf4 $14) 25. Qf4 (25. Qb1 f5 26. Bxf5 Ne5 27.
Bxh7+ Kh8 $18) 25... Kh8 26. Ne4 Ne5 27. Be2 g5 28. Qf1 Bd7 (28... f5 29. Nd2
$14) 29. Nd2 f5 30. Qd1 (30. Nf3 Bf6 31. Nxe5 dxe5 $14) 30... Bf6 31. Qc2 (31.
Bd4 Rc8 $14) 31... f4 (31... Qc8 32. Ra2 $11) 32. exf4 $14 gxf4 33. Rb3 Kg8 34.
Rf1 Bh4 35. Nf3 Nxf3+ (35... Bf6 $5 $16) 36. Rbxf3 $18 (36. Bxf3 $143 Rc8 $14)
36... Qg5 37. Bd3 Bf5 38. Qc3 (38. Bxf5 $142 Qxf5 39. Qxf5 Rxf5 40. Rxf4 Rxf4
41. Rxf4 $18) 38... Rf6 $4 (38... Bxd3 $142 39. Qxd3 Rbc8 $18) 39. Rxf4 (39.
Bxf5 $142 Qxf5 40. Rxf4 $18) 39... Bxd3 40. Rg4 $4 (40. Rxf6 $142 Bxf1 41. Rxf1
$18 (41. Kxf1 $4 Qxf6+ 42. Qxf6 Bxf6 43. Bxf6 Rf8 $19)) 40... Qxg4 $19 (40...
Bxf1 $4 41. Qxf6 Qxg4 42. Qh8+ (42. hxg4 $4 Bxf6 43. Bxf6 Bxc4 $19) 42... Kf7
43. Qxh7+ (43. hxg4 Rxh8 44. Bxh8 Bxc4 $19) 43... Ke8 44. hxg4 Bxc4 45. Qh8+
Kd7 46. Qxb8 Bxd5 47. Qa7+ Ke8 48. Qc7 $18) (40... Rxf1+ $6 41. Kh2 Qxg4 42.
hxg4 $11) 41. hxg4 Rxf1+ $4 (41... Bxf1 $142 42. g3 Bg5 $17) 42. Kh2 $11 Kf7 $4
(42... Rf6 43. Kh3 Bg5 $19) 43. Qxd3 $18 (43. Qxd3 Rf4 44. Qxh7+ Ke8 45. Qh8+
Rf8 46. Qxh4 $18) 1-0

[Event "Wag.Intrapid"]
[Site "?"]
[Date "1997.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Cornelisse, Johnny"]
[Result "0-1"]
[PlyCount "48"]
[EventDate "1997.??.??"]

1. b4 e5 2. Bb2 d6 3. e3 f5 4. Bc4 Nf6 5. Ne2 Nc6 6. a3 d5 7. Ba2 Bd6 8. O-O e4
9. Ng3 h5 10. Bxf6 Qxf6 11. Nc3 h4 12. Nh5 (12. Nxd5 Qb2 13. Ne2 a5 $16) 12...
Qg5 (12... Qe5 $5 13. g3 d4 $17) 13. Nf4 $11 d4 14. Nb5 (14. Ncd5 h3 15. g3 Ne5
$15) 14... Bxf4 $17 15. exf4 Qxf4 16. g3 $2 (16. Bd5 $142 $15) 16... Qe5 $19
17. Qe2 $2 (17. c4 $19) 17... a6 18. f4 (18. Bd5 axb5 19. Qxb5 Bd7 $19) 18...
Qe7 (18... Qxb5 19. Rfe1 $19) 19. Nc3 (19. Nxc7+ Qxc7 20. g4 Ne7 $19) 19...
dxc3 20. dxc3 Bd7 (20... hxg3 21. hxg3 Be6 22. Bxe6 Qxe6 23. Rad1 $19) 21. b5 (
21. g4 O-O-O $19) 21... Qc5+ 22. Kh1 (22. Qf2 Qxf2+ 23. Kxf2 hxg3+ 24. Kxg3
axb5 25. Rfd1 $19) 22... hxg3 23. bxc6 (23. Qg2 Rxh2+ 24. Qxh2 gxh2 25. bxc6
Bxc6 26. Kxh2 Rd8 $19) 23... Bxc6 24. h4 (24. Rf3 Rxh2+ 25. Qxh2 gxh2 26. Rff1
$19) 24... O-O-O (24... O-O-O 25. Kg2 Rxh4 $19) (24... Rxh4+ 25. Kg2 Rh2+ 26.
Kxg3 Rxe2 27. Bc4 Qe3+ 28. Kh4 Rh2+ 29. Kg5 Rg2+ 30. Kh4 Qg3+ 31. Kh5 Rh2#) 0-1

[Event "Wag.ext.4vsVeenendaal2"]
[Site "?"]
[Date "2002.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Anjema, Piet"]
[Result "0-1"]
[PlyCount "68"]
[EventDate "2002.??.??"]

1. b4 e5 2. Bb2 d6 3. e3 Be7 4. Nf3 Bg4 5. Be2 Nd7 6. c4 Ngf6 7. Qc2 c6 8. a4 (
8. O-O d5 9. c5 e4 $15) 8... O-O 9. O-O Re8 (9... d5 10. cxd5 cxd5 11. Qb3 $17)
10. d3 $11 Qc7 11. Nbd2 d5 12. c5 Bf8 (12... a5 13. Bc3 $15) 13. e4 d4 14. Qd1
(14. h3 $5 Bxf3 15. Nxf3 $15) 14... a5 15. Nxd4 Bxe2 (15... exd4 $143 16. Bxg4
axb4 17. Bxd7 Nxd7 18. Bxd4 Bxc5 19. Be3 $11) 16. Nxe2 axb4 17. f4 (17. Nb3
$142 $5 Bxc5 18. Nxc5 Nxc5 19. f4 $17) 17... Bxc5+ $19 18. Kh1 exf4 (18... Ng4
$5 19. Nc4 exf4 20. Nd4 $19) 19. d4 $17 Bb6 20. e5 Nd5 21. Qb3 Qd8 (21... g5
$142 $5 $17) 22. Nxf4 $15 Nxf4 23. Rxf4 Qe7 24. Raf1 Rf8 25. Ne4 Bc7 26. Rf5 h6
27. Bc1 c5 28. Qg3 (28. Nf6+ $142 Nxf6 29. exf6 $14) 28... Qe6 $4 (28... Ra6
29. Nd6 Bxd6 30. Bxh6 Bxe5 31. Rxe5 Qxe5 32. dxe5 Rxh6 33. Rd1 $11) 29. Rf6 (
29. Nxc5 Nxc5 30. dxc5 Rxa4 $15) 29... Nxf6 $2 (29... Qxf6 30. Rxf6) 30. Rxf6
$4 (30. Nxf6+ Kh8 31. Bxh6 gxh6 32. Qd3 Qxf6 33. Rxf6 $18 (33. exf6 $143 b6 $18
)) 30... Bxe5 $1 $17 31. dxe5 (31. Qxe5 Qxe5) 31... Qd5 32. Qf3 (32. Nf2 Rxa4
33. Rd6 Qc4 $19) 32... Rad8 (32... Rxa4 33. Rxh6 Qxe4 34. Qxe4 gxh6 35. Qg4+
Kh7 36. Qh4 $16) (32... Qxe5 $6 33. Rf5 Qa1 34. Rxc5 $19) 33. Rd6 $2 (33. Rf4
$142 Qxe5 34. Qf1 $19) 33... Qxe5 34. Rxd8 Rxd8 (34... Rxd8 35. Kg1 c4 $19) 0-1

[Event "Wag.Intcomp"]
[Site "?"]
[Date "1997.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Torn, Bert"]
[Result "0-1"]
[PlyCount "67"]
[EventDate "1997.??.??"]

1. b4 e5 2. a3 d6 3. Bb2 g6 4. e3 Bg7 5. Bc4 Ne7 6. Ne2 O-O 7. O-O d5 8. Ba2
Bg4 9. f3 Be6 10. Nbc3 c6 11. Ng3 Nd7 12. Na4 b6 13. Qe2 h5 14. Qf2 Qc7 15. Nc3
Qd6 16. Nge2 a5 17. bxa5 (17. b5 Rad8 $11) 17... Rxa5 $15 18. a4 Rfa8 19. Bb3
Qc7 20. Ba3 Nc5 21. Rfb1 Nb7 (21... Nxb3 22. cxb3 Qd7 23. d4 $15) 22. Bb4 R5a6
23. Ra2 $2 (23. Ba3 Nc5 $15) 23... Nd6 $4 (23... c5 $142 24. Nb5 Qd8 $19) 24.
Bxd6 Qxd6 25. Rab2 Bd7 26. f4 c5 (26... Bg4 27. d4 exd4 28. exd4 $17) 27. Nb5 (
27. e4 c4 28. Ba2 Bxa4 29. Nxa4 Rxa4 30. Nc3 $11 (30. Rxb6 $143 Qd8 31. Nc3
R4a5 $17)) 27... Bxb5 $17 28. axb5 Ra5 29. c3 exf4 (29... Rxb5 $142 30. fxe5
Bxe5 $17) 30. Rc2 $4 (30. Nxf4 $142 Be5 31. Bc2 $15) 30... fxe3 $19 31. dxe3
Nf5 (31... c4 $142 32. Bxc4 dxc4 33. Rf1 $19) 32. Rd2 Ra1 (32... Rxb5 $142 33.
Rdb2 Bh6 $19) 33. Rbd1 $2 (33. Rdd1 $142 Rxb1 34. Rxb1 $19) 33... Rxd1+ (33...
Bh6 $142 34. Qf1 Rxd1 35. Rxd1 Nxe3 (35... Bxe3+ $6 36. Kh1 d4 37. cxd4 $19)
36. Bxd5 Nxf1 (36... Nxd5 $6 37. c4 $19) 37. Bxf7+ Kxf7 38. Rxd6 Ra1 $19) 34.
Rxd1 0-1

[Event "Wag.Intcomp"]
[Site "?"]
[Date "2002.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Boshoven, Albert"]
[Result "1-0"]
[PlyCount "73"]
[EventDate "2002.??.??"]

1. b4 e5 2. b5 Nf6 3. Bb2 d6 4. e3 Be7 5. c4 c5 6. Qc2 O-O 7. Nf3 g6 (7... a6
8. Nc3 $15) 8. Bd3 Nbd7 9. Nc3 Nb6 10. a4 a5 11. O-O-O (11. O-O Be6 $11) 11...
Rb8 12. Rdf1 (12. Be2 $5 $11) 12... Be6 $17 13. Ne2 e4 14. Bxe4 Nxe4 15. Qxe4
Nxa4 16. Qc2 Nxb2 17. Kxb2 Bf6+ 18. Kb3 (18. Kc1 Ra8 $17) 18... a4+ 19. Ka3 Qa5
20. Rb1 b6 (20... Ra8 $5 $17) 21. Nf4 $15 Bd7 (21... Ra8 $142 $15) 22. Nd5 $16
Bg7 23. Ng5 (23. Qxa4 $5 Ra8 24. Qxa5 Rxa5+ 25. Kb3 $14) 23... Rfe8 24. h4 h6 (
24... Be6 25. Nc7 Re7 26. Ncxe6 fxe6 27. h5 $14) 25. Ne4 $11 Re6 26. Nec3 Re5
$2 (26... Qa7 $142 $11) 27. Qxa4 $18 (27. Nxa4 $2 Ra8 28. Qb3 Bf5 $19 (28...
Qxd2 $6 29. Ndxb6 Ra7 30. Nxd7 Rxd7 31. Qa2 Qd3+ 32. Qb3 $15)) 27... Ra8 (27...
Qxa4+ $5 28. Nxa4 Rxd5 29. cxd5 Bf5 $16) 28. Nxb6 $1 Qxb6 29. Qxa8+ Re8 30. Qa6
Qb8 (30... Qc7 31. h5 $18) 31. b6 Qa8 (31... Bf5 32. Qa7 Bxc3 33. dxc3 $18) 32.
Qa7 (32. Qxa8 $142 Rxa8+ 33. Kb3 Bc6 $18) 32... Qc6 (32... Bxc3 33. dxc3 Bf5
$18) 33. b7 Bxc3 (33... Qxg2 34. h5 Kh7 35. b8=Q Rxb8 36. Qxb8 $18) 34. dxc3
Kg7 (34... Qxg2 35. b8=Q Rxb8 36. Qxb8+ (36. Qxd7 Ra8+ 37. Kb3 Qxf2 $17) 36...
Kg7 37. Qd8 $18 (37. Qxd6 $6 Qa8+ 38. Kb2 Qb7+ 39. Kc2 Bf5+ 40. Kd2 Bxb1 41.
Qe5+ f6 42. Rxb1 Qxb1 (42... fxe5 $4 43. Rxb7+ Kf6 44. Rb6+ Kg7 45. Rc6 $18)
43. Qe7+ Kg8 $18)) 35. b8=Q (35. f3 $142 $5 Be6 36. b8=R Rxb8 37. Rxb8 Bxc4 $18
) 35... Rxb8 36. Rxb8 Be6 (36... Qxg2 37. Rhb1 Be6 38. Qe7 $18) 37. Qa8 (37.
Qa8 Qxa8+ 38. Rxa8 Bxc4 39. Rd1 $18) (37. Qb6 $5 Qxb6 38. Rxb6 d5 $18) 1-0

[Event "Wag.Intcomp Wageningen"]
[Site "?"]
[Date "2001.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Loeffler, Maarten"]
[Result "1-0"]
[PlyCount "91"]
[EventDate "2001.??.??"]

1. b4 e5 2. Bb2 d6 3. e3 Nf6 4. c4 Be7 5. Qc2 Be6 6. Nf3 e4 (6... a5 $5 $15) 7.
Ng5 $11 Bf5 8. Nc3 d5 9. cxd5 Nxd5 $2 (9... O-O 10. b5 $14 (10. Ncxe4 $6 Nxd5
11. Qc4 Nxb4 $11)) 10. Ngxe4 $4 (10. Nxd5 $142 Qxd5 11. Bxg7 Bxg5 12. Bxh8 $18)
10... Bxb4 11. Nxd5 Qxd5 12. Bd3 Bxd2+ $4 (12... Nd7 $142 $14) 13. Nxd2 $4 (13.
Kxd2 $142 Bxe4 14. Qa4+ Nd7 15. Qxe4+ Qxe4 16. Bxe4 $18) 13... Bxd3 $15 (13...
Qxd3 $143 14. Qxc7 O-O 15. Qxb7 $14) 14. Qxc7 Qxg2 15. Qe5+ $2 (15. O-O-O $142
Nd7 16. Nc4 $11) 15... Kd8 $19 16. O-O-O Nd7 17. Qd4 Rc8+ 18. Bc3 Qc6 19. Kb2
Qb6+ (19... Be2 $5 20. Qxg7 Bxd1 21. Qxh8+ Kc7 22. Be5+ Kb6 23. Bd4+ Kb5 24.
Qxc8 Qxc8 25. Rxd1 Nc5 $17) 20. Nb3 Qxd4 21. Nxd4 Bg6 22. Nb5 a6 23. Bxg7 Rg8
$4 (23... Rc2+ $142 24. Ka3 Rg8 25. Bf6+ Ke8 26. Nd6+ Kf8 $11) 24. Bf6+ $18 Ke8
25. Nd6+ Kf8 26. Nxc8 Nxf6 27. Rd8+ Kg7 28. Rxg8+ Nxg8 29. Kc3 Nf6 30. Nd6 Ne4+
31. Nxe4 Bxe4 32. Rg1+ Kf6 33. Kd4 Bc6 34. e4 h5 (34... Bd7 35. Rg8 $18) 35. f4
b5 (35... Bd7 36. Rg8 $18) 36. Rg5 h4 37. Rh5 Kg6 38. Rxh4 a5 (38... Kg7 39.
Rg4+ Kh7 40. f5 $18) 39. Rg4+ Kf6 40. h4 b4 41. h5 a4 (41... Bxe4 42. Kxe4 Ke7
$18) 42. h6 b3 43. axb3 axb3 44. h7 b2 (44... Ke6 45. h8=Q Ke7 46. Qe5+ Kd7 47.
Kc5 f5 48. Rg7+ Kd8 49. Qb8#) 45. h8=Q+ Ke7 46. Qb8 (46. Qb8 b1=R 47. Qc7+ Bd7
48. Qc5+ Kd8 49. Rg8+ Be8 50. Qd6+ Kc8 51. Qc6+ Kb8 52. Rxe8+ Ka7 53. Ra8#) (
46. Qe5+ Kd7 47. Kc5 b1=Q 48. Qd6+ Kc8 49. Qxc6+ Kd8 50. Rg8+ Ke7 51. Qd6#) 1-0

[Event "Wag.Intcomp"]
[Site "?"]
[Date "1997.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Walstra, Gerrit"]
[Result "1/2-1/2"]
[PlyCount "95"]
[EventDate "1997.??.??"]

1. b4 Nf6 2. Bb2 d6 3. e3 e5 4. Ne2 b6 5. Ng3 Na6 (5... c6 $5 $11) 6. Bb5+ $14
Nd7 7. Qf3 Rb8 8. Bc4 (8. a3 c5 $14) 8... Nf6 $11 9. Bb5+ Nd7 10. a3 Bb7 11.
Bc6 Qc8 12. O-O Bxc6 13. Qxc6 Qb7 14. Qxb7 Rxb7 15. f4 Be7 16. Nc3 O-O 17. Nf5
Bf6 18. Nd5 Re8 19. Nxf6+ Nxf6 20. fxe5 dxe5 21. Rf3 (21. d4 Nd7 $16) 21... Re6
22. Raf1 Ne4 23. Bc1 (23. d3 Nd6 $14) 23... c5 $11 24. d3 Nc3 25. Bb2 (25. Bd2
e4 26. R3f2 Na4 $11) 25... Na4 $15 26. Bxe5 Rxe5 27. Nd6 Rbe7 28. Rxf7 Rxf7 (
28... h6 $142 29. Rf8+ Kh7 $15) 29. Rxf7 $16 Rd5 30. Rxa7 Rxd6 31. Rxa6 Nc3 32.
bxc5 Rf6 33. g3 bxc5 34. Rxf6 gxf6 35. Kf2 Kf7 36. Kf3 Ke6 37. g4 Ke5 38. a4 (
38. h4 $142 $14) 38... Nxa4 $17 39. d4+ (39. c4 $142 $5 $17) 39... cxd4 $19 40.
exd4+ Kxd4 41. Kf4 Nc3 42. Kf5 Ne4 $4 (42... Nd5 43. h3 h6 $17) 43. c4 $11 Ke3
44. h4 (44. c5 Kf3 45. c6 Nd6+ 46. Ke6 Nb5 $11) 44... Kf3 (44... h6 $5 $15) 45.
g5 $11 fxg5 46. hxg5 Nd6+ 47. Kf6 Kg4 48. Kg7 1/2-1/2

[Event "Wag.Ext3vsV'daal5"]
[Site "?"]
[Date "1997.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Vos, Harry"]
[Result "1-0"]
[PlyCount "77"]
[EventDate "1997.??.??"]

1. b4 e5 2. Bb2 d6 3. e3 Nf6 4. Ne2 Be6 5. Ng3 a6 6. c4 Be7 7. Be2 O-O 8. Nc3
Nbd7 9. Qc2 (9. O-O c5 10. a3 Qc7 $11) 9... d5 $15 10. cxd5 Nxd5 11. Nxd5 Bxd5
12. e4 Be6 13. a3 Rc8 14. O-O c5 15. b5 axb5 (15... c4 16. bxa6 bxa6 17. Nf5
$11) 16. Bxb5 Bd6 17. Nf5 Bxf5 18. exf5 Nf6 (18... Qc7 19. Rfe1 $11) 19. Rae1
Ng4 (19... Qb6 20. a4 $14) 20. h3 $16 Qh4 $4 (20... Qa5 $142 21. Qd3 Nf6 $14)
21. Qe4 (21. hxg4 $6 e4 22. g3 Bxg3 23. fxg3 Qxg3+ 24. Kh1 Qh3+ 25. Kg1 Qg3+
26. Kh1 Qh3+ 27. Kg1 Qg3+ $11) 21... Qg5 22. Qxg4 Qxd2 (22... Qxg4 23. hxg4
Rfd8 24. d3 $18) 23. Re2 (23. Bxe5 Bxe5 24. Rxe5 Qd4 25. Qxd4 cxd4 $18) 23...
Qa5 (23... Qf4 24. Qxf4 exf4 25. f6 $18) 24. f6 g6 25. Qg5 Rfd8 26. a4 c4 27.
Bxe5 Rc5 (27... Bb4 28. Qh4 $18) 28. Rfe1 (28. Rc1 Kh8 $18) 28... Bf8 (28...
Bxe5 29. Kf1 Qc3 $18) 29. Qf4 c3 30. Rc2 Rd2 (30... Rcc8 31. Qf3 $18) 31. Rec1
(31. Bxc3 $142 Qxb5 32. Bxd2 Qc6 33. Rxc5 Qxc5 $18) 31... Qd8 32. Rxc3 (32.
Bxc3 $6 Rxc2 33. Rxc2 Qd1+ 34. Kh2 Qxc2 $15) 32... Rd1+ 33. Rxd1 Qxd1+ 34. Kh2
Rxe5 (34... Rxc3 35. Bxc3 Qd5 $18) 35. Qxe5 Bd6 (35... Qd6 36. Qxd6 Bxd6+ 37.
g3 h5 $18) 36. Rc8+ Bf8 37. Rxf8+ $1 Kxf8 38. Qb8+ (38. Qe8#) 38... Qd8 39.
Qxd8# 1-0

[Event "Wag.Ext.4vsDodewaard2"]
[Site "?"]
[Date "1999.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "de Leeuw, G."]
[Result "1-0"]
[PlyCount "60"]
[EventDate "1999.??.??"]

1. b4 e5 2. b5 Nf6 3. Bb2 d6 4. e3 a6 5. c4 Be7 6. Be2 O-O 7. Qc2 c5 8. a4 a5 (
8... Re8 $5 $15) 9. Nf3 Nbd7 10. Nc3 b6 11. Ng5 h6 12. h4 (12. Nge4 Bb7 13.
Nxf6+ Bxf6 $14) 12... Bb7 (12... hxg5 $143 13. hxg5 Bb7 14. gxf6 Nxf6 15. Qf5
$16) 13. Rh2 Re8 (13... hxg5 $143 14. hxg5 g6 15. gxf6 Bxf6 16. O-O-O $16) 14.
Bh5 $4 (14. Bf3 $142 Ra7 15. Bxb7 Rxb7 16. Nf3 $11) 14... hxg5 $19 15. hxg5
Nxh5 16. Rxh5 g6 17. Rh2 Bxg5 18. O-O-O Qf6 19. d3 Qg7 20. Ne4 Bxe4 (20... Be7
$5 21. Rdh1 $19) 21. dxe4 Be7 22. f4 f6 (22... Rad8 $5 23. Kb1 $19) 23. Rdh1
$17 Nf8 24. Qd1 Qf7 25. Qe2 Ra7 26. Rh8+ Kg7 27. g4 Bd8 28. f5 g5 (28... Rae7
$18) 29. Qh2 Qxc4+ 30. Kd2 Qxe4 (30... Qg8 31. Qh6+ Kf7 32. Qh5+ Kg7 33. Qxe8
Qxh8 34. Rxh8 Rf7 $18) 1-0

[Event "Wag.Intcomp"]
[Site "?"]
[Date "1997.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Wiersma, Co"]
[Result "0-1"]
[PlyCount "50"]
[EventDate "1997.??.??"]

1. b4 e5 2. b5 d5 3. Bb2 e4 4. e3 Nf6 5. Ne2 Be7 6. Ng3 O-O 7. Be2 a6 8. a4 Re8
9. O-O c5 10. f3 d4 (10... exf3 11. Bxf3 Be6 12. Nc3 $11) 11. fxe4 dxe3 12. d3
axb5 13. axb5 Rxa1 14. Bxa1 Qa5 15. Nc3 (15. Be5 Nfd7 16. Bf4 Qxb5 $14) 15...
Bd6 $11 16. Nf5 Bxf5 17. Rxf5 Nbd7 (17... Be5 18. Na4 Bxa1 19. Qxa1 $17) 18.
Qe1 (18. Nd5 $5 Nxd5 19. Rxd5 $11) 18... Be5 19. Rxe5 (19. Bb2 $5 $17) 19...
Nxe5 $19 20. Bb2 Ng6 (20... Qb4 $5 21. Qc1 $19) 21. Qg3 Qb4 22. Ba1 $4 (22. Nd1
$142 $17) 22... Qa3 23. Qe1 Ra8 24. Na4 Qxa4 25. Bc3 (25. Bxf6 gxf6 26. Bf1
Qxc2 27. Qxe3 $19) 25... Qxc2 (25... Qxc2 26. Bxf6 gxf6 $19) 0-1

[Event "Gent"]
[Site "?"]
[Date "2000.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Cornelissen, P."]
[Result "0-1"]
[PlyCount "54"]
[EventDate "2000.??.??"]

1. b4 e5 2. b5 d5 3. Bb2 f6 4. e3 Bd6 5. c4 Be6 6. Qc2 c6 7. a4 Ne7 8. cxd5
cxd5 9. Nc3 Nd7 10. Nf3 Rc8 11. Be2 Nf5 12. Qd1 O-O 13. O-O e4 14. Ne1 Ne7 15.
f3 f5 16. fxe4 (16. Rc1 Qb6 $15) 16... fxe4 17. Nc2 Qc7 18. Ba3 $2 (18. g3 $142
$5 $17) 18... Bxh2+ 19. Kh1 Nf5 (19... Rxf1+ $5 20. Bxf1 Nf5 21. Rc1 $19) 20.
Bxf8 (20. Rxf5 Rxf5 21. Nd4 Rf6 22. Nxe6 Rxe6 23. Nxd5 Qe5 24. Ne7+ Rxe7 25.
Bxe7 Bg3 $17) 20... Ng3+ (20... Nxf8 $6 21. Rxf5 Bxf5 22. Nd4 $15) (20... Kxf8
$4 21. Nd4 Ke8 22. Nxf5 $18 (22. Nxe6 $6 Ng3+ 23. Kxh2 Nxf1+ 24. Kg1 Qe5 $18) (
22. Rxf5 $6 Bxf5 23. Nxf5 Qe5 $18)) (20... Rxf8 $6 21. Rxf5 Bxf5 22. Nd4 $17)
21. Kxh2 Nxf1+ 22. Kg1 Qh2+ 23. Kxf1 Rxf8+ 24. Bf3 exf3 25. gxf3 Bh3+ (25...
Ne5 26. Qe2 Bh3+ 27. Qg2 Qxg2+ 28. Ke1 Qf1#) 26. Ke1 $19 Ne5 27. Qe2 Qg1+ (
27... Qg1+ 28. Qf1 Qxf1#) 0-1

[Event "corr DDR-ch M736"]
[Site "?"]
[Date "1985.??.??"]
[Round "?"]
[White "Zschalich, Arndt"]
[Black "Otte, Harro"]
[Result "1-0"]
[PlyCount "71"]
[EventDate "1985.??.??"]

1. b4 e5 2. Bb2 f6 3. b5 d5 4. e3 Be6 5. d4 Nd7 6. dxe5 fxe5 7. Nf3 Bd6 8. Nbd2
Ngf6 $15 9. c4 c6 10. Be2 O-O 11. Ng5 {White launches an attack} Bf5 12. cxd5
cxd5 (12... Nxd5 13. Ngf3 e4 14. Nd4 $11) 13. e4 $11 Ne8 (13... h6 14. exf5
hxg5 15. O-O $11) 14. h4 $14 dxe4 (14... h6 15. exf5 hxg5 16. hxg5 $16) 15.
Qb3+ (15. g4 Bg6 16. Ne6 Qa5 17. Nxf8 Kxf8 $16) 15... Kh8 16. Nf7+ Rxf7 17.
Qxf7 Bg6 18. Qd5 (18. Qb3 Nef6 19. h5 Nc5 $14) 18... Nb6 (18... Bb4 19. Rd1 $16
(19. Qxb7 Bxd2+ 20. Kf1 Nc5 $19)) 19. Qb3 (19. Qxb7 Bb4 20. Rd1 Nd6 $15) 19...
Nf6 (19... Qd7 20. h5 Bf7 21. Qg3 $16) 20. h5 $18 Bf5 21. h6 Qe7 (21... g5 22.
Qg3 Nfd7 23. f4 exf3 24. Nxf3 $16 (24. gxf3 $6 Na4 25. Bc1 Qf6 $14)) 22. hxg7+
(22. g4 Nxg4 23. Bxg4 Bxg4 24. hxg7+ Qxg7 25. Nxe4 Bc7 $18) 22... Qxg7 23. Kf1
(23. Rh2 Nfd5 24. g4 Bg6 $18) 23... Rg8 (23... Nfd5 24. Rh2 $16) 24. Rh2 Qd7 (
24... Bg4 25. Rd1 $16) 25. Rd1 (25. Nc4 Be6 26. Nxb6 axb6 $18) 25... Be6 $16
26. Nc4 Qc7 27. Rxd6 Bxc4 28. Bxc4 (28. Qb4 $142 $5 Ng4 29. Rh4 $14) 28... Nxc4
$15 29. Rd1 e3 (29... Ng4 30. Rh4 Nxf2 31. Kxf2 Qc5+ 32. Bd4 exd4 33. Kg1 $19 (
33. Rxe4 $4 d3+ 34. Kf3 Qh5+ 35. Kf2 Qf5+ 36. Kg1 Qxe4 37. Qc3+ Rg7 $19)) 30.
Rc1 $11 Nd2+ (30... Ne4 31. Qd3 Qf7 $17) 31. Ke2 $16 exf2 32. Qe6 {
Threatening mate... how?} (32. Rxc7 f1=Q+ 33. Kxd2 Rd8+ 34. Bd4 Rxd4+ 35. Kc2
Qf2+ 36. Kb1 Qg1+ 37. Kb2 Qxh2 38. Rc8+ Kg7 39. Rc7+ Kh6 $19) 32... Rg6 $4 (
32... Qd8 33. Bxe5 Rf8 $18) 33. Bxe5 {Threatening mate: Bxf6.} (33. Rxc7 f1=Q+
34. Kxd2 Ne4+ 35. Kc2 Qe2+ 36. Kb1 Qd1+ (36... Rxe6 $6 37. Rhxh7+ Kg8 38. Rhg7+
Kf8 39. Rh7 Qf1+ 40. Bc1 $19) 37. Bc1 Qd3+ (37... Rxe6 $6 38. Rhxh7+ Kg8 39.
Rcg7+ Kf8 40. Rd7 Qxd7 41. Rxd7 $15) 38. Ka1 Qd4+ (38... Rxe6 $6 39. Rhxh7+ Kg8
40. Rhd7 $15) 39. Bb2 Qd1+ (39... Rxe6 40. Bxd4 exd4 41. Rhxh7+ Kg8 42. Rcg7+
Kf8 43. Rxb7 $18) 40. Rc1 Qxc1+ (40... Rxe6 41. Rxd1 Nf6 42. Re1 $18) 41. Bxc1
Rxe6 $17) (33. Kxd2 $2 Qxc1+ $1 34. Bxc1 Ne4+ 35. Ke2 Rxe6 $19) 33... Qxc1 34.
Bxf6+ Rxf6 35. Qxf6+ Kg8 36. Qg5+ (36. Qg5+ Kh8 37. Qe5+ Kg8 38. Qg3+ Kh8 39.
Qxf2 Qc4+ 40. Kxd2 Qxa2+ 41. Ke3 Qe6+ 42. Kf3 Qf5+ 43. Kg3 Qg5+ 44. Kh3 Qh5+
45. Qh4 Qxb5 46. Qd4+ Kg8 47. g4 (47. Qxa7 $6 Qh5+ 48. Kg3 Qg5+ 49. Kf3 Qf5+
50. Ke3 Qe5+ 51. Kd3 Qxh2 52. Qa8+ Kf7 53. Qxb7+ Ke6 $11) 47... Qb3+ 48. Kh4
Qe6 49. Rc2 (49. Qxa7 $6 Qf6+ 50. Kg3 Qd6+ 51. Kh3 Qh6+ 52. Kg2 Qc6+ 53. Kf2
Qc2+ 54. Kf3 Qc6+ 55. Ke3 Qc3+ 56. Ke4 Qc6+ 57. Kd4 Qd6+ 58. Kc4 Qf4+ 59. Kb5
Qxh2 $11) 49... Qe1+ 50. Kh3 Qh1+ 51. Kg3 Qe1+ 52. Kh2 Qe6 53. Qd8+ Kg7 54.
Rc7+ Kg6 55. Re7 (55. Rxb7 Qe2+ 56. Kg3 Qe3+ 57. Kg2 Qe4+ 58. Kg3 Qxb7 $15)
55... Qa2+ 56. Kg3 Qa3+ 57. Kh4 Qg3+ 58. Kxg3 b5 59. Qd6+ Kg5 60. Re5#) (36.
Qxf2 $6 Ne4 37. Qd4 Qc7 $18) 1-0

[Event "corr or01-009 E-mail"]
[Site "?"]
[Date "2001.??.??"]
[Round "?"]
[White "De Bouver, Guido"]
[Black "Otte, Marco"]
[Result "1-0"]
[PlyCount "29"]
[EventDate "2001.??.??"]

1. b4 {A00: Irregular Openings} e5 2. Bb2 f6 3. e4 Bxb4 4. Bc4 c6 5. Qh5+ g6 6.
Qh4 Be7 7. Bxg8 Rxg8 8. Qxh7 Kf8 9. f4 $146 (9. Ne2 d5 10. exd5 cxd5 11. O-O
Nc6 12. f4 e4 13. Nd4 Nxd4 14. Bxd4 Bf5 15. Nc3 Qd7 16. Kh1 a6 17. Rab1 b5 18.
Qh4 Kg7 19. a4 b4 20. Ne2 a5 21. c3 Rab8 22. cxb4 axb4 23. Rb3 Qxa4 {
nizinna-jyjyl/kurnik 2011/1-0 (45)}) 9... d6 10. Nc3 (10. Nf3 $5 Be6 11. Nh4
$14) 10... Be6 $11 11. Nf3 Qb6 12. Rb1 a6 $2 (12... Ke8 $142 $11) 13. fxe5 $18
dxe5 $2 (13... fxe5 $142 14. Ba3 Qd8 15. Rxb7 Nd7 $16) 14. Qxe7+ $3 Kxe7 15.
Ba3+ (15. Ba3+ Kd7 16. Rxb6 $18) 1-0

[Event "Wag.Ext.4vsRhenen"]
[Site "?"]
[Date "1996.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Burgemeister"]
[Result "1-0"]
[PlyCount "79"]
[EventDate "1996.??.??"]

1. b4 e6 2. a3 Be7 3. Bb2 Bf6 4. Nc3 d5 5. e3 b6 6. Nge2 Bb7 7. Ng3 Nd7 8. Bb5
c6 9. Ba4 g6 10. O-O Nh6 (10... Ne7 11. Qf3 $11) 11. Rb1 O-O 12. f4 Rc8 13. Bb3
a6 14. e4 dxe4 15. Ngxe4 Bd4+ 16. Kh1 Nf6 17. d3 Nfg4 18. Rf3 c5 19. Rg3 $4 (
19. Qe1 cxb4 20. axb4 Nf5 $11) 19... Ne3 $4 (19... cxb4 $142 20. Rxg4 bxc3 $19
(20... Bxc3 $6 21. Bxc3 bxc3 22. Rg3 $17)) 20. Qe2 $17 Nhf5 21. Rh3 (21. Rf3
$142 Nxg2 $1 22. b5 $19) 21... Nd5 (21... cxb4 $142 22. axb4 Bxc3 23. Bxc3 Rxc3
24. Rxe3 Nxe3 25. Qxe3 Bxe4 26. Qxe4 Qc7 $19) 22. Nxd5 $15 Bxd5 (22... exd5 23.
c3 Bg7 24. Ng3 $15) 23. Bxd5 (23. c4 Bb7 $15) 23... exd5 $17 (23... Qxd5 $143
24. Bxd4 Qxd4 25. c3 $14) 24. Ng5 h6 25. Nf3 Bg7 (25... Re8 26. Qd1 $17) 26.
Bc1 (26. Bxg7 $142 $5 Kxg7 27. bxc5 $15) 26... Re8 27. Qf2 d4 (27... cxb4 28.
axb4 Qc7 29. g4 $17) 28. g4 (28. Ne5 Qd5 $17) 28... Ne3 29. Ne5 (29. Bxe3 $142
$5 dxe3 30. Qe2 $17) 29... Bxe5 30. fxe5 Kg7 $4 (30... Qd5+ $142 31. Kg1 Nxg4
$19 (31... Qxe5 $6 32. Bxe3 dxe3 33. Qe2 $19)) 31. Bxe3 $14 dxe3 32. Qxe3 g5 (
32... Qd5+ 33. Kg1 h5 34. gxh5 Rxe5 35. Qf2 Rxh5 36. Rxh5 Qxh5 37. Rf1 Qg5+ 38.
Kh1 Qd5+ 39. Kg1 $15) 33. bxc5 (33. c4 Qe7 $16) 33... Qd5+ (33... Rxc5 34. d4
Rxc2 35. Rf3 $14) 34. Kg1 (34. Qf3 $142 $5 Rxc5 35. Qxd5 (35. Rxb6 $6 Qxe5 36.
Rb1 Rxc2 $15) 35... Rxd5 36. Rxb6 Rdxe5 37. Rf3 $16 (37. Rhxh6 $6 Re1+ 38. Kg2
R1e2+ 39. Kf1 Re1+ 40. Kf2 R1e2+ 41. Kg1 Re1+ 42. Kf2 R1e2+ 43. Kf1 Re1+ 44.
Kf2 $11) (37. Rxa6 $6 Re1+ 38. Kg2 R8e2+ 39. Kf3 Re3+ 40. Kf2 R1e2+ 41. Kf1
Re1+ 42. Kf2 R1e2+ 43. Kf1 Re1+ 44. Kf2 $11)) 34... Rxe5 $11 35. Qf2 Rce8 $4 (
35... bxc5 36. Rf3 $11) 36. Rf1 (36. c4 $142 Qd7 37. cxb6 $16) 36... Re2 $14 (
36... Qxc5 $4 37. d4 Qc4 38. Qf6+ Kg8 39. dxe5 Qxg4+ 40. Kh1 Qe4+ 41. Rhf3 Rxe5
42. Qxf7+ Kh8 43. Kg1 Qd4+ 44. R3f2 Qg4+ 45. Kh1 Qe4+ 46. Rg2 $18) 37. Qf6+ Kg8
38. Rhf3 R2e7 $4 (38... Rxc2 $142 39. cxb6 Ree2 $11) 39. Rf5 (39. cxb6 $5 Rb7
40. Qxh6 Re6 $18) 39... Qd4+ $4 (39... Qe6 $142 $18) 40. Qxd4 (40. Qxd4 bxc5
41. Qd5 $18) 1-0

[Event "Wag.Ext.4vsVelp3"]
[Site "?"]
[Date "2000.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "van de Wal, B."]
[Result "1-0"]
[PlyCount "45"]
[EventDate "2000.??.??"]

1. b4 Nc6 2. b5 Na5 3. Bb2 e6 4. e3 Nf6 5. c4 d5 6. cxd5 exd5 7. Qc2 Be7 8. Nf3
Bd7 9. Be2 c6 10. a4 Rc8 11. Nc3 O-O 12. Ng5 (12. O-O Nc4 $11) 12... h6 13. h4
$2 (13. Nf3 Nc4 $11) 13... g6 (13... cxb5 14. axb5 hxg5 15. hxg5 Ne4 16. Rxa5
Qxa5 17. Nxd5 Bxg5 (17... Rxc2 $4 18. Nxe7#) 18. Qxe4 f5 19. Ne7+ Bxe7 20. Qxe7
Rf7 21. Rh8+ Kxh8 22. Qxf7 Rc1+ 23. Bxc1 Be6 24. Qxe6 Qc7 $18) 14. Nf3 $15 Bf5
15. d3 Re8 16. Nd4 Qd7 17. Qd1 c5 18. Nxf5 Qxf5 19. g4 Qe5 20. Qc2 (20. Bf3
$142 $11) 20... Qd6 (20... d4 $142 21. Nd1 Qe6 $15) 21. g5 $16 hxg5 22. hxg5
Nd7 $4 (22... Nh7 $142 $16) 23. Ne4 $1 $18 (23. Ne4 Qe5 24. Bxe5 Nxe5 25. Qc3
$18) 1-0

[Event "Wag.Ext.4vsV'daal"]
[Site "?"]
[Date "1997.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Carsouw, O."]
[Result "1-0"]
[PlyCount "125"]
[EventDate "1997.??.??"]

1. b4 e6 2. Bb2 Nf6 3. a3 c5 4. b5 b6 5. e3 Bb7 6. Ne2 d5 7. Ng3 Be7 8. Be2 O-O
9. O-O Nbd7 10. f4 Bd6 11. Bf3 e5 12. fxe5 Bxe5 13. Nc3 Bxg3 14. hxg3 Ne5 15.
Ne2 Nxf3+ 16. gxf3 Qd6 17. a4 Rae8 18. Qe1 Bc8 19. Rf2 h6 20. Rh2 Nh7 21. g4 (
21. Qf2 $142 $5 $15) 21... Ng5 $17 22. Qf2 f5 23. gxf5 Bxf5 (23... Rxf5 $6 24.
f4 Rf6 25. d3 $17) 24. Qg2 (24. Nf4 Bxc2 25. d4 Bf5 $19) 24... Re7 (24... Bxc2
25. Rf1 Re7 26. f4 $19) 25. Nf4 (25. Ng3 Bxc2 26. f4 Ne4 $17) 25... d4 (25...
Bxc2 $142 26. Qf1 Rxf4 27. exf4 Qxf4 $19) 26. Nh5 $2 (26. c4 $142 $5 Bc8 27.
Rf1 dxe3 28. Nd5 exd2 29. Nxe7+ Qxe7 30. Qxd2 Nxf3+ 31. Rxf3 Rxf3 32. Rg2 $19)
26... Bc8 (26... Bxc2 $142 $5 27. Kh1 $19) 27. Rf1 Bb7 28. e4 Ref7 29. f4 (29.
d3 Rxf3 30. Rd1 Qe5 $19) 29... Nxe4 (29... Bxe4 30. Qg3 Qd5 31. c4 Qxc4 32.
Rhf2 $19) 30. d3 (30. Qg4 g6 31. f5 Rxf5 32. Rxf5 Rxf5 $19) 30... Nf6 (30...
Ng5 $142 $1 31. Qg3 Qd5 32. c3 dxc3 33. Bxc3 Nf3+ 34. Rxf3 Qxf3 35. Be5 $19)
31. Nxf6+ Qxf6 32. Qg3 Qd6 33. Bc1 Rf6 34. Rh4 Rg6 35. Rg4 Rxg4 36. Qxg4 Qd5
37. Kf2 (37. Bd2 Qa2 38. f5 Rf6 $19 (38... Qxa4 $6 39. Bxh6 Rf7 40. c4 $15) (
38... Qxc2 $6 39. Bxh6 Qg2+ 40. Qxg2 Bxg2 41. Kxg2 gxh6 42. Kg3 $17)) 37... Bc8
(37... Qa2 38. Qd1 $19) 38. Qg2 Qxg2+ (38... Qa2 $5 39. Ke1 $19) 39. Kxg2 Bg4
40. Ba3 h5 41. a5 (41. Kg3 Re8 $19) 41... g5 (41... bxa5 $6 42. Bxc5 Rc8 43.
Bxd4 Rxc2+ 44. Kg1 $17) 42. Bc1 gxf4 43. Bxf4 bxa5 44. Bd6 Rxf1 (44... Bh3+
$142 $1 45. Kxh3 Rxf1 46. Bxc5 Rb1 $19) 45. Kxf1 a4 (45... Bd1 $5 46. Bxc5 Bxc2
$19) 46. Bxc5 $17 Bc8 (46... Bd7 47. Bxd4 Bxb5 48. c4 $17) 47. Bxa7 (47. Bxd4
a3 48. Bxa7 h4 $11) 47... a3 (47... Bd7 48. b6 Bc6 49. Bb8 $15) 48. Bxd4 $11 a2
49. Kf2 h4 50. c4 h3 (50... Kf7 51. c5 Ke6 52. Ba1 $15) 51. Kg3 (51. c5 $5 Kf7
52. c6 $14) 51... Kf7 $15 52. c5 Ke6 53. Ba1 Kd5 54. d4 Kc4 55. b6 Kb3 $4 (
55... Kd5 $142 $11) 56. c6 $18 Kc2 57. d5 Kb1 58. Bd4 a1=Q 59. Bxa1 Kxa1 60. d6
Kb2 61. b7 Bxb7 62. cxb7 Kc3 63. b8=Q (63. b8=Q Kc4 64. d7 h2 65. Qc7+ Kb4 66.
d8=Q h1=B 67. Qd4+ Kb3 68. Qcc3+ Ka2 69. Qb2#) 1-0

[Event "Wag.Intcomp"]
[Site "?"]
[Date "1996.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "van der Linden, Martin"]
[Result "1/2-1/2"]
[PlyCount "45"]
[EventDate "1996.??.??"]

1. b4 Nf6 2. Bb2 e6 3. a3 c5 4. b5 a6 5. Nc3 axb5 (5... d5 6. e3 $15) 6. Nxb5
$11 d5 7. e3 Bd7 8. c4 (8. Be5 Bxb5 9. Bxb5+ Nc6 $11) 8... Bxb5 $15 9. cxb5 Be7
10. Ne2 O-O 11. Ng3 Qb6 12. Be2 c4 13. a4 Nbd7 14. O-O Nc5 15. Bd4 Qd6 16. f4 (
16. Ra2 $15) 16... Nce4 (16... Nb3 17. Be5 Qb4 18. Bc3 $15) 17. Qc2 (17. Nxe4
$142 $5 Nxe4 18. d3 cxd3 19. Bxd3 $11) 17... Nxg3 $17 18. hxg3 Ne4 19. g4 Ng3
20. Rf2 (20. Rfe1 f6 $17) 20... Nxe2+ (20... e5 $142 $5 21. Bxe5 Qh6 $19 (21...
Nxe2+ $6 22. Rxe2 Qb6 23. g5 $11)) 21. Rxe2 $15 f6 22. Qc3 Qb4 23. Qc2 1/2-1/2

[Event "Wag.Ext.4vsASV6"]
[Site "?"]
[Date "1999.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Zandbergen, Jacob"]
[Result "0-1"]
[PlyCount "92"]
[EventDate "1999.??.??"]

1. b4 Nf6 2. Bb2 e6 3. b5 a6 4. c4 axb5 5. cxb5 c6 6. a4 Be7 7. e3 O-O 8. f4 (
8. Nf3 d5 (8... d6 $15 9. d4 (9. bxc6 Nxc6 10. Bb5 e5 11. O-O Bg4 12. h3 Bh5
$15 {-0.34/9}) (9. Be2 e5 10. O-O e4 11. Ne1 d5 12. d3 Bf5 $11 {-0.19/7}) (9.
Nc3 e5 10. Qc2 Bg4 11. Be2 Qa5 12. O-O Rc8 $11 {-0.13/8}) (9. Bc4 e5 10. bxc6
Nxc6 11. O-O Bg4 12. h3 Bh5 $15 {-0.53/9}) 9... cxb5 (9... Bd7 10. Bd3 Nd5 11.
Qd2 cxb5 12. axb5 Rxa1 $11 {0.09/10}) (9... Nd5 10. Nc3 c5 11. dxc5 dxc5 12. e4
Nf4 $11 {0.09/9}) (9... Qb6 10. Bd3 cxb5 11. axb5 Rxa1 12. Bxa1 Bd7 $11 {
0.12/10}) 10. axb5 Rxa1 11. Bxa1 Bd7 12. Nc3 Qa5 $11 {0.03/11}) (8... Ne4 9.
Be2 (9. Bd3 f5 (9... d5 10. O-O Nd7 11. Qc2 cxb5 12. Bxb5 Nd6 $11 {0.09/9}) (
9... Nc5 10. Bc2 d5 11. O-O Ne4 12. Nc3 f5 $11 {0.19/8}) 10. O-O Bf6 11. Qc2 d5
12. Bxf6 Qxf6 $11 {-0.06/8}) (9. Qc2 d5 (9... f5 10. Be2 b6 11. Nc3 Nxc3 12.
Qxc3 Bf6 $11 {0.00/10}) 10. Nc3 Nf6 11. Be2 c5 12. O-O Nbd7 $11 {-0.03/10}) (9.
Nc3 d5 (9... Bf6 10. d4 Nxc3 11. Bxc3 b6 12. Bd3 Be7 $14 {0.37/9}) (9... Nxc3
10. Bxc3 d6 11. Bd3 e5 12. O-O cxb5 $11 {0.06/8}) 10. Qc2 Nf6 11. Be2 c5 12.
O-O Nbd7 $11 {-0.03/10}) 9... d5 (9... c5 10. Qc2 d5 11. O-O Nd7 12. d3 Nef6
$11 {0.03/11}) (9... Bf6 10. d4 Qa5+ 11. Nfd2 d5 12. O-O Nxd2 $11 {0.25/8}) (
9... f6 10. O-O d5 11. d3 Nd6 12. Nc3 Qa5 $11 {0.12/9}) 10. O-O Bf6 11. d4 c5
12. Qc2 cxd4 $11 {0.00/8}) (8... b6 9. Be2 (9. Bd3 Bb7 (9... d6 10. bxc6 Nxc6
11. O-O e5 12. Bb5 Bd7 $11 {-0.13/9}) (9... d5 10. O-O c5 11. Bc2 Nbd7 12. d4
Bd6 $11 {-0.09/10}) (9... Ng4 10. O-O Bb7 11. Nc3 f5 12. Be2 cxb5 $11 {0.12/8})
(9... Nd5 10. O-O Nb4 11. Be2 Bb7 12. Nc3 Qc7 $11 {0.09/10}) 10. O-O d6 11.
bxc6 Nxc6 12. Nc3 Ne5 $11 {-0.13/10}) (9. Qc2 Bb7 10. Bd3 cxb5 11. axb5 Bxf3
12. gxf3 Rxa1 $11 {-0.22/12}) (9. Nc3 c5 (9... Qc7 10. Be2 e5 11. Qc2 cxb5 12.
Bxb5 Bb7 $11 {0.00/9}) (9... Bb7 10. Be2 Ra5 11. O-O Qc7 12. Rc1 Rc8 $11 {
-0.03/10}) (9... d6 10. bxc6 Nxc6 11. Bb5 Bb7 12. O-O d5 $11 {0.00/10}) (9...
d5 10. bxc6 Nxc6 11. Bb5 Bb7 12. O-O Qc7 $11 {-0.13/9}) (9... Ra5 10. Be2 d5
11. O-O Bb7 12. bxc6 Nxc6 $11 {-0.03/11}) 10. d4 d5 11. dxc5 Bxc5 12. Bd3 Qd6
$11 {-0.16/9}) 9... d5 (9... d6 10. Nc3 e5 11. bxc6 Nxc6 12. Rc1 Bf5 $11 {
-0.06/8}) (9... Qc7 10. O-O Bb7 11. Nc3 Rc8 12. d3 e5 $11 {0.00/9}) (9... Bb7
10. O-O Qc7 11. Qc2 Rc8 12. Rc1 Ra5 $11 {-0.03/8}) (9... Ra5 10. Qc2 Nd5 11.
O-O Bb7 12. Rc1 Qc7 $11 {0.09/9}) 10. O-O c5 11. d4 c4 12. Ba3 Bxa3 $11 {
-0.09/11}) 9. Be2 c5 10. O-O Nbd7 11. d3 b6 12. Na3 Bd6 $15 {-0.34/11}) (8. Be2
d6 9. d4 (9. Nf3 e5 10. O-O e4 11. Ne1 d5 12. d3 Bf5 $11 {-0.19/7}) (9. Nc3 e5
10. d4 Qa5 11. Nf3 e4 12. Nd2 d5 $11 {-0.19/9}) (9. Qc2 e5 (9... c5 10. Nf3 e5
11. Nc3 Re8 12. O-O Nbd7 $11 {-0.03/10}) 10. d4 e4 11. Nd2 Bf5 12. h3 d5 $15 {
-0.50/9}) 9... cxb5 (9... d5 10. Nf3 Bb4+ 11. Nbd2 cxb5 12. axb5 Rxa1 $11 {
-0.06/11}) (9... Bd7 10. Nf3 Qa5+ 11. Qd2 Rc8 12. O-O d5 $11 {-0.09/9}) (9...
Qb6 10. Nf3 cxb5 11. axb5 Rxa1 12. Bxa1 Bd7 $11 {-0.03/10}) 10. axb5 Rxa1 11.
Bxa1 Ne4 12. Bd3 Qa5+ $11 {-0.13/10}) (8. Qc2 d6 (8... d5 9. Nf3 (9. Bd3 Nbd7 (
9... h6 10. Nf3 c5 11. Be2 Nbd7 12. O-O Re8 $11 {-0.13/10}) (9... cxb5 10. axb5
Rxa1 11. Bxa1 Nbd7 12. Nf3 Bd6 $11 {-0.19/11}) (9... Kh8 10. Nf3 c5 11. O-O
Nbd7 12. Be2 Qc7 $11 {-0.06/10}) 10. bxc6 bxc6 11. Nf3 c5 12. O-O c4 $15 {
-0.31/10}) 9... c5 10. Be2 Nbd7 11. O-O Bd6 12. d4 cxd4 $11 {-0.09/8}) 9. Nf3 (
9. d4 cxb5 (9... Bd7 10. Nc3 Qa5 11. Bd3 d5 12. Nf3 Rc8 $11 {0.00/10}) 10. axb5
Rxa1 11. Bxa1 Bd7 12. Nc3 Qa5 $11 {-0.25/10}) (9. Be2 e5 (9... c5 10. Nf3 e5
11. Nc3 Bg4 12. O-O Nbd7 $11 {-0.16/9}) 10. d4 e4 11. Nd2 Bf5 12. h3 d5 $15 {
-0.50/9}) (9. e4 Qb6 (9... Bd7 10. Nf3 Qa5 11. Bc3 Qc7 12. e5 Nd5 $15 {-0.47/8}
) (9... d5 10. e5 Ne4 11. f3 Nc5 12. d4 Ncd7 $11 {-0.22/9}) (9... c5 10. Nf3
Nbd7 11. Be2 Nh5 12. O-O Nf4 $15 {-0.28/10}) (9... e5 10. Nf3 Bg4 11. d4 Bxf3
12. gxf3 exd4 $15 {-0.47/8}) (9... cxb5 10. axb5 Rxa1 11. Bxa1 Bd7 12. Nf3 Qa5
$11 {-0.19/10}) 10. Nf3 e5 11. d4 d5 12. dxe5 Nxe4 $15 {-0.59/7}) (9. f4 Nd5 (
9... d5 10. Nf3 c5 11. Be2 Qb6 12. O-O Nbd7 $11 {-0.13/10}) (9... c5 10. Nf3 d5
11. Be2 Qb6 12. O-O Nbd7 $11 {-0.13/10}) (9... cxb5 10. axb5 Rxa1 11. Bxa1 Nbd7
12. Nf3 b6 $11 {-0.13/10}) 10. Nf3 c5 11. Be2 Nb4 12. Qb3 Nd7 $11 {-0.19/8}) (
9. Nc3 Qa5 (9... e5 10. Nf3 Bg4 11. Be2 Qc7 12. O-O Rc8 $11 {-0.09/8}) (9... c5
10. Nf3 d5 11. Be2 Qa5 12. O-O Nbd7 $11 {-0.13/10}) 10. Nf3 d5 11. e4 dxe4 12.
Nxe4 Nd5 $11 {-0.22/8}) (9. Bd3 c5 (9... e5 10. Ne2 Nbd7 11. bxc6 bxc6 12. Bf5
Qb6 $11 {-0.16/8}) (9... cxb5 10. axb5 Rxa1 11. Bxa1 e5 12. Ne2 Nbd7 $11 {
-0.19/10}) (9... Qc7 10. f4 Nbd7 11. Nf3 Nc5 12. Be2 cxb5 $11 {-0.09/7}) 10.
Nf3 d5 11. O-O Nbd7 12. Be2 Re8 $11 {-0.19/10}) 9... e5 (9... c5 10. Be2 e5 11.
Nc3 Nbd7 12. e4 Qe8 $11 {0.03/11}) 10. Nc3 Qa5 11. Be2 Bg4 12. O-O Rc8 $11 {
-0.13/8}) (8. Bd3 d5 (8... d6 9. Ne2 (9. Nf3 e5 (9... c5 10. O-O Nbd7 11. Qc2
d5 12. Be2 Bd6 $11 {-0.16/10}) 10. Nc3 Qa5 11. O-O Nbd7 12. Be2 d5 $11 {-0.22/9
}) (9. Nc3 c5 (9... Nbd7 10. Nf3 e5 11. O-O Qa5 12. Qc2 d5 $11 {-0.13/9}) (9...
Re8 10. Nf3 e5 11. O-O Bg4 12. h3 Bh5 $11 {-0.06/9}) (9... Qb6 10. Nf3 e5 11.
O-O Bg4 12. h3 Bh5 $11 {-0.16/8}) (9... Qa5 10. Nf3 e5 11. O-O Bg4 12. h3 Bh5
$11 {-0.22/8}) (9... Ra5 10. Nf3 e5 11. Bc2 Bg4 12. d4 Nbd7 $11 {-0.25/7}) (
9... e5 10. Nf3 Bg4 11. h3 Bh5 12. g4 Bg6 $11 {-0.03/10}) 10. Nf3 d5 11. Bb1
Nbd7 12. Qc2 Re8 $15 {-0.38/10}) (9. Qc2 cxb5 (9... e5 10. Ne2 Nbd7 11. bxc6
bxc6 12. Bf5 Qb6 $11 {-0.16/8}) 10. axb5 Rxa1 11. Bxa1 e5 12. Ne2 Nbd7 $11 {
-0.19/10}) 9... e5 (9... Re8 10. O-O e5 11. Qc2 Bf8 12. Bf5 Bd7 $11 {-0.19/8})
10. Qc2 Nbd7 11. bxc6 bxc6 12. Bf5 c5 $11 {-0.19/8}) 9. Qc2 (9. Nf3 c5 10. O-O
Nbd7 11. Qc2 Bd6 12. Be2 e5 $15 {-0.41/10}) 9... Nbd7 (9... h6 10. Nf3 c5 11.
Be2 Nbd7 12. O-O Bd6 $11 {-0.06/10}) (9... cxb5 10. axb5 Rxa1 11. Bxa1 Nbd7 12.
Nf3 Bd6 $11 {-0.19/11}) 10. bxc6 bxc6 11. Nf3 c5 12. O-O c4 $15 {-0.31/10})
8... b6 (8... d5 9. Nf3 (9. Be2 Ne4 (9... c5 10. Nf3 c4 11. O-O Nbd7 12. Qc2
Nc5 $11 {-0.19/9}) 10. Nf3 Bh4+ 11. g3 Bf6 12. Ne5 Be7 $15 {-0.44/8}) (9. Bd3
c5 (9... Nbd7 10. Nf3 c5 11. O-O Qb6 12. Bc2 c4 $11 {-0.13/10}) (9... cxb5 10.
axb5 Rxa1 11. Bxa1 Nbd7 12. Nf3 Nc5 $11 {-0.16/11}) (9... Ne4 10. Qc2 Bh4+ 11.
g3 Bf6 12. bxc6 Nxc6 $11 {-0.13/9}) (9... Re8 10. Nf3 c5 11. O-O Nbd7 12. Ne5
c4 $11 {-0.06/9}) 10. Nf3 Nbd7 11. O-O c4 12. Be2 Nc5 $15 {-0.44/9}) 9... Ne4 (
9... c5 10. Be2 c4 11. d3 Bb4+ 12. Bc3 Qa5 $11 {-0.06/8}) (9... Bd7 10. Be2 Qb6
11. O-O Ne4 12. Bd4 c5 $11 {-0.16/10}) 10. Nc3 Bh4+ 11. g3 Bf6 12. Ne5 Nxc3 $15
{-0.31/8}) (8... d6 9. Nf3 (9. Qc2 Nd5 (9... d5 10. Nf3 c5 11. Be2 Nbd7 12. O-O
Qb6 $11 {-0.13/10}) (9... c5 10. Nf3 d5 11. Be2 Nbd7 12. O-O Qb6 $11 {-0.06/10}
) (9... cxb5 10. axb5 Rxa1 11. Bxa1 Nbd7 12. Nf3 b6 $11 {-0.13/10}) (9... Nfd7
10. Nf3 Bh4+ 11. Nxh4 Qxh4+ 12. g3 Qh5 $11 {0.00/8}) 10. Nf3 Qa5 11. Nc3 Nb4
12. Qd1 Nd7 $15 {-0.34/9}) (9. Be2 Ne4 10. Qc2 Bh4+ 11. g3 Bf6 12. Nf3 Bxb2 $15
{-0.34/8}) (9. Qf3 Nfd7 (9... c5 10. Nh3 Nbd7 11. Be2 d5 12. O-O Qb6 $15 {
-0.34/10}) (9... Qb6 10. Bd3 Nbd7 11. Bd4 Nc5 12. Be2 Bd7 $17 {-0.81/8}) (9...
Bd7 10. Nc3 Qb6 11. Bd3 Rc8 12. Nge2 Ra5 $11 {-0.16/8}) (9... Re8 10. Nh3 Nd5
11. Nc3 Nb4 12. Rc1 Nd7 $15 {-0.41/7}) (9... d5 10. Be2 Ne4 11. Bd3 Bh4+ 12. g3
Bf6 $17 {-0.72/8}) (9... Qc7 10. Nc3 e5 11. Nge2 Bg4 12. Qg3 Nbd7 $15 {-0.59/8}
) 10. Nh3 Nc5 11. bxc6 Qb6 12. Ba3 Nxc6 $17 {-1.13/7}) 9... c5 (9... Nd5 10.
Nc3 Bf6 11. Be2 Nd7 12. O-O Nc5 $11 {-0.06/8}) (9... d5 10. Be2 c5 11. O-O Nbd7
12. d3 Bd6 $11 {-0.06/10}) (9... Ne4 10. Bd3 Nc5 11. Bc2 Bh4+ 12. Nxh4 Qxh4+
$11 {0.06/9}) (9... Ng4 10. Bd3 Bh4+ 11. Nxh4 Qxh4+ 12. g3 Qh5 $14 {0.34/9})
10. Be2 d5 11. O-O Nbd7 12. d3 Ng4 $11 {-0.13/9}) (8... Ne4 9. Qc2 (9. Nf3 d5 (
9... Bh4+ 10. g3 Be7 11. Bg2 cxb5 12. axb5 Rxa1 $11 {-0.22/10}) 10. Nc3 Bh4+
11. g3 Bf6 12. Ne5 Nxc3 $15 {-0.31/8}) (9. Bd3 f5 (9... d5 10. Qc2 Bh4+ 11. g3
Bf6 12. bxc6 Nxc6 $11 {-0.13/9}) (9... Nc5 10. Bc2 d5 11. Nf3 cxb5 12. axb5
Rxa1 $11 {0.06/9}) 10. Ne2 Bh4+ 11. g3 Be7 12. O-O Nc5 $15 {-0.38/8}) (9. Qg4
Bh4+ (9... Bf6 10. Bxf6 Qxf6 11. Ra2 Qe7 12. Bd3 Nc5 $15 {-0.66/8}) 10. g3 Bf6
11. Nc3 Nxc3 12. Bxc3 Bxc3 $17 {-0.78/10}) 9... Bf6 (9... d5 10. Nc3 cxb5 11.
Nxe4 dxe4 12. Bxb5 Qd5 $11 {-0.13/8}) (9... f5 10. Nf3 b6 11. Be2 Bh4+ 12. g3
Bf6 $11 {-0.22/9}) 10. d4 d5 11. Nc3 Nxc3 12. Bxc3 Bh4+ $15 {-0.28/9}) (8... c5
9. Nf3 (9. Be2 d5 (9... Ne4 10. Nf3 Bh4+ 11. g3 Bf6 12. Qc2 Bxb2 $11 {-0.22/9})
(9... Qb6 10. Nf3 d5 11. O-O Nbd7 12. Bc3 Ne4 $11 {-0.22/10}) 10. Nf3 c4 11.
O-O Nbd7 12. d3 cxd3 $11 {-0.25/9}) 9... Qb6 (9... d5 10. Be2 c4 11. d3 Bb4+
12. Bc3 Qa5 $11 {-0.06/8}) (9... Ne4 10. Qc2 d5 11. Bd3 Nf6 12. O-O Nbd7 $11 {
-0.09/9}) 10. Be2 d5 11. O-O Nc6 12. Na3 Na5 $11 {-0.16/10}) 9. Nf3 (9. Qc2 Nd5
(9... Bb7 10. Nf3 Nd5 11. Bd3 f5 12. O-O Bc5 $11 {-0.19/8}) (9... h6 10. Nf3
Bb7 11. Be2 Qc7 12. O-O Rc8 $11 {-0.03/9}) (9... c5 10. Nf3 Nd5 11. Be2 Nb4 12.
Qc1 d5 $11 {-0.22/10}) 10. Bd3 f5 11. Nf3 Bf6 12. Bxf6 Qxf6 $11 {-0.25/8}) (9.
Bd3 c5 (9... Nd5 10. Nf3 Bh4+ 11. Nxh4 Qxh4+ 12. g3 Qe7 $11 {-0.09/9}) (9...
Bb7 10. Nf3 d5 11. O-O c5 12. f5 Ne4 $11 {-0.13/9}) 10. Nf3 d5 11. Bc2 Bb7 12.
O-O Ne4 $11 {-0.16/9}) (9. Nc3 d5 (9... Bb7 10. Nf3 c5 11. Be2 d5 12. d4 Nbd7
$11 {-0.25/9}) (9... Re8 10. Nf3 c5 11. Bd3 d5 12. O-O Bb7 $11 {-0.25/9}) (9...
c5 10. Nf3 Bb7 11. Bd3 d5 12. O-O Nbd7 $15 {-0.28/9}) (9... Qc7 10. Nf3 Bb7 11.
Be2 d6 12. O-O Rc8 $11 {0.00/10}) (9... h6 10. Nf3 d5 11. Bd3 d4 12. Ne2 dxe3
$11 {-0.22/8}) 10. Nf3 c5 11. Bd3 Bb7 12. O-O Nbd7 $15 {-0.31/9}) (9. Be2 Ne4 (
9... Qc7 10. Nf3 Bb7 11. O-O Rc8 12. Nc3 d5 $11 {-0.09/9}) (9... Nd5 10. Nf3
Bf6 11. Nc3 Bb7 12. O-O c5 $11 {-0.06/8}) (9... Bb7 10. Nf3 Ra5 11. Bc3 Ra7 12.
O-O Qc7 $11 {-0.19/8}) (9... d5 10. Nf3 Bb7 11. O-O c5 12. d3 Nbd7 $11 {-0.19/9
}) (9... c5 10. Nf3 Bb7 11. O-O d5 12. d3 Nbd7 $11 {-0.22/9}) (9... Ra5 10. Nf3
Bb7 11. O-O Qc7 12. Na3 d5 $11 {-0.06/8}) 10. Qc2 f5 11. Nf3 Bh4+ 12. g3 Bf6
$11 {-0.22/9}) 9... h6 (9... Bb7 10. Bd3 $15 d5 11. O-O c5 12. f5 Ne4 $11 {
-0.13/9}) (9... Nd5 10. Be2 Bb7 11. O-O Bc5 12. Rf2 Qc7 $11 {-0.19/8}) (9... d5
10. Be2 Bb7 11. O-O c5 12. d3 Nbd7 $11 {-0.19/9}) (9... Ne4 10. Bd3 d5 11. O-O
Bb7 12. Qc2 c5 $11 {-0.09/8}) (9... c5 10. Be2 Bb7 11. O-O d5 12. d3 Nbd7 $11 {
-0.19/9}) 10. Be2 $11 Bb7 11. Nc3 (11. O-O Qc7 12. Nc3 Rc8 $11 {-0.03/9}) 11...
c5 (11... d5 12. bxc6 Nxc6 $11 {-0.06/11}) 12. O-O d6 (12... d5 $11 {-0.09/9})
13. Qc2 Nbd7 14. Rac1 d5 15. d4 cxd4 16. exd4 Rc8 (16... Qb8 17. f5 $11) 17.
Qb3 Bd6 18. Ne5 Ne8 (18... Qe7 19. Bd3 $11) 19. Na2 Ndf6 20. Qd3 (20. Rxc8 Qxc8
21. Nc3 Nc7 $14) 20... Ne4 $11 21. Nc3 f5 (21... Ra8 22. Qd1 $11) 22. Nxe4 fxe4
23. Qh3 Rf6 24. Bg4 Qe7 25. f5 (25. Rxc8 Bxc8 26. Qc3 Bb7 $14) 25... Rxc1 $11
26. Bxc1 exf5 27. Rxf5 Bc8 28. Nc6 (28. Rxf6 Bxg4 29. Qxg4 Nxf6 (29... Qxf6
$143 30. Qc8 Qe7 31. Qa8 $16) 30. Qc8+ Qe8 $11) 28... Qc7 29. Rxd5 $4 (29. Rxf6
$142 Bxg4 30. Qxg4 Bxh2+ 31. Kh1 Nxf6 32. Qe6+ Kh8 33. Bxh6 $11) 29... Qf7 (
29... Bxg4 $142 30. Rxd6 Bxh3 31. Rxf6 Nxf6 32. gxh3 $19) 30. g3 Bxg4 (30...
Qxd5 31. Bxc8 Qc4 32. Bd2 $19) 31. Qxg4 Qxd5 32. Bf4 (32. Qe2 Qb3 $19) 32...
Qf7 (32... Qb3 33. Qd7 Qd1+ 34. Kf2 $19) 33. Ne5 Bxe5 34. dxe5 Rg6 35. Qc8 Kf8
36. Bd2 (36. Kf1 $19) 36... Qe7 (36... Qd5 37. Bf4 $19) 37. Bb4 $4 (37. Qf5+
$142 Nf6 38. Qxg6 Qxe5 39. Be3 Qa1+ 40. Kf2 Qxa4 41. Qf5 Qa2+ 42. Ke1 Qb1+ 43.
Ke2 Qd3+ 44. Kf2 $17) 37... Qxb4 $19 38. Qf5+ Rf6 $1 39. exf6 (39. exf6 Qd4+)
39... Nxf6 (39... Qxa4 40. fxg7+ Kxg7 41. Qd7+ Kf8 42. Qf5+ Ke7 43. Qe5+ Kd7
44. Qf5+ Kd6 45. Qf8+ Kd5 46. Qxe8 Qd4+ 47. Kg2 $17) 40. Qc8+ (40. Qf2 Qd6 $19
(40... Qxa4 $143 41. Qxb6 Qd1+ 42. Kg2 $19)) 40... Ke7 41. Qc7+ (41. Qc6 e3 42.
Qf3 Qd4 $19) 41... Nd7 42. Qc2 Qc5+ 43. Qf2 Qxf2+ (43... Qc3 44. Qa2 $19) 44.
Kxf2 Nc5 45. a5 (45. Ke3 $19) 45... bxa5 46. Ke3 a4 0-1

[Event "blitz"]
[Site "?"]
[Date "1996.??.??"]
[Round "?"]
[White "Plock, Joerg"]
[Black "Otte, Marco"]
[Result "1-0"]
[PlyCount "83"]
[EventDate "1996.??.??"]

1. b4 {A00: Irregular Openings} Nf6 2. Bb2 e6 3. b5 c6 4. c4 Bc5 5. d4 (5. a3
Ng4 6. d4 Qf6 7. Nf3 O-O 8. h3 Nh6 9. Qc2 Be7 10. d5 cxd5 11. Bxf6 {
1-0 cogit-prof/kurnik 2012}) (5. a4 O-O 6. d4 Bb4+ 7. Nc3 a5 8. Nf3 d6 9. Nd2
Re8 10. g3 d5 11. c5 b6 12. Bg2 Bb7 13. Na2 bxc5 14. Nxb4 cxb4 15. O-O Qb6 16.
bxc6 Nxc6 17. Nb3 Rac8 18. Nc5 Rc7 19. Nxb7 Qxb7 {
rcm06 (2170)-deeppurple (1745)/gameknot.com 2018/0-1 (31)}) 5... Bb4+ $146 (
5... Be7 6. a4 Bb4+ 7. Bc3 Bxc3+ 8. Nxc3 O-O 9. e4 cxb5 10. axb5 d5 11. e5 Ne8
12. c5 f6 13. f4 fxe5 14. fxe5 Qh4+ 15. g3 Qh6 16. Qe2 Bd7 17. Nh3 a6 18. bxa6
Nxa6 19. Nf4 Nec7 20. Bg2 {
bluepiramid2 (1715)-slavisa (1640)/kurnik 2011/1-0 (33)}) 6. Nd2 (6. Bc3 a5 $11
) 6... d5 $15 7. e3 (7. cxd5 Qxd5 (7... Nxd5 $6 8. e4 Nf6 9. Bd3 $14) 8. Qb3
Ba5 $15) 7... O-O (7... Ne4 8. Ngf3 Qf6 9. Bc1 $15) 8. a3 (8. Ngf3 a6 $11) 8...
Bxd2+ 9. Qxd2 Ne4 10. Qc2 (10. Qb4 a5 11. Qa4 Nd7 $15) 10... Qa5+ (10... cxb5
11. c5 $15) 11. Ke2 (11. Kd1 cxb5 12. f3 Nd6 $15) 11... cxb5 12. f3 (12. c5 Qc7
$15) 12... Nd6 13. Bc3 (13. c5 Nc4 14. Kf2 $17) 13... Qa4 (13... Qc7 $142 14.
cxd5 exd5 $17) 14. Qd2 $2 (14. Qxa4 $142 bxa4 15. c5 $11) 14... Nxc4 $19 15.
Qa2 (15. Qd3 Nc6 16. Kf2 Bd7 $19) 15... Nc6 (15... e5 $142 16. dxe5 Nc6 $19)
16. Nh3 $2 (16. Kf2 Bd7 $19) 16... Qa6 (16... e5 $142 17. dxe5 Bxh3 18. gxh3
Nxe3 $19) 17. Kf2 Nd6 (17... e5 $142 $5 18. dxe5 Bxh3 19. Bxc4 dxc4 (19... bxc4
$6 20. gxh3 b5 21. Rhg1 $17) 20. gxh3 Rad8 $19) 18. Bd3 (18. a4 Nc4 19. axb5
Qxb5 20. Rb1 $15) 18... h6 (18... f5 19. Nf4 g5 $17) 19. g4 $4 (19. a4 Qb6 20.
axb5 Nxb5 $11) 19... f6 $4 (19... Nc4 20. Nf4 $19) 20. Nf4 (20. a4 Qb6 21. axb5
Nxb5 $11) 20... Ne7 (20... Nc4 21. Rhb1 $17) 21. Rag1 $2 (21. a4 $5 g5 22. Nh5
$15) 21... Qc6 (21... Bd7 22. Bb4 $17) 22. Rc1 (22. Bb4 Re8 $17) 22... Qe8 (
22... Nc4 23. Bb4 Rf7 24. a4 $17) 23. Bb1 (23. Bb4 Qd7 $15) 23... f5 (23... Bd7
$142 $17) 24. Qb2 $4 (24. Bb4 $142 Nc4 25. gxf5 Rxf5 26. a4 bxa4 27. Bxe7 Rxf4
28. exf4 Qxe7 29. Rxc4 dxc4 30. Qxa4 $19) 24... a5 (24... Nc4 $5 25. Qe2 g5 26.
Ng2 fxg4 27. f4 $19) 25. h4 (25. h3 Nc4 26. Qe2 Nxa3 $19) 25... Nc4 26. Qa2 (
26. Qe2 fxg4 27. fxg4 Nxa3 28. Bd3 $19) 26... a4 $4 (26... fxg4 $142 $5 27.
fxg4 e5 28. dxe5 Bxg4 29. Rhf1 $19) 27. Bb4 $2 (27. g5 $142 $5 $15) 27... Rf7 (
27... fxg4 28. fxg4 e5 29. dxe5 Bxg4 30. Rhg1 $19) 28. g5 hxg5 $4 (28... Nc6
$142 29. Bd2 Qe7 $19) 29. hxg5 $18 g6 30. Rh6 Rh7 $4 (30... Rg7 $142 31. Rch1
Kf7 $18) 31. Rch1 Rxh6 32. Rxh6 (32. gxh6 $143 Kh7 33. Bd3 Nc6 $15) 32... Kg7
$4 (32... e5 33. Ke1 exf4 $18) 33. Kg1 e5 (33... Nxe3 34. Qh2 Qf8 35. Rh7+ Kg8
36. Rh8+ Kf7 37. Rxf8+ Kxf8 38. Qh7 e5 39. Nxg6+ Ke8 40. Qxe7#) 34. Bxe7 (34.
Qh2 Qg8 (34... exf4 $4 35. Rh7+ Kg8 36. Qh6 Qf8 37. Rh8+ Kf7 38. Qxf8+ Ke6 39.
Qxe7#) 35. Bxe7 Kf7 36. Rh7+ Ke8 $18) 34... Qxe7 (34... exf4 35. Qh2 Qxe7 (
35... fxe3 $4 36. Rh7+ Kg8 37. Qh6 Qxe7 38. Rxe7 Nxa3 39. Qg7#) 36. Rh7+ Kf8
37. Qh6+ Ke8 38. Qxg6+ Kd8 39. Rxe7 Kxe7 40. Qf6+ Kd7 41. Bxf5+ Kc7 42. Qe7+
Kb6 43. Qc5+ Ka6 44. Bxc8 Nb6 $18) 35. Rxg6+ Kf7 36. Rf6+ (36. Qh2 $142 exf4
37. Qh7+ Ke8 38. Rg8+ Kd7 39. Bxf5+ Kd6 40. Rg6+ Be6 41. Rxe6+ Qxe6 42. Bxe6
Kxe6 43. exf4 $18) 36... Ke8 (36... Qxf6 $142 37. gxf6 exf4 $16) 37. Ng6 $18
Qxa3 (37... Qg7 38. Qh2 Kd8 39. Qh6 $18) 38. Rf8+ Kd7 (38... Qxf8 39. Nxf8 Kxf8
$18) 39. Bxf5+ (39. Nxe5+ $6 Ke7 40. Ng6+ Kd6 41. Qh2+ Kc6 42. Rf6+ Nd6 $18)
39... Kc6 $4 (39... Kc7 40. Qxa3 Nxa3 41. Bxc8 Nc4 (41... Rxc8 $4 42. Rxc8+ (
42. dxe5 Nc4 43. Rxc8+ Kxc8 44. Ne7+ Kd8 45. Nxd5 a3 $19 (45... Nxe5 46. g6
Nxg6 47. Kf2 $19)) 42... Kxc8 43. Nxe5 $18) 42. Rf7+ Kb6 43. Rxb7+ Ka5 $14) 40.
Qxa3 $18 Nxa3 41. Rxc8+ Rxc8 42. Ne7+ (42. Ne7+ Kc7 43. Bxc8 $18) 1-0

[Event "Wag.Intcomp Wageningen"]
[Site "?"]
[Date "2001.??.??"]
[Round "?"]
[White "Naayer, Martijn"]
[Black "Otte, Marco"]
[Result "1/2-1/2"]
[PlyCount "59"]
[EventDate "2001.??.??"]

1. b4 f5 2. Bb2 e6 3. e3 Nf6 4. b5 Be7 5. Nf3 O-O 6. Bc4 d5 7. Bb3 Bd7 8. a4
Be8 9. c4 Ne4 10. cxd5 exd5 11. O-O Bh5 12. Qc2 Bxf3 13. gxf3 Ng5 14. Qd1 Bf6
15. Nc3 c6 16. h4 (16. d4 $142 $5 $11) 16... Ne6 $17 17. f4 Nc5 18. Bc2 d4 19.
exd4 Bxd4 20. Qh5 g6 21. Qf3 (21. Qe2 Re8 22. Qc4+ Kh8 $11) 21... Qxh4 22. Rae1
Nbd7 23. bxc6 bxc6 24. Qxc6 Qg3+ (24... Nf6 $5 $17) 25. Qg2 $15 Qxg2+ (25...
Qxf4 $2 26. Ne2 Bxf2+ 27. Rxf2 $18) 26. Kxg2 Rfe8 27. Ba3 a6 28. Nd5 Kf7 29.
Nc7 Rxe1 30. Rxe1 1/2-1/2

[Event "Wag.Intcomp Wageningen"]
[Site "?"]
[Date "1999.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "van de Waerdt, Cees"]
[Result "1/2-1/2"]
[PlyCount "59"]
[EventDate "1999.??.??"]

1. b4 f5 2. e3 Nf6 3. Bb2 e6 4. b5 Be7 5. Nf3 O-O 6. Be2 d6 7. c4 Qe8 8. Nc3
Qg6 9. Qc2 (9. O-O e5 $11) 9... Ne4 (9... Qxg2 10. Rg1 Qh3 11. d4 $15) 10. g3 (
10. O-O Nd7 $11) 10... Nd7 11. d3 Nxc3 12. Bxc3 Nc5 13. h4 e5 14. Ng5 h6 15. d4
exd4 16. exd4 Bd7 (16... Ne4 $142 $5 17. Nh3 a6 $11) 17. dxc5 $14 hxg5 18. cxd6
Qxd6 19. hxg5 Bxg5 20. f4 Bh6 (20... Bf6 21. Rd1 Qe7 22. Bxf6 Rxf6 23. c5 $14)
21. Be5 Qe7 22. Kf2 (22. Rd1 $142 $16) 22... Qc5+ $15 23. Kg2 Bxb5 24. Qc3 (24.
cxb5 Qxc2) 24... Bc6+ 25. Bf3 Rad8 26. Rad1 Bxf3+ 27. Kxf3 Qc6+ 28. Kf2 Qe4 (
28... Rfe8 29. c5 $17) 29. c5 (29. Bxc7 Rc8 30. Rhe1 Qc6 $11) 29... Rxd1 30.
Rxd1 1/2-1/2

[Event "Wag.Intcomp"]
[Site "?"]
[Date "1997.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Korf, Alexander"]
[Result "0-1"]
[PlyCount "111"]
[EventDate "1997.??.??"]

1. b4 Nf6 2. Bb2 g6 3. e3 Bg7 4. Ne2 O-O 5. Ng3 d5 6. c4 c6 7. Nc3 e5 8. Na4 (
8. cxd5 cxd5 9. Be2 d4 $15) 8... Qe7 9. a3 (9. cxd5 Nxd5 10. a3 Rd8 $15) 9...
d4 (9... dxc4 $142 $5 10. Nc5 b6 $17) 10. e4 b6 11. Be2 h5 12. Bf3 h4 13. Ne2
g5 14. h3 Be6 15. d3 Nbd7 16. Bc1 Nh7 17. g3 f5 (17... b5 $142 $5 18. Nb2 a5
19. bxa5 Rxa5 20. cxb5 cxb5 21. gxh4 gxh4 $15) 18. exf5 $16 Bxf5 19. Bxc6 Rac8
20. Bd5+ Be6 21. Be4 Nhf6 (21... Qf7 22. f4 $14) 22. f3 (22. Bxg5 $142 $5 Qf7
23. Bb7 $16) 22... Nxe4 $11 23. fxe4 Qf6 24. g4 (24. Kd2 hxg3 25. Qg1 b5 26.
cxb5 Qf3 27. Nxg3 Qf4+ 28. Ke2 Rc2+ 29. Kd1 Bb3 30. Bxf4 Ra2+ 31. Kc1 Rxa1+ 32.
Kb2 Rxg1 33. Rxg1 Bxa4 (33... gxf4 $143 34. Nh5 Bxa4 35. Rxg7+ Kh8 36. Rxd7 $14
) (33... exf4 $143 34. Kxb3 fxg3 35. Rxg3 $16) 34. Bxg5 Rf2+ 35. Ka1 Kh7 $17)
24... Qf2+ (24... Qf3 25. Kd2 $17) 25. Kd2 $15 Rf7 26. Qg1 Qf6 27. c5 $2 (27.
b5 $142 $11) 27... Bb3 $19 28. Nb2 bxc5 29. b5 Qb6 30. Nc4 (30. Ke1 Qxb5 31.
Qg2 $19) 30... Bxc4 31. dxc4 Qa5+ 32. Kd1 Qa4+ 33. Ke1 Qxc4 34. a4 (34. Bd2 $19
) 34... d3 35. Rh2 (35. Bd2 dxe2 36. Qg2 $19) 35... dxe2 36. Rf2 Qc3+ 37. Kxe2
Rxf2+ 38. Qxf2 Qxa1 39. Qf5 (39. Bxg5 Rf8 40. Qg2 Qa2+ 41. Bd2 c4 $19) 39...
Rf8 40. Qe6+ Kh8 41. Qc4 Qd4 (41... Nb6 $142 $5 42. Qc2 Nxa4 43. Qd2 $19) 42.
Qxd4 exd4 43. a5 (43. Bxg5 c4 44. Bxh4 d3+ 45. Ke3 Bd4+ 46. Kxd4 d2 47. Bf6+
Rxf6 48. g5 d1=Q+ 49. Kxc4 Nb6+ 50. Kc3 Rf3+ 51. Kb2 Nc4+ 52. Ka2 Rf2#) 43...
c4 44. Ba3 (44. Bxg5 d3+ 45. Ke3 Ne5 $19) 44... d3+ 45. Kd1 Be5 (45... Rf1+
$142 46. Kd2 Rf2+ 47. Ke1 d2+ 48. Kxf2 $19) 46. Bxf8 Nxf8 47. b6 axb6 48. a6
Bb8 (48... Bf4 49. Ke1 c3 50. Kf1 c2 51. Kf2 c1=Q 52. a7 Qb2+ 53. Kf1 Bh2 54.
a8=Q Qe2#) 49. e5 Ne6 50. Kd2 Kg7 51. Kc3 Nf4 (51... Bxe5+ 52. Kxc4 d2 53. Kb4
d1=Q 54. a7 Nd4 55. Kc3 Qc2+ 56. Kb4 Qb3#) 52. Kd2 Nxh3 (52... Bxe5 $142 53.
Ke3 c3 54. a7 $19) 53. e6 Kf6 (53... Bf4+ $142 54. Kc3 d2 55. Kxc4 $19) 54. e7
Kxe7 55. Ke3 b5 56. Kd2 0-1

[Event "Gent BEL"]
[Site "?"]
[Date "2014.??.??"]
[Round "?"]
[White "Otte, Marco"]
[Black "Ernst, Thomas"]
[Result "0-1"]
[BlackElo "2360"]
[PlyCount "64"]
[EventDate "2014.??.??"]

1. b4 Nf6 $15 2. e3 g6 (2... e6 3. a3 $15) 3. Bb2 Bg7 4. c4 d6 5. Nf3 O-O 6.
Nc3 e5 7. Qc2 b6 (7... a5 8. b5 $15) 8. d4 (8. Be2 $5 $11) 8... exd4 $15 9.
Nxd4 Bb7 10. Nf3 Bxf3 (10... Re8 11. b5 $15) 11. gxf3 $11 Nc6 12. a3 (12. b5
Na5 $11) 12... a5 (12... Qd7 13. f4 $11) 13. b5 Ne5 14. f4 (14. Be2 Ned7 $11)
14... Nf3+ $15 15. Ke2 Nh4 16. Bh3 Re8 17. Rad1 Nd7 (17... Re7 18. Rhg1 $11)
18. Rhg1 f5 19. Nd5 Bxb2 20. Qxb2 Kf7 21. Rg5 Nf6 22. Qd2 (22. Rg3 $142 $5 $11)
22... Ne4 $17 23. Qd4 $2 (23. Qd3 $142 Nxg5 24. fxg5 $17) 23... Nxg5 $19 24.
fxg5 Re4 (24... Qxg5 $6 25. Nxc7 Qh5+ 26. Kf1 $15) 25. Qd3 Qxg5 26. Nxc7 Qh5+
27. Kf1 Rd8 28. Qd5+ Kg7 (28... Kf6 $142 $5 29. Bg2 Rxc4 30. Re1 $19) 29. Rd4
Re5 (29... Kh6 $142 30. Rxe4 fxe4 31. Qxh5+ gxh5 $19) 30. Ne6+ $4 (30. Qb7 Kh6
31. Nd5 Rxd5 32. Qxd5 $19 (32. cxd5 $4 Nf3 33. Rf4 Qxh3+ 34. Ke2 Ng1+ 35. Kd2
Qh5 $19)) 30... Kh6 (30... Kg8 $5 31. Bg2 Nxg2 32. Qxg2 Rxe6 33. Qd5 Qh3+ 34.
Kg1 $19) 31. Nxd8 Rxd5 32. cxd5 (32. Rxd5 Qf3 33. Nf7+ Kh5 34. Bxf5 gxf5 35.
Nxd6 $19) 32... Nf3 (32... Nf3 33. Rd3 Qxh3+ 34. Ke2 Ng5 $19) 0-1

[Event "Berliner Sommer"]
[Site "?"]
[Date "1995.??.??"]
[Round "?"]
[White "Koerner, Helmut"]
[Black "Otte, Marco"]
[Result "1/2-1/2"]
[WhiteElo "1845"]
[BlackElo "2065"]
[PlyCount "151"]
[EventDate "1995.??.??"]

1. b4 d5 2. Bb2 Nf6 3. e3 g6 4. Nf3 Bg7 5. c4 c6 6. Qb3 O-O (6... Bg4 7. Ne5
Bf5 8. Be2 $11) 7. cxd5 (7. Bxf6 Bxf6 8. d4 a5 $11) 7... cxd5 8. Be2 Na6 (8...
a5 9. O-O $11) 9. O-O b6 (9... Bg4 10. Bxa6 Bxf3 11. Bxb7 $11) 10. Nc3 (10. Be5
Nb8 $14) 10... Nc7 11. Rfc1 (11. Rac1 Bg4 $14) 11... Bb7 (11... Bg4 12. Rc2 $14
) 12. a4 (12. Rc2 Bc8 $14) 12... Nfe8 (12... Qd6 13. Na2 Rac8 14. Be5 $16) 13.
Nb5 (13. d4 Nf6 $16) 13... Ne6 (13... Bxb2 14. Qxb2 Nxb5 15. axb5 $14) 14. Bxg7
$16 N8xg7 15. Ne5 (15. d4 $5 $16) 15... a6 $14 16. Nd4 (16. Na3 d4 $14) 16...
Nxd4 $11 17. exd4 Qd6 18. a5 Ne6 19. Qb2 (19. Qe3 Rac8 $11) 19... Rfb8 (19...
Nf4 20. Bf1 $11) 20. Nd3 (20. Bg4 bxa5 21. Bxe6 Qxe6 22. Rxa5 Rc8 $14) 20...
Bc6 21. axb6 {The passed pawn on b6 will quickly become a dangerous weapon} (
21. Bf3 Bb5 22. Ne5 f6 $15) 21... Bb5 (21... Rxb6 22. Bg4 Nf4 23. Nxf4 Qxf4 $15
) 22. Bf1 (22. b7 Ra7 23. Rc8+ Kg7 24. Rxb8 Qxb8 25. Qc3 Rxb7 26. Bg4 Bxd3 27.
Qxd3 $17) 22... Bxd3 (22... Rxb6 23. Nc5 $17) 23. Bxd3 Rxb6 24. Ra4 Rab8 {
The pressure on the isolated pawn grows} (24... Qf4 $17) 25. Qa1 {
Increasing the pressure on the isolated pawn on a6} (25. Rb1 $5 $15) 25... Qf4
(25... Rxb4 26. Rxa6 Qf4 27. Ra8 $17) 26. Bxa6 Rxb4 27. Rc8+ (27. Rxb4 Rxb4 28.
Rc8+ Kg7 $19) 27... Kg7 (27... Rxc8 28. Rxb4 Rc2 29. Rb2 Qxd4 30. Rb8+ Kg7 31.
Qf1 $19) 28. Rxb8 (28. Rxb4 Rxb4 29. Qe1 Rb2 $19) 28... Rxb8 29. Qc3 (29. d3
Qd2 30. Ra2 Qc3 $19) 29... Rb1+ 30. Bf1 Rd1 (30... Qe4 $5 31. Ra1 Rxa1 32. Qxa1
Nxd4 33. f3 $19) 31. Qe3 $17 Rxd2 32. g3 Qh6 (32... Qxe3 $142 33. fxe3 Ng5 $17)
33. Qe5+ $14 Kg8 34. Ra8+ Nf8 35. Qxd5 Qg7 36. Qe5 (36. Qd8 Rxd4 37. Qxe7 Rd1
$14) 36... Qxe5 (36... e6 37. Qc5 $11) 37. dxe5 $14 Rd5 (37... g5 38. h3 $14)
38. f4 Rd2 (38... Kg7 39. Ra7 Rd7 40. Rxd7 Nxd7 41. Kf2 $14) 39. Re8 (39. Ra7
Rd7 40. Rxd7 Nxd7 $14) 39... e6 40. Ra8 Kg7 41. Bb5 (41. Bg2 g5 $11) 41... g5
42. Ra4 gxf4 43. gxf4 (43. Rxf4 $143 Ng6 44. Rg4 Kh6 $17) 43... Ng6 44. Bc6 h5
45. Bf3 Kh6 (45... h4 46. Bg2 $11) 46. h3 (46. Rc4 Nh4 47. Be4 Kg7 $11) 46...
Rd3 $15 47. Bg2 Nh4 48. Bf1 Rd2 (48... Rf3 49. Bg2 Rg3 50. Ra2 Nxg2 51. Rxg2
$17) 49. Ra3 (49. Bb5 $142 $5 $11) 49... Rd4 $17 50. Re3 (50. Ra8 $142 $5 $17)
50... Rxf4 $19 51. Bg2 (51. Bd3 Rf3 52. Re4 Rxh3 $19) 51... Nxg2 (51... Ng6 $5
52. Re2 $19) 52. Kxg2 Kg5 53. Rg3+ (53. Kh1 Rf5 54. Re1 Kf4 $19) 53... Kf5 54.
Re3 (54. Rb3 Kxe5 55. Rb5+ Kd4 56. Rxh5 e5 $19) 54... h4 55. Re2 (55. Kg1 Re4
56. Rf3+ Kg6 57. Rf6+ Kg7 $19) 55... Kg6 (55... Re4 $5 56. Rf2+ Kg6 57. Rf6+
Kg7 58. Kg1 $19) 56. Re3 Kg7 (56... f6 57. exf6 Kxf6 58. Ra3 $19) 57. Re2 Kf8 (
57... f6 58. Re3 $19) 58. Re3 $17 Ke7 59. Re2 (59. Ra3 Kd7 $17) 59... Kd7 (
59... f6 60. exf6+ Kxf6 61. Ra2 $19) 60. Rd2+ (60. Rc2 Rf5 61. Rc4 Rxe5 62.
Rxh4 Rf5 $17) 60... Kc6 61. Rd8 Kc5 62. Rh8 Kd4 63. Rh5 Ke4 64. Kg1 (64. Kh2
$142 $19) 64... Kf3 65. Kh2 Ra4 66. Rh7 (66. Rg5 Ra2+ 67. Kg1 $19) 66... Rf4 $4
(66... Ra2+ 67. Kg1 Kg3 68. Kf1 Rf2+ 69. Ke1 $19) 67. Rh5 Rf5 (67... Rd4 68.
Rg5 Rd2+ 69. Kg1 $19) 68. Rxh4 (68. Rh7 Ke3 $19) 68... Rxe5 69. Rb4 Re2+ (69...
f5 70. Rb3+ Re3 71. Rb1 $19) 70. Kh1 (70. Kg1 Re1+ 71. Kh2 f5 $19) 70... Kg3 (
70... f5 $142 $5 71. Kg1 $19) 71. Rb3+ Kh4 72. Kg1 e5 (72... f5 $5 73. Kf1 Ra2
74. Rf3 $19) 73. Rf3 $17 e4 (73... Rd2 74. Rxf7 Kxh3 75. Rg7 $17) 74. Rxf7 Kxh3
(74... Rd2 75. Kf1 Kg3 76. h4 $17) 75. Rg7 (75. Kf1 $5 Rc2 76. Rf4 $15) 75...
Rb2 (75... Rc2 76. Kf1 Kh4 77. Re7 $17) 76. Kf1 1/2-1/2







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<li>2016-06-01  <a href="index-2016-06-Nikolic-Jovane.htm">Nikolic Jovane</a>
<li>2016-05-01  <a href="index-2016-05-Frenzel-Lothar.htm">Frenzel Lothar</a>
<li>2016-04-01  <a href="index-2016-04-Ranby-Hans.htm">Ranby Hans</a>
<li>2016-03-01  <a href="index-2016-03-Bach,Matthias.htm">Bach Matthias</a>
<li>2016-01-01  <a href="index-2016-01-Jaramillo-Carlos-Orlando.htm">Jaramillo Carlos Orlando</a>
<li>2015-12-01  <a href="index-2015-12-Majul-Martinez-Isolina.htm">Isolina Majul Martinez</a>
<li>2015-11-01  <a href="index-2015-11-Molano-Lafuente-Ismael.htm">Ismael Molano Lafuente</a>
<li>2015-10-01  <a href="index-2015-10-Espig-Lutz.htm">Lutz Espig</a>
<li>2015-09-01  <a href="index-2015-09-Labahn-Wolfgang.htm">Wolfgang Labahn</a>
<li>2015-08-01  <a href="index-2015-08-Vietnam.htm">Vietnam players</a>
<li>2015-07-01  <a href="index-2015-07-Ivanets-Vladimir.htm">Vladimir Ivanets</a>
<li>2015-06-01  <a href="index-2015-06-Humeau-Cyril.htm">Cyril Humeau</a>
<li>2015-05-01  <a href="index-2015-05-Ackermann-Robert.htm">Robert Ackermann</a>
<li>2015-04-01  <a href="index-2015-04-Galoic-Boris.htm">Boris Galoic</a>
<li>2015-03-01  <a href="index-2015-03-akesson-ralf.htm">Ralf Akesson</a>
<li>2015-02-01  <a href="index-2015-02-drljevic-ljilja.htm">Lilija Drljevic</a>
<li>2015-01-01  <a href="index-2015-01-morovic-fernandez.htm">Ivan Morovic Fernandez</a>
<li>2014-12-01  <a href="index-2014-12-krivoshapko.htm">Alexandr Krivoshapko</a>
<li>2014-11-01  <a href="index-2014-11-osmak.htm">Yulia Osmak</a>
<li>2014-09-01  <a href="index-2014-09-arkell.htm">Keith C Arkell</a>
<li>2014-08-01  <a href="index-2014-08-frink.htm">Ferenc Frink</a>
<li>2014-07-01  <a href="index-2014-07-marshall.htm">Frank James Marshall</a>
<li>2014-06-01  <a href="index-2014-06-muri.htm">Heinrich Muri</a>
<li>2014-05-01  <a href="index-2014-05-mehlhorn.htm">Uwe Mehlhorn</a>
<li>2014-04-01  <a href="index-2014-04-farleigh.htm">Richard Farleigh</a>
<li>2014-03-01  <a href="index-2014-03-kesmaecker.htm">Philippe Kesmaecker</a>
<li>2014-02-01  <a href="index-2014-02-nebe.htm">Lutz Nebe</a>
<li>2014-01-01  <a href="index-2014-01-frydendal.htm">Odd Frydendal</a>
<li>2013-12-01  <a href="index-2013-12-01-hasler.htm">Ulrich Hasler</a>
<li>2013-11-01  <a href="index-2013-11-01-plock.htm">Joerg Plock</a>
<li>2013-10-01  <a href="index-2013-10-01-enxtuul.htm">Altanolzii Enxtuul</a>
<li>2013-09-01  <a href="index-2013-09-01-vokac.htm">Marek Vokac</a>
<li>2013-08-01  <a href="index-2013-08-01-katalymov.htm">Boris Katalymov</a>
<li>2013-07-01  <a href="index-2013-07-01-frosinos.htm">Ioannis Frosinos</a>
<li>2013-06-01  <a href="index-2013-06-01-hjortstam.htm">Kurt Hjortstam</a>
<li>2013-05-01  <a href="index-2013-05-01-zylla.htm">Johannes Zylla</a>
<li>2013-04-01  <a href="index-2013-04-01-koltanowski.htm">George Koltanowski</a>
<li>2013-03-01  <a href="index-2013-03-01-kortschnoj.htm">Viktor Kortschnoj</a>
<li>2013-02-01  <a href="index-2013-02-01-dumontelle.htm">Joe Dumontelle</a>
<li>2013-01-01  <a href="index-2013-01-01-juswanto.htm">Denny Juswanto</a>
<li>2012-12-01  <a href="index-2012-12-01-spiridonov.htm">Nikola Spiridonov</a>
<li>2012-11-01  <a href="index-2012-11-01-kaenel.htm">Hansjuerg Kaenel</a>
<li>2012-10-01  <a href="index-2012-10-01-hartlaub.htm">Marianne Hartlaub</a>
<li>2012-09-01  <a href="index-2012-09-01-soppe.htm">Guillermo Soppe</a>
<li>2012-08-01  <a href="index-2012-08-01-De-Visser.htm">Arnold De Visser</a>
<li>2012-07-01  <a href="index-2012-07-01-rohde.htm">Friedhelm Rohde</a>
<li>2012-06-01  <a href="index-2012-06-01-ziese.htm">Gerhard Ziese</a>
<li>2012-05-01  <a href="index-2012-05-01-sternik.htm">Ryszard Sternik</a>
<li>2012-04-01  <a href="index-2012-04-01-benassi.htm">Aspasio Benassi</a>
<li>2012-03-01  <a href="index-2012-03-01-hanison.htm">Bernard Hanison</a>
<li>2012-02-01  <a href="index-2012-02-01-fournier.htm">Frederic Fournier</a>
<li>2012-01-01  <a href="index-2012-01-01-melia.htm">Ken Melia</a>
<li>2011-11-01  <a href="index-2011-11-01-capablanca.htm">Jose Raul Capablanca</a>
<li>2011-12-01  <a href="index-2011-12-01-michna.htm">Marta Zielinska-Michna</a>
<li>2011-10-01  <a href="index-2011-10-01-dziel.htm">Jaromir Dziel</a>
<li>2011-09-01  <a href="index-2011-09-01-rosner.htm">Dirk Rosner</a>
<li>2011-08-01  <a href="index-2011-08-01-brinkmann.htm">Prof. Wilhelm Brinkmann</a>
<li>2011-07-01  <a href="index-2011-07-01-bendig.htm">Frank Bendig</a>
<li>2011-06-01  <a href="index-2011-06-01-sternik.htm">Ryszard Sternik</a>
<li>2011-05-01  <a href="index-2011-05-01-wall.htm">Bill Wall</a>
<li>2011-04-01  <a href="index-2011-04-01-gross.htm">Willi Gross</a>
<li>2011-03-18  <a href="index-2011-03-18-kucharkowski.htm">Jens Kucharkowski</a>
<li>2011-03-01  <a href="index-2011-03-01-kucharkowski.htm">Jens Kucharkowski</a>
<li>2011-02-01  <a href="index-2011-02-01-chulivska.htm">Vita Chulivska</a>
<li>2011-01-11  <a href="index-2011-01-11-olej.htm">Emil Olej</a>
<li>2010-12-19  <a href="index-2010-12-19-grund.htm">Karl Heinz Grund</a>
<li>2010-11-16  <a href="index-2010-11-16-tartakower.htm">Savielly Tartakower</a>
<li>2010-10-20  <a href="index-2010-10-20-bonetti.htm">Shane Bonetti</a>
<li>2010-09-21  <a href="index-2010-09-21-santasiere.htm">Anthony Edward Santasiere</a>
<li>2010-08-24  <a href="index-2010-08-24-woelfelschneider.htm">Peter Woelfelschneider</a>
<li>2010-07-08  <a href="index-2010-07-08-chirpii.htm">Alexandru Chirpii</a>
<li>2010-06-07  <a href="index-2010-06-07-luzuriaga.htm">Dr. Norberto Horacio Luzuriaga</a>
<li>2010-05-08  <a href="index-2010-05-08-bugayev.htm">Nikolai Vasilyevich Bugayev</a>
<li>2010-04-07  <a href="index-2010-04-07-smyslov.htm">Vasily Smyslov</a>
<li>2010-03-15  <a href="index-2010-03-15-meybohm.htm">Dirk Meybohm</a>
<li>2010-03-05  <a href="index-2010-03-05-bulcourf.htm">Carlos Bulcourf</a>
<br>&nbsp;
<br>&nbsp;
<br>&nbsp;
<br>&nbsp;

<p>
<center>
<img border="1" height=220 src=russianchess.jpg>
</center> 







<h2>Play 1.b4 at Chessworld.net!</h2>
<!-- Tryfon's ChessWorld -->
<center>
<a href="http://www.letsplaychess.com/chessclubs/asplogin.asp?from=6313"><img border=0 src="http://www.letsplaychess.com/gif/logos/chessworld_knight_t.gif" alt="The home of Email Chess on the web!"></a>
<h6>
<p>Chessworld.net on behalf of Marek have set up a continuous stream of 1.b4 tournaments. 
<p>These tournaments should always be available to join. As soon as four players are paired, another one will automatically be set up.
</center>
<ul>Available lines:
<li><b>1.b4</b> (4 players, 1 day/move)
<li><b>1.b4 e5 2.Bb2 Bb4 3.Be5 Nf6</b> (4 players, 3 days/move)
<li><b>1.b4 e5 2.Bb2 Bb4 3.f4 ef4 4.Bg7 Qh4 5.g3 fg3 6.Bg2 gh2 7.Kf1 hg1Q 8.Kg1</b> (Kucharkowski-Meybohm gambit, 6 players, 10 days move)
<li><b>1.b4 e5 2.Bb2 f6 3.e4 Bb4 4.Bc4</b> (Sokolski gambit, 4 players, 3 days/move)
<li><b>1.c4 Nf6 2.b4</b> (English orangutan, 4 players, 3 days/move)
<li><b>1.e4 c5 2.b4</b> (Sicilian: Wing gambit, 4 players, 10 days/move)
<li><b>1.e4 e6 2.Nf3 d5 3.e5 c5 4.b4</b> (French: Wing gambit, 4 players, 3 days/move)
</ul>
</h6>

<center>
<p><b><i><font color=teal>Click on the logo below, visit Chessworld.net, register and play 1.b4 against the whole world!</font></i></b>
<p>
<!-- Tryfon's ChessWorld -->
<a href="http://www.letsplaychess.com/chessclubs/asplogin.asp?from=6313"><img border=0 src="http://www.letsplaychess.com/gif/logos/chessworld_knight_t.gif" alt="The home of Email Chess on the web!"> 
<!--
<br><b><i>Marek's special recommendation
for demanding net chess players!</i></b></a>
-->
</center>

 
 
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