[Event "EU-Cup 38th"]
[Site "Durres"]
[Date "2023.10.05"]
[Round "5.2"]
[White "Otte, Marijn Willem"]
[Black "Salles, Louis"]
[Result "0-1"]
[ECO "B99"]
[WhiteElo "2154"]
[BlackElo "2318"]
[PlyCount "52"]
[EventDate "2023.10.01"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "ALB"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Paul Keres II"]
[BlackTeam "Differdange"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "LUX"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. 0-0-0 Nbd7 10. g4 b5 11. Bxf6 Nxf6 12. g5 Nd7 13. f5 0-0 14. Rg1 b4 15. Nce2 e5 16. Nb3 f6 17. gxf6 Nxf6 18. Ng3 a5 19. Nd2 Ba6 20. Bxa6 Rxa6 21. Qb3+ Kh8 22. Nc4 a4 23. Qd3 Rc8 24. Ne3 Rc6 25. Rg2 Qb6 26. Kb1 Rc3 0-1

[Event "NED-chT Promotion Liga 1"]
[Site "Netherlands"]
[Date "2021.06.19"]
[Round "2.1"]
[White "Otte, Marijn Willem"]
[Black "Konijn, Rob"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "2177"]
[BlackElo "2057"]
[PlyCount "74"]
[EventDate "2021.06.12"]
[EventType "team-k.o."]
[EventRounds "2"]
[EventCountry "NED"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Paul Keres II"]
[BlackTeam "De Waagtoren"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 e5 2. Bc4 Nf6 3. d3 Bc5 4. Nf3 Nc6 5. 0-0 d6 6. c3 0-0 7. a4 a5 8. h3 Ba7 9. Bg5 h6 10. Bh4 Qe7 11. Qd2 Be6 12. Na3 Rfe8 13. Rae1 Bxc4 14. Nxc4 Qe6 15. Bxf6 Qxf6 16. Qd1 Bc5 17. Qb3 Reb8 18. Qb5 Ne7 19. Qd7 c6 20. d4 exd4 21. cxd4 Rd8 22. Qxb7 Rdb8 23. Qc7 Rc8 24. Qd7 Rd8 25. e5 dxe5 26. dxe5 Rxd7 27. exf6 gxf6 28. Rd1 Nd5 29. Rfe1 Rb7 30. Nd4 Bxd4 31. Rxd4 Rb4 32. Rg4+ Kf8 33. Nd6 Rxb2 34. Nf5 Rb4 35. Nxh6 Rxg4 36. Nxg4 Nc3 37. Rc1 Ne2+ 0-1

[Event "NED-chT Promotion Liga 1"]
[Site "Netherlands"]
[Date "2021.06.12"]
[Round "1.2"]
[White "Boel, Peter"]
[Black "Otte, Marijn Willem"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2152"]
[BlackElo "2177"]
[PlyCount "49"]
[EventDate "2021.06.12"]
[EventType "team-k.o."]
[EventRounds "2"]
[EventCountry "NED"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Arnhem"]
[BlackTeam "Paul Keres II"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Rg1 h5 7. Bg5 Nc6 8. Qd2 e6 9. 0-0-0 Be7 10. f4 Qb6 11. Be2 Nxd4 12. Qxd4 Qxd4 13. Rxd4 d5 14. Re1 Bc5 15. Bxf6 gxf6 16. Rd3 d4 17. Nb1 Bd7 18. Nd2 Bd6 19. g3 e5 20. c3 Bb5 21. Rf3 dxc3 22. Rxc3 Bxe2 23. Rxe2 exf4 24. e5 fxe5 25. gxf4 1/2-1/2

[Event "Frankfurt-chA"]
[Site "Frankfurt"]
[Date "2018.06.18"]
[Round "7"]
[White "Sandten, Ulrich"]
[Black "Otte, Marijn Willem"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "2074"]
[BlackElo "2199"]
[PlyCount "136"]
[EventDate "2018.04.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. e3 Bg7 4. Be2 b6 5. 0-0 Bb7 6. Nbd2 0-0 7. c3 d5 8. b4 Nbd7 9. Qb3 Rc8 10. b5 c5 11. bxc6 Bxc6 12. a4 Qc7 13. c4 e5 14. dxe5 dxc4 15. Qxc4 Nxe5 16. Nxe5 Qxe5 17. Ba3 Rfe8 18. Rac1 Bb7 19. Qb3 Qd5 20. Qxd5 Nxd5 21. Nb1 Rxc1 22. Rxc1 Rc8 23. Rxc8+ Bxc8 24. Bf3 Be6 25. Kf1 Bf8 26. Bxf8 Kxf8 27. Ke2 Ke7 28. Kd3 Kd6 29. Kd4 Ne7 30. Nd2 Nc6+ 31. Kc3 f5 32. Be2 Kc5 33. f4 Nb4 34. e4 Na2+ 35. Kb2 Kb4 36. exf5 gxf5 37. Nf3 Nc3 38. Nd4 Nxa4+ 39. Kc2 Nc5 40. Nc6+ Ka4 41. Nxa7 Bd7 42. Kc3 Ne6 43. g3 b5 44. Bd1+ Ka5 45. Bb3 Kb6 46. Nxb5 Kxb5 47. Bxe6 Bxe6 48. Kd4 Bc8 49. Ke5 Kc4 50. Kf6 Kd4 51. Kg7 Ke4 52. Kxh7 Kf3 53. Kg6 Kg4 54. h4 Bd7 55. Kf7 Kh5 56. Ke7 Ba4 57. Kf6 Bc2 58. Kg7 Be4 59. Kf6 Kh6 60. Kf7 Bf3 61. Kf6 Bg4 62. Kf7 Bh5+ 63. Kf6 Bg6 64. Ke5 Kg7 65. Ke6 Bh7 66. Ke7 Bg8 67. Ke8 Kf6 68. Kf8 Bf7 0-1

[Event "Frankfurt-chA"]
[Site "Frankfurt"]
[Date "2018.06.11"]
[Round "6"]
[White "Otte, Marijn Willem"]
[Black "Zweschper, Erich"]
[Result "1-0"]
[ECO "C24"]
[WhiteElo "2199"]
[BlackElo "2007"]
[PlyCount "99"]
[EventDate "2018.04.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. d3 Bc5 4. Nf3 d6 5. h3 Be6 6. Qe2 Nc6 7. c3 Qe7 8. b4 Bb6 9. Nbd2 a6 10. Bxe6 Qxe6 11. Nc4 Ba7 12. Bg5 h6 13. Bxf6 Qxf6 14. a4 0-0 15. 0-0 Nd8 16. g3 Ne6 17. Kg2 Qg6 18. Kh2 Qh5 19. Nd4 Qxe2 20. Nxe2 f5 21. Kg2 Rf7 22. f4 exf4 23. Nxf4 Nxf4+ 24. gxf4 Re8 25. e5 Bb8 26. d4 g5 27. Rae1 b5 28. exd6 Rxe1 29. Rxe1 bxc4 30. Re8+ Kg7 31. Rxb8 cxd6 32. Rb6 Re7 33. Rxa6 Kg6 34. Rxd6+ Kh5 35. Rc6 g4 36. hxg4+ fxg4 37. Rc5+ Kh4 38. Re5 Rf7 39. f5 Kg5 40. Kg3 Rf6 41. a5 h5 42. b5 h4+ 43. Kg2 Kf4 44. b6 h3+ 45. Kg1 g3 46. b7 Rh6 47. Re1 Rh8 48. a6 Kf3 49. Rf1+ Ke2 50. a7 1-0

[Event "Frankfurt-chA"]
[Site "Frankfurt"]
[Date "2018.06.04"]
[Round "5"]
[White "Otte, Marijn Willem"]
[Black "Krueger, Till"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "2199"]
[BlackElo "1956"]
[PlyCount "51"]
[EventDate "2018.04.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nge2 exd4 5. Nxd4 Be7 6. f3 0-0 7. Be3 Re8 8. Qd2 a6 9. 0-0-0 c5 10. Nf5 Bxf5 11. exf5 Nc6 12. g4 b5 13. g5 b4 14. Na4 Nd7 15. f4 Qa5 16. b3 Nb6 17. Nxb6 Qxb6 18. Bc4 Na5 19. Bd5 Nc6 20. Rhg1 Ra7 21. f6 Bf8 22. g6 hxg6 23. Rxg6 Kh7 24. Qg2 gxf6 25. Qh3+ Kxg6 26. Rg1# 1-0

[Event "Frankfurt-chA"]
[Site "Frankfurt"]
[Date "2018.05.28"]
[Round "4"]
[White "Kolker, Vladislav"]
[Black "Otte, Marijn Willem"]
[Result "1/2-1/2"]
[ECO "B99"]
[WhiteElo "1931"]
[BlackElo "2199"]
[PlyCount "45"]
[EventDate "2018.04.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. 0-0-0 h6 10. Bh4 Nbd7 11. Bd3 g5 12. fxg5 Ne5 13. Qe2 Nfg4 14. Nf3 Nxf3 15. gxf3 hxg5 16. Bg3 Ne5 17. f4 gxf4 18. Bxf4 Bd7 19. Rdf1 Rh7 20. h4 Ng6 21. Bg3 0-0-0 22. h5 Rdh8 23. e5 1/2-1/2

[Event "Frankfurt-chA"]
[Site "Frankfurt"]
[Date "2018.05.14"]
[Round "3"]
[White "Otte, Marijn Willem"]
[Black "Winand, Edgar"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2199"]
[BlackElo "1797"]
[PlyCount "65"]
[EventDate "2018.04.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 Bg7 5. Qd2 a6 6. f3 b5 7. g4 Bb7 8. Nge2 Nbd7 9. Ng3 Rc8 10. g5 Ng8 11. h4 c5 12. h5 cxd4 13. Bxd4 Bxd4 14. Qxd4 e5 15. Qd2 Qc7 16. hxg6 fxg6 17. Bh3 Rd8 18. 0-0-0 Nb6 19. f4 Ne7 20. f5 b4 21. Nd5 Nexd5 22. exd5 Bxd5 23. Bg2 Bxg2 24. Qxg2 d5 25. fxg6 Qg7 26. Nh5 Qxg6 27. Nf6+ Ke7 28. Rh6 Qxh6 29. gxh6 Kxf6 30. Qf2+ Ke6 31. Qxb6+ Rd6 32. Qxb4 Rg8 33. Qb7 1-0

[Event "Frankfurt-chA"]
[Site "Frankfurt"]
[Date "2018.05.07"]
[Round "2"]
[White "Masoudi, Kian"]
[Black "Otte, Marijn Willem"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "1479"]
[BlackElo "2199"]
[PlyCount "46"]
[EventDate "2018.04.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 Nf6 4. Bd3 Nc6 5. Nf3 Qb6 6. 0-0 e6 7. Qe2 d5 8. e5 Nd7 9. Bb5 Be7 10. Bxc6 bxc6 11. cxd4 Ba6 12. Qd1 Bxf1 13. Qxf1 0-0 14. Nbd2 a5 15. Qd3 c5 16. b3 a4 17. bxa4 Rxa4 18. Rb1 Qa7 19. a3 c4 20. Qc3 Bxa3 21. Bxa3 Rxa3 22. Qc2 Ra2 23. Qc1 Rb8 0-1

[Event "Hoogeveen Unive op 20th"]
[Site "Hoogeveen"]
[Date "2016.10.22"]
[Round "9"]
[White "Jonkman, Harmen"]
[Black "Otte, Marijn Willem"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2413"]
[BlackElo "2213"]
[PlyCount "61"]
[EventDate "2016.10.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 e6 5. Bc4 d6 6. d4 cxd4 7. cxd4 Be7 8. 0-0 0-0 9. Bd2 Bd7 10. Nc3 Nxc3 11. Bxc3 Bc6 12. Re1 dxe5 13. Nxe5 Bd5 14. Qb3 Bxc4 15. Nxc4 b6 16. d5 exd5 17. Ne3 d4 18. Bxd4 Nc6 19. Bxg7 Kxg7 20. Qc3+ Bf6 21. Qxc6 Bxb2 22. Rad1 Qf6 23. Rd6 Qc3 24. Nf5+ Kh8 25. Qe4 Rac8 26. g3 Rc5 27. Qe7 Rcc8 28. Rd4 Qc6 29. Qe5+ f6 30. Qe7 Rg8 31. Rd7 1-0

[Event "Hoogeveen Unive op 20th"]
[Site "Hoogeveen"]
[Date "2016.10.21"]
[Round "8"]
[White "Otte, Marijn Willem"]
[Black "Sundararajan, Kidambi"]
[Result "1/2-1/2"]
[ECO "B39"]
[WhiteElo "2213"]
[BlackElo "2429"]
[PlyCount "104"]
[EventDate "2016.10.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 Ng4 8. Qxg4 Nxd4 9. Qd1 Ne6 10. Qd2 0-0 11. Be2 b6 12. 0-0 Bb7 13. f3 a5 14. Na4 Bc6 15. Nxb6 Rb8 16. c5 d6 17. cxd6 Rxb6 18. dxe7 Qxd2 19. exf8Q+ Kxf8 20. Bxd2 Rxb2 21. Rad1 Ba4 22. Bc4 Bxd1 23. Rxd1 a4 24. Be3 Be5 25. g3 Ke7 26. Rd2 Rb4 27. Bd5 Bd4 28. Kf2 h5 29. Bxd4 Rxd4 30. Rxd4 Nxd4 31. Ke3 Nc2+ 32. Kd2 Nd4 33. e5 f6 34. exf6+ Kxf6 35. Kd3 Nf5 36. a3 h4 37. gxh4 Ke5 38. Be4 Nxh4 39. Ke3 g5 40. Bc2 Nf5+ 41. Kf2 Nd6 42. Bxa4 Nc4 43. Bb5 Nxa3 44. Bd3 Kd4 45. Ke2 Kd5 46. Kd1 Nc4 47. Bxc4+ Kxc4 48. Ke2 Kd4 49. Kf2 Ke5 50. Kg3 Kf5 51. h3 Kf6 52. Kg4 Ke5 1/2-1/2

[Event "Hoogeveen Unive op 20th"]
[Site "Hoogeveen"]
[Date "2016.10.20"]
[Round "7"]
[White "Otte, Marijn Willem"]
[Black "Van Osch, Mees"]
[Result "1/2-1/2"]
[ECO "C06"]
[WhiteElo "2213"]
[BlackElo "2288"]
[PlyCount "161"]
[EventDate "2016.10.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nc6 4. Ngf3 Nf6 5. e5 Nd7 6. Bd3 Nb4 7. Be2 c5 8. c3 Nc6 9. Bd3 Be7 10. 0-0 0-0 11. Re1 f5 12. exf6 Nxf6 13. dxc5 Bxc5 14. Nb3 Bxf2+ 15. Kxf2 Qb6+ 16. Nbd4 e5 17. Kg1 exd4 18. Nxd4 Nxd4 19. Be3 Qxb2 20. Bxd4 Bg4 21. Qb3 Qd2 22. Be4 Qg5 23. Bxf6 Qxf6 24. Rf1 Qe7 25. Qxd5+ Kh8 26. Qxb7 Qc5+ 27. Kh1 Qc4 28. Qxa8 Rxa8 29. Bxa8 g6 30. h3 Be2 31. Rfe1 Qxc3 32. Bd5 Bd3 33. Rac1 Qb4 34. a3 Qd6 35. Rcd1 Bc2 36. Rd2 Bf5 37. Re3 Qc5 38. Re1 Qxa3 39. Ra2 Qc5 40. Bf3 Bd3 41. Rea1 a6 42. Be2 Bxe2 43. Rxe2 Kg7 44. Rea2 Kh6 45. Rxa6 Qf2 46. R6a2 Qd4 47. Rf1 Qd3 48. Raf2 Qg3 49. Rf3 Qe5 50. Rf7 Qg3 51. R1f3 Qe1+ 52. Kh2 Qe5+ 53. g3 Qe2+ 54. Rf2 Qe5 55. h4 Qe6 56. R2f6 Qe2+ 57. Kh3 Qd1 58. Rf1 Qd3 59. R1f3 Qd1 60. Rf2 Qh1+ 61. Rh2 Qd5 62. Rhf2 Qh1+ 63. Kg4 Qe4+ 64. R2f4 Qd5 65. Re7 Qd6 66. Rff7 Qd1+ 67. Rf3 Qd6 68. Rfe3 Qd5 69. R3e5 Qd1+ 70. Re2 Qd5 71. R7e5 Qd7+ 72. Kf3 Qh3 73. Re1 Kg7 74. Re7+ Kh6 75. Rf7 Qh2 76. Rd1 Qh3 77. Re1 Qh2 78. Rc7 Qh3 79. Kf2 Qh2+ 80. Kf3 Qh3 81. Rf7 1/2-1/2

[Event "Hoogeveen Unive op 20th"]
[Site "Hoogeveen"]
[Date "2016.10.19"]
[Round "6"]
[White "Schoppen, Casper"]
[Black "Otte, Marijn Willem"]
[Result "1/2-1/2"]
[ECO "B52"]
[WhiteElo "2304"]
[BlackElo "2213"]
[PlyCount "76"]
[EventDate "2016.10.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. c4 Ngf6 6. Nc3 g6 7. 0-0 Bg7 8. d4 cxd4 9. Nxd4 0-0 10. b3 Ne5 11. f3 Nc6 12. Be3 Qa5 13. Qd2 Rfe8 14. Rfc1 Nxd4 15. Bxd4 Nd7 16. Bf2 Nc5 17. Rab1 Qb4 18. Qc2 Qxc3 19. Qxc3 Bxc3 20. Rxc3 Ne6 21. Be3 Rec8 22. Rd3 a6 23. a4 a5 24. Kf2 f6 25. h4 Kf7 26. Rd5 Nc7 27. Rdd1 Ne6 28. Ke2 Nc5 29. Kd2 e5 30. Kc2 Ke6 31. Rd2 b6 32. Rbd1 Rc6 33. h5 g5 34. Re2 Rc7 35. Bc1 Rg8 36. Rh1 Kd7 37. Ree1 Kc6 38. Kc3 Rf7 1/2-1/2

[Event "Hoogeveen Unive op 20th"]
[Site "Hoogeveen"]
[Date "2016.10.18"]
[Round "4"]
[White "Otte, Marijn Willem"]
[Black "Elgersma, Simon"]
[Result "1-0"]
[ECO "C06"]
[WhiteElo "2213"]
[BlackElo "2084"]
[PlyCount "69"]
[EventDate "2016.10.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Be7 4. Ngf3 Nf6 5. e5 Nfd7 6. Bd3 c5 7. c3 Nc6 8. 0-0 g5 9. dxc5 g4 10. Nd4 Ndxe5 11. Bb5 Bd7 12. N2b3 h5 13. Be3 Bg5 14. Qd2 Bxe3 15. Qxe3 Qf6 16. Rae1 Ng6 17. f4 Kf8 18. Bxc6 bxc6 19. Na5 Ne7 20. b4 Kg7 21. Qd3 a6 22. Nb7 Nc8 23. Re5 Ra7 24. Nd6 Ne7 25. Qe3 Nf5 26. N4xf5+ exf5 27. Re7 Rf8 28. Re1 Kg6 29. Qd3 Kg7 30. R1e5 Kg6 31. Rxd7 Rxd7 32. Rxf5 Qe6 33. Rxf7+ Qe4 34. Nxe4 Rfxf7 35. Nd6+ 1-0

[Event "Hoogeveen Unive op 20th"]
[Site "Hoogeveen"]
[Date "2016.10.17"]
[Round "3"]
[White "Henseler, Jorgen"]
[Black "Otte, Marijn Willem"]
[Result "0-1"]
[ECO "B80"]
[WhiteElo "2053"]
[BlackElo "2213"]
[PlyCount "70"]
[EventDate "2016.10.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. g4 h6 8. f3 b5 9. Qd2 Nbd7 10. 0-0-0 Bb7 11. h4 d5 12. exd5 Nxd5 13. Nxd5 Bxd5 14. Kb1 Ne5 15. Be2 Qc7 16. Rhe1 0-0-0 17. a4 Nc4 18. Bxc4 Qxc4 19. b3 Qb4 20. axb5 Qxd2 21. Rxd2 axb5 22. Nxb5 Be7 23. Bb6 Rd7 24. c4 Bb4 25. Ra2 Bxe1 26. cxd5 Kb7 27. Ra7+ Kxb6 28. Rxd7 Kxb5 29. dxe6 fxe6 30. Rxg7 Bxh4 31. f4 Kc5 32. Rg6 Kd5 33. Kc2 Ke4 34. Rxe6+ Kxf4 35. Rg6 Bg5 0-1

[Event "Hoogeveen Unive op 20th"]
[Site "Hoogeveen"]
[Date "2016.10.16"]
[Round "2"]
[White "Otte, Marijn Willem"]
[Black "Bekedam, Tyro"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2213"]
[BlackElo "2069"]
[PlyCount "80"]
[EventDate "2016.10.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nd2 e6 5. Nb3 Nd7 6. Nf3 Ne7 7. Be2 Qc7 8. 0-0 f6 9. exf6 gxf6 10. Nh4 0-0-0 11. Nxf5 Nxf5 12. Bg4 Ng7 13. Qe2 f5 14. Bh3 h5 15. c4 dxc4 16. Qxc4 Bd6 17. f4 h4 18. Nc5 Nb6 19. Qe2 Rh6 20. b4 Nd5 21. b5 Nc3 22. Qc4 Bxc5 23. dxc5 Ne4 24. Bb2 Nd2 25. Qa4 cxb5 26. Qxa7 Ne8 27. Be5 Qc6 28. Rfd1 Rd5 29. a4 bxa4 30. Rxa4 Nf3+ 31. gxf3 Rxd1+ 32. Kf2 Rd3 33. Bg2 Rg6 34. Bh1 h3 35. Rb4 Nc7 36. Ke2 Qd5 37. Rb2 Rg2+ 38. Bxg2 hxg2 39. c6 Qxf3+ 40. Ke1 Rd1# 0-1

[Event "Hoogeveen Unive op 20th"]
[Site "Hoogeveen"]
[Date "2016.10.15"]
[Round "1"]
[White "Van Randtwijk, Mick"]
[Black "Otte, Marijn Willem"]
[Result "1/2-1/2"]
[ECO "B85"]
[WhiteElo "1932"]
[BlackElo "2213"]
[PlyCount "149"]
[EventDate "2016.10.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. Nc3 d6 4. d4 cxd4 5. Nxd4 Nf6 6. Be3 e6 7. Be2 Be7 8. 0-0 0-0 9. f4 Nc6 10. Kh1 Bd7 11. Bd3 b5 12. Rf3 b4 13. Nce2 e5 14. Nxc6 Bxc6 15. Ng3 Ng4 16. Bg1 exf4 17. Rxf4 Ne5 18. Bd4 Bg5 19. Rf1 g6 20. a3 a5 21. axb4 axb4 22. Rxa8 Qxa8 23. Qe1 Qb7 24. Be3 Bh4 25. Bh6 Re8 26. Rf4 Bd8 27. Ne2 d5 28. Nd4 Nxd3 29. cxd3 dxe4 30. Nxc6 Qxc6 31. Rxe4 Rxe4 32. dxe4 Qc2 33. Qa1 Qxe4 34. b3 Bf6 35. Qc1 Bc3 36. h3 Qe1+ 37. Qxe1 Bxe1 38. Kg1 f6 39. Kf1 Bc3 40. Be3 Kf7 41. Ke2 Ke6 42. Kf3 Kd5 43. g3 Ke5 44. Bb6 Bd4 45. Bc7+ Kd5 46. Bd8 f5 47. Bg5 Bc3 48. Be3 Ke5 49. Bb6 Bd4 50. Bc7+ Kd5 51. Bd8 Bc3 52. Bb6 Be5 53. Be3 Bd6 54. h4 Be7 55. Bf2 h6 56. Bb6 g5 57. hxg5 hxg5 58. Be3 Ke5 59. Bb6 g4+ 60. Ke3 Bd6 61. Bd8 Ke6 62. Bh4 Kd5 63. Kd3 f4 64. gxf4 Bxf4 65. Be1 Bd6 66. Ke3 Ke5 67. Kf2 Ke4 68. Kg2 Be7 69. Kg3 Kf5 70. Bd2 Bc5 71. Be1 Bd6+ 72. Kg2 Ke4 73. Bd2 Kd3 74. Bxb4 Bxb4 75. Kg3 1/2-1/2

[Event "Utrecht OKU op 43rd"]
[Site "Utrecht"]
[Date "2016.06.04"]
[Round "3"]
[White "Peng, Zhaoqin"]
[Black "Otte, Marijn Willem"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "2379"]
[BlackElo "2223"]
[PlyCount "49"]
[EventDate "2016.06.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 172 Extra"]
[Source "ChessBase"]
[SourceDate "2016.06.21"]
[SourceVersion "1"]
[SourceVersionDate "2016.06.21"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 c6 6. Bd3 d6 7. h3 Nbd7 8. Be3 e5 9. d5 Nc5 10. Bc2 cxd5 11. cxd5 a5 12. 0-0 Nh5 13. a3 Bd7 14. b4 axb4 15. axb4 Na6 16. Rb1 f5 17. Ba4 f4 18. Bb6 Bxa4 19. Nxa4 Qd7 20. Ba5 Qb5 21. Nb6 Ra7 22. Qb3 Nf6 23. Rfe1 Nd7 24. Nc4 Rf6 25. Bd8 1-0

[Event "Leiden Noteboom Memorial 76th"]
[Site "Leiden"]
[Date "2016.02.06"]
[Round "2"]
[White "De Jong, Jan Willem"]
[Black "Otte, Marijn Willem"]
[Result "1-0"]
[ECO "A37"]
[WhiteElo "2455"]
[BlackElo "2225"]
[PlyCount "100"]
[EventDate "2016.02.05"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 170 Extra"]
[Source "ChessBase"]
[SourceDate "2016.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.02.25"]
[SourceQuality "1"]

1. Nf3 c5 2. g3 g6 3. Bg2 Bg7 4. c4 Nc6 5. Nc3 e5 6. a3 Nge7 7. 0-0 0-0 8. Rb1 d6 9. b4 Rb8 10. bxc5 dxc5 11. Ne1 Be6 12. d3 Qd7 13. Nc2 Bh3 14. Ne3 Bxg2 15. Kxg2 f5 16. Ned5 h6 17. Qa4 Qe6 18. Be3 b6 19. Nxe7+ Nxe7 20. Qxa7 e4 21. Nd5 Nxd5 22. cxd5 Qxd5 23. dxe4 Qxe4+ 24. Kg1 Qc6 25. Rfc1 Be5 26. Qa6 Qf6 27. Bxh6 Rf7 28. Bf4 Bxf4 29. gxf4 Kg7 30. Rxc5 bxc5 31. Qxf6+ Kxf6 32. Rxb8 Ra7 33. Rb6+ Kf7 34. Rc6 Rxa3 35. Rxc5 Ra2 36. e3 Kf6 37. Kg2 Rb2 38. Rc6+ Kf7 39. Rc7+ Kf6 40. Rh7 Ra2 41. h4 Rb2 42. h5 gxh5 43. Rh6+ Kf7 44. Rxh5 Kg6 45. Rh8 Ra2 46. Rb8 Rc2 47. Rb6+ Kh5 48. Kg3 Ra2 49. Kf3 Ra3 50. Rf6 Ra5 1-0

[Event "Leiden Noteboom Memorial 76th"]
[Site "Leiden"]
[Date "2016.02.05"]
[Round "1"]
[White "Otte, Marijn Willem"]
[Black "Bishoen, Bob"]
[Result "1-0"]
[ECO "C06"]
[WhiteElo "2225"]
[BlackElo "1939"]
[PlyCount "55"]
[EventDate "2016.02.05"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 170 Extra"]
[Source "ChessBase"]
[SourceDate "2016.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.02.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ngf3 Qb6 8. 0-0 Be7 9. Qe2 cxd4 10. cxd4 Nb4 11. Bb1 Qc7 12. Nb3 b6 13. Qd1 Ba6 14. Re1 Rc8 15. Re3 Bc4 16. Rc3 a5 17. Nbd2 Qb7 18. a3 Na6 19. Nxc4 dxc4 20. Qe2 b5 21. Be4 Qb8 22. Bg5 f6 23. exf6 Bxf6 24. Bf5 Nc7 25. Bxe6 Nxe6 26. Qxe6+ Kd8 27. Ne5 Nxe5 28. dxe5 1-0

[Event "Cala Rajada"]
[Site "Cala Rajada"]
[Date "2012.04.12"]
[Round "5"]
[White "Calzetta Ruiz, Monica"]
[Black "Otte, Marijn Willem"]
[Result "1/2-1/2"]
[ECO "B85"]
[WhiteElo "2300"]
[BlackElo "2234"]
[PlyCount "45"]
[EventDate "2012.04.09"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ESP"]
[EventCategory "2"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. 0-0 Be7 8. f4 Nc6 9. Be3 0-0 10. Kh1 Bd7 11. Qe1 b5 12. a3 Rc8 13. Rd1 Qc7 14. Qg3 Nxd4 15. Bxd4 Bc6 16. e5 dxe5 17. Bxe5 Qb7 18. f5 exf5 19. Rxf5 Ne8 20. Bd3 g6 21. Rf2 Rd8 22. h4 Ng7 23. Re1 1/2-1/2

[Event "Cala Rajada"]
[Site "Cala Rajada"]
[Date "2012.04.12"]
[Round "6"]
[White "Otte, Marijn Willem"]
[Black "Garcia Romero, Benjamin Abel"]
[Result "1-0"]
[ECO "B42"]
[WhiteElo "2234"]
[BlackElo "2196"]
[PlyCount "75"]
[EventDate "2012.04.09"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ESP"]
[EventCategory "2"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Bc5 6. Nb3 Ba7 7. Qg4 Nf6 8. Qh4 d6 9. 0-0 Nbd7 10. Kh1 Qc7 11. f4 b5 12. a4 b4 13. Qe1 h5 14. Be3 Ng4 15. Bxa7 Qxa7 16. h3 Bb7 17. Qxb4 Ndf6 18. Qd4 Bxe4 19. Qxa7 Rxa7 20. hxg4 hxg4+ 21. Kg1 Rc7 22. Nc3 Bb7 23. Na5 Bc8 24. Ne4 Ke7 25. Nxf6 gxf6 26. b4 Bd7 27. Bxa6 Rxc2 28. Rfc1 Bxa4 29. Rxc2 Bxc2 30. Rc1 Be4 31. Rc7+ Kf8 32. Rc8+ Kg7 33. Rxh8 Kxh8 34. b5 Bd3 35. Nc6 Kg7 36. Nb4 Be4 37. b6 Kg6 38. Bd3 1-0

[Event "Cala Rajada"]
[Site "Cala Rajada"]
[Date "2012.04.11"]
[Round "4"]
[White "Otte, Marijn Willem"]
[Black "Monroy, Charles"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "2234"]
[BlackElo "2401"]
[PlyCount "74"]
[EventDate "2012.04.09"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ESP"]
[EventCategory "2"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. dxe5 dxe5 5. Qxd8+ Kxd8 6. Bc4 Bb4 7. Bd2 Be6 8. Bxe6 fxe6 9. f3 Ke7 10. Nb5 Bxd2+ 11. Kxd2 Nc6 12. c3 g5 13. Ne2 g4 14. Ke3 a6 15. Na3 Rhg8 16. Rhg1 Raf8 17. Nc4 Rf7 18. a4 Rfg7 19. f4 exf4+ 20. Nxf4 Rg5 21. Nd3 Rh5 22. Rh1 Rgg5 23. Raf1 Rh6 24. g3 b5 25. axb5 axb5 26. Nd2 Nd7 27. Rf2 Nce5 28. Nxe5 Nxe5 29. b4 Rg8 30. Nb3 Nc4+ 31. Ke2 Ra8 32. Ra1 Rxa1 33. Nxa1 e5 34. Nb3 Ra6 35. Na5 Nxa5 36. bxa5 Rxa5 37. Rf5 Ra2+ 1/2-1/2

[Event "Cala Rajada"]
[Site "Cala Rajada"]
[Date "2012.04.10"]
[Round "3"]
[White "Ali, Ehsan"]
[Black "Otte, Marijn Willem"]
[Result "1-0"]
[ECO "B80"]
[WhiteElo "2349"]
[BlackElo "2234"]
[PlyCount "62"]
[EventDate "2012.04.09"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ESP"]
[EventCategory "2"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e6 7. Be3 b5 8. Qd2 Nbd7 9. 0-0-0 Bb7 10. g4 Nb6 11. h4 Rc8 12. Bd3 Nfd7 13. g5 Nc5 14. h5 b4 15. Nce2 d5 16. exd5 Bxd5 17. Kb1 Nxd3 18. Qxd3 Nc4 19. Bc1 Qa5 20. Nb3 Qc7 21. Nf4 Nb6 22. Rhe1 Be7 23. g6 0-0 24. Nd4 e5 25. Nde6 fxe6 26. gxh7+ Kh8 27. Ng6+ Kxh7 28. Nxf8+ Kg8 29. Nxe6 Qc6 30. Ng5 Bxg5 31. Bxg5 Bxf3 1-0

[Event "Cala Rajada"]
[Site "Cala Rajada"]
[Date "2012.04.10"]
[Round "2"]
[White "Otte, Marijn Willem"]
[Black "Picard, Romain"]
[Result "0-1"]
[ECO "C06"]
[WhiteElo "2234"]
[BlackElo "2353"]
[PlyCount "44"]
[EventDate "2012.04.09"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ESP"]
[EventCategory "2"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. c3 c5 6. Bd3 Nc6 7. Ngf3 g6 8. Bc2 b6 9. a3 Ba6 10. h4 h6 11. Nf1 Qc7 12. Ne3 Rc8 13. b4 cxd4 14. cxd4 Ne7 15. Bb2 Nf5 16. Bxf5 gxf5 17. Qa4 Bc4 18. b5 a6 19. Qxa6 Rg8 20. g3 f6 21. Rc1 fxe5 22. dxe5 Nc5 0-1

[Event "Cala Rajada"]
[Site "Cala Rajada"]
[Date "2012.04.09"]
[Round "1"]
[White "Minzer, Claudio Javier"]
[Black "Otte, Marijn Willem"]
[Result "1-0"]
[ECO "A43"]
[WhiteElo "2452"]
[BlackElo "2234"]
[PlyCount "99"]
[EventDate "2012.04.09"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "ESP"]
[EventCategory "2"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 c5 2. d5 d6 3. e4 Nf6 4. Nc3 g6 5. Bb5+ Bd7 6. a4 Bg7 7. Nf3 0-0 8. 0-0 Bxb5 9. axb5 Nbd7 10. Qe2 Nb6 11. Bf4 Nh5 12. Be3 Qd7 13. Rfd1 Bxc3 14. bxc3 Qg4 15. Bh6 Nf4 16. Bxf4 Qxf4 17. g3 Qg4 18. Kg2 Qd7 19. h4 e5 20. h5 f6 21. Nh4 Kg7 22. Rdb1 Rh8 23. Ra5 Nc8 24. c4 Ne7 25. Rba1 b6 26. R5a3 g5 27. Nf3 h6 28. Nh2 Rhf8 29. f4 Rf7 30. Qg4 Qxg4 31. Nxg4 Ng8 32. Ne3 Rd7 33. Ra6 Ne7 34. fxe5 fxe5 35. Rxb6 Rf8 36. Rba6 Nc8 37. Rf1 Rxf1 38. Kxf1 g4 39. Nf5+ Kf6 40. Rc6 Nb6 41. Nxd6 Kg5 42. Ke2 Kxh5 43. Kd3 Kg5 44. Nf5 Na4 45. Nh4 Nb2+ 46. Kc3 Nd1+ 47. Kd2 Nf2 48. Ke3 Nh1 49. Nf5 h5 50. Rc8 1-0

[Event "Pianoro op"]
[Site "Pianoro"]
[Date "2011.11.27"]
[Round "4"]
[White "Bonetti, Carlo"]
[Black "Otte, Marijn Willem"]
[Result "0-1"]
[ECO "B54"]
[WhiteElo "1915"]
[BlackElo "2236"]
[PlyCount "88"]
[EventDate "2011.11.25"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ITA"]
[SourceTitle "CBM 145 Extra"]
[Source "ChessBase"]
[SourceDate "2012.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2012.01.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. c4 Nc6 5. d4 cxd4 6. Nxd4 Nf6 7. Nc3 a6 8. Bxc6 bxc6 9. c5 e5 10. Nb3 Be6 11. 0-0 Be7 12. Bg5 d5 13. Qe1 d4 14. Na4 h6 15. Bd2 g5 16. Ba5 Qb8 17. Nb6 Ra7 18. Qb4 0-0 19. Qa4 Nxe4 20. Qxc6 Nxc5 21. Nxc5 Rc7 22. Nxa6 Rxc6 23. Nxb8 Rxb8 24. Na4 Ra6 25. b4 Bxb4 26. Bxb4 Rxb4 27. Nc5 Rc6 28. Ne4 Ra4 29. h3 Rxa2 30. Rab1 Bf5 31. Rb8+ Rc8 32. Rxc8+ Bxc8 33. g4 Be6 34. Rb1 Ra5 35. Nf6+ Kg7 36. Ne8+ Kg6 37. Nc7 Bc4 38. Rb6+ Kh7 39. Ne8 Ra6 40. Rb4 d3 41. Rb1 d2 42. Rd1 Re6 43. Nc7 Rd6 44. Ne8 Rd4 0-1

[Event "Pianoro op"]
[Site "Pianoro"]
[Date "2011.11.27"]
[Round "5"]
[White "Otte, Marijn Willem"]
[Black "Bonade, Massimo"]
[Result "1/2-1/2"]
[ECO "B99"]
[WhiteElo "2236"]
[BlackElo "2080"]
[PlyCount "54"]
[EventDate "2011.11.25"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ITA"]
[SourceTitle "CBM 145 Extra"]
[Source "ChessBase"]
[SourceDate "2012.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2012.01.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. 0-0-0 Nbd7 10. g4 b5 11. Bxf6 Bxf6 12. g5 Bxd4 13. Rxd4 Bb7 14. Bg2 Rc8 15. Rd2 0-0 16. a3 Nb6 17. Bf1 d5 18. Bd3 d4 19. Ne2 Rfd8 20. Kb1 Qc5 21. Rc1 b4 22. axb4 Qxb4 23. c3 dxc3 24. Rxc3 Rxc3 25. Nxc3 Na4 26. Rc2 Nc5 27. Rd2 Na4 1/2-1/2

[Event "Pianoro op"]
[Site "Pianoro"]
[Date "2011.11.26"]
[Round "2"]
[White "Fagnani, Alessandro"]
[Black "Otte, Marijn Willem"]
[Result "0-1"]
[ECO "B28"]
[WhiteElo "1925"]
[BlackElo "2236"]
[PlyCount "92"]
[EventDate "2011.11.25"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ITA"]
[SourceTitle "CBM 145 Extra"]
[Source "ChessBase"]
[SourceDate "2012.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2012.01.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nb3 Bb4 7. Qd3 Nc6 8. Bd2 0-0 9. a3 Bxc3 10. Bxc3 d5 11. exd5 Nxd5 12. 0-0-0 Nxc3 13. Qxc3 Qg5+ 14. Kb1 Bf5 15. Qg3 Qxg3 16. hxg3 Rac8 17. Rd2 Rfd8 18. Kc1 Rxd2 19. Nxd2 g6 20. c3 Kg7 21. Nc4 Rd8 22. Be2 Be6 23. Rd1 Rxd1+ 24. Kxd1 Bxc4 25. Bxc4 f5 26. Bd5 Kf6 27. Kd2 e4 28. Ke3 Ke5 29. Bf7 g5 30. b4 a5 31. b5 Nd8 32. Bg8 f4+ 33. gxf4+ gxf4+ 34. Ke2 h6 35. b6 Ne6 36. Bf7 Nc5 37. Be8 Kd5 38. Bb5 h5 39. g3 e3 40. Be8 exf2 41. gxf4 Nd3 42. Bb5 Nxf4+ 43. Kxf2 Kc5 44. Be8 h4 45. Kf3 Nd5 46. Kg4 Nf6+ 0-1

[Event "Pianoro op"]
[Site "Pianoro"]
[Date "2011.11.26"]
[Round "3"]
[White "Otte, Marijn Willem"]
[Black "Martinez, Rolly"]
[Result "0-1"]
[ECO "B47"]
[WhiteElo "2236"]
[BlackElo "2418"]
[PlyCount "74"]
[EventDate "2011.11.25"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ITA"]
[SourceTitle "CBM 145 Extra"]
[Source "ChessBase"]
[SourceDate "2012.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2012.01.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 e6 4. d4 cxd4 5. Nxd4 Qc7 6. Ndb5 Qb8 7. Be3 a6 8. Bb6 axb5 9. Nxb5 Bb4+ 10. c3 Ba5 11. Nc7+ Qxc7 12. Bxc7 Bxc7 13. Qg4 Kf8 14. f4 d5 15. exd5 Nf6 16. Qf3 exd5 17. Bd3 g6 18. 0-0 Kg7 19. h3 Re8 20. a3 Ne4 21. Rfe1 f5 22. Rad1 Be6 23. c4 Rad8 24. cxd5 Bxd5 25. Bxe4 fxe4 26. Qc3+ Kh6 27. Qc5 Bb8 28. Kh1 Ne7 29. Rxe4 Bd6 30. Qb5 Bxe4 31. Rxd6 Nf5 32. Rxd8 Rxd8 33. Qb4 Bc6 34. Kh2 Re8 35. g4 Re2+ 36. Kg1 Rg2+ 37. Kf1 Ne3+ 0-1

[Event "Pianoro op"]
[Site "Pianoro"]
[Date "2011.11.25"]
[Round "1"]
[White "Otte, Marijn Willem"]
[Black "Zerba, Fabio"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2236"]
[BlackElo "1775"]
[PlyCount "115"]
[EventDate "2011.11.25"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ITA"]
[SourceTitle "CBM 145 Extra"]
[Source "ChessBase"]
[SourceDate "2012.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2012.01.03"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nf3 Bg4 4. Be2 Nf6 5. d4 e6 6. 0-0 Nc6 7. Be3 Be7 8. h3 Bh5 9. c4 Qd7 10. Nbd2 Bg6 11. a3 Ne4 12. Nb3 Rd8 13. Bd3 0-0 14. Qc2 Nf6 15. Bxg6 fxg6 16. Rad1 Nh5 17. Qe2 Nf4 18. Bxf4 Rxf4 19. Rfe1 Bf8 20. Qxe6+ Qxe6 21. Rxe6 Rf6 22. Re3 Ne7 23. Rde1 Nf5 24. Re8 Rxe8 25. Rxe8 Nd6 26. Rb8 b6 27. Ne5 Re6 28. f4 Re8 29. Rxe8 Nxe8 30. Kf2 Nd6 31. Kf3 a5 32. g4 Be7 33. a4 Bf6 34. Nd2 Nf7 35. Nxf7 Kxf7 36. Ke4 Ke6 37. Nf3 Kd6 38. b3 c5 39. d5 Be7 40. g5 Bf8 41. h4 Be7 42. Ne5 Bf8 43. Nc6 Kd7 44. f5 gxf5+ 45. Kxf5 Bd6 46. h5 Bf8 47. Ne5+ Ke7 48. g6 h6 49. Nf7 Kd7 50. Ke5 Be7 51. d6 Bf6+ 52. Kd5 Bb2 53. Ne5+ Ke8 54. Ke6 Bxe5 55. Kxe5 Kd7 56. Kd5 Kd8 57. Kc6 b5 58. axb5 1-0

[Event "Amsterdam Science Park op-A 1st"]
[Site "Amsterdam"]
[Date "2011.07.17"]
[Round "9"]
[White "Overeem, Marc"]
[Black "Otte, Marijn Willem"]
[Result "0-1"]
[ECO "A36"]
[WhiteElo "2158"]
[BlackElo "2244"]
[PlyCount "72"]
[EventDate "2011.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. c4 c5 2. g3 Nc6 3. Bg2 g6 4. Nc3 Bg7 5. a3 d6 6. Rb1 a5 7. d3 e6 8. e4 Nge7 9. Nge2 0-0 10. 0-0 Bd7 11. Nb5 Be8 12. Be3 e5 13. f4 Nd4 14. Nbxd4 cxd4 15. Bd2 a4 16. f5 f6 17. g4 Bc6 18. Ng3 Qd7 19. h4 b5 20. Bh3 bxc4 21. dxc4 gxf5 22. gxf5 Qb7 23. Qe2 Kh8 24. Kh2 Ng8 25. Rg1 Bh6 26. Bxh6 Nxh6 27. Nh5 Rf7 28. Rbe1 Rb8 29. Rg2 Rff8 30. Ng3 Qf7 31. Nh1 Rb3 32. Nf2 Re3 33. Qd2 Rxe1 34. Qxe1 Qxc4 35. Rg3 Qc2 36. Rg2 Rg8 0-1

[Event "Amsterdam Science Park op-A 1st"]
[Site "Amsterdam"]
[Date "2011.07.16"]
[Round "8"]
[White "Otte, Marijn Willem"]
[Black "Goes, Sten"]
[Result "0-1"]
[ECO "B99"]
[WhiteElo "2244"]
[BlackElo "2104"]
[PlyCount "49"]
[EventDate "2011.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. 0-0-0 Nbd7 10. g4 h6 11. Bxf6 Bxf6 12. h4 Qb6 13. Nb3 Be7 14. Kb1 Nc5 15. e5 Bd7 16. Nxc5 dxc5 17. Bg2 0-0-0 18. h5 Bc6 19. Qf2 Rxd1+ 20. Rxd1 Rd8 21. Rxd8+ Kxd8 22. a3 Kc7 23. Bf1 c4 24. Qe2 Bxa3 25. Nd1 0-1

[Event "Amsterdam Science Park op-A 1st"]
[Site "Amsterdam"]
[Date "2011.07.15"]
[Round "7"]
[White "De Roode, Martijn"]
[Black "Otte, Marijn Willem"]
[Result "0-1"]
[ECO "B80"]
[WhiteElo "2098"]
[BlackElo "2244"]
[PlyCount "70"]
[EventDate "2011.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 d6 6. Be3 b5 7. Qd2 Bb7 8. f3 Nd7 9. 0-0-0 Ngf6 10. Kb1 Nb6 11. Qf2 Nfd7 12. Bd3 Rc8 13. g4 Nc5 14. Ndxb5 axb5 15. Bxb5+ Nbd7 16. b4 Na6 17. Bb6 Qf6 18. Bd4 e5 19. Nd5 Bxd5 20. exd5 Nc7 21. Bxd7+ Kxd7 22. Bb2 Be7 23. Qb6 Qf4 24. Qc6+ Kd8 25. b5 Na8 26. Qa6 Qc4 27. Ka1 Nc7 28. Qc6 Qxb5 29. Qc3 Bf6 30. Qd2 Ra8 31. g5 Qc4 32. a3 Be7 33. Rhe1 Nb5 34. Re4 Qc5 35. a4 Nd4 0-1

[Event "Amsterdam Science Park op-A 1st"]
[Site "Amsterdam"]
[Date "2011.07.14"]
[Round "6"]
[White "Otte, Marijn Willem"]
[Black "Lombaers, Peter"]
[Result "1/2-1/2"]
[ECO "D01"]
[WhiteElo "2244"]
[BlackElo "2097"]
[PlyCount "45"]
[EventDate "2011.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bg5 c6 4. Qd3 Nbd7 5. 0-0-0 e6 6. e4 dxe4 7. Nxe4 Be7 8. Nxf6+ Nxf6 9. Nf3 0-0 10. h4 c5 11. Bxf6 Bxf6 12. Qe4 cxd4 13. Nxd4 Qa5 14. Bc4 Qc5 15. Nb3 Qe5 16. Qxe5 Bxe5 17. Be2 Bf6 18. Bf3 Rd8 19. g3 Kf8 20. Nc5 Rb8 21. Ne4 Be7 22. Rxd8+ Bxd8 23. Nd6 1/2-1/2

[Event "Amsterdam Science Park op-A 1st"]
[Site "Amsterdam"]
[Date "2011.07.13"]
[Round "5"]
[White "Tan, Matthew"]
[Black "Otte, Marijn Willem"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2400"]
[BlackElo "2244"]
[PlyCount "42"]
[EventDate "2011.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 g6 4. Bb5 Bg7 5. Bxc6 bxc6 6. 0-0 e5 7. d3 d6 8. a3 a5 9. Na4 h6 10. Bd2 Nf6 11. Bc3 0-0 12. Nd2 Qc7 13. Nc4 Nd7 14. Qe1 d5 15. Nxa5 f5 16. exf5 Rxf5 17. b4 cxb4 18. axb4 Nf6 19. Nc5 g5 20. Qe2 Bf8 21. Nab3 Bd6 1-0

[Event "Amsterdam Science Park op-A 1st"]
[Site "Amsterdam"]
[Date "2011.07.12"]
[Round "4"]
[White "Ootes, Lars"]
[Black "Otte, Marijn Willem"]
[Result "1/2-1/2"]
[ECO "B46"]
[WhiteElo "2376"]
[BlackElo "2244"]
[PlyCount "117"]
[EventDate "2011.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 a6 6. Nxc6 bxc6 7. Bd3 e5 8. 0-0 Nf6 9. f4 d6 10. Kh1 Be7 11. fxe5 dxe5 12. Be3 Be6 13. Na4 Nd7 14. Qe2 Qa5 15. b3 0-0 16. Bd2 Qc7 17. Bxa6 Nf6 18. Bc4 Bg4 19. Qe1 Bh5 20. Bd3 Bg6 21. Nb2 Nd7 22. a4 Nc5 23. Bc3 Rae8 24. Qe3 Nxd3 25. Nxd3 Bd6 26. Bb4 Bxb4 27. Nxb4 Rd8 28. Rfd1 f5 29. exf5 Bxf5 30. Qc5 Kh8 31. a5 Be4 32. Rf1 Qc8 33. Rf2 Rxf2 34. Qxf2 Rf8 35. Qe2 Rf4 36. Rf1 Qf8 37. Rxf4 Qxf4 38. Kg1 Qc1+ 39. Qf1 Qe3+ 40. Qf2 Qc1+ 41. Qf1 Qe3+ 42. Kh1 h5 43. Nd3 Qd2 44. h3 Bxd3 45. Qxd3 Qxa5 46. Qe2 g6 47. Qe4 Kh7 48. c4 Qa1+ 49. Kh2 c5 50. b4 cxb4 51. Qb7+ Kh6 52. Qxb4 Qd4 53. Qf8+ Kh7 54. c5 e4 55. Qd6 Qc3 56. c6 e3 57. Qe7+ Kh6 58. Qf8+ Kh7 59. Qe7+ 1/2-1/2

[Event "Amsterdam Science Park op-A 1st"]
[Site "Amsterdam"]
[Date "2011.07.11"]
[Round "3"]
[White "Otte, Marijn Willem"]
[Black "Smit, Frans P"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2244"]
[BlackElo "2055"]
[PlyCount "115"]
[EventDate "2011.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. c3 e6 5. Be3 Qb6 6. Qb3 Nd7 7. f4 Bxb1 8. Rxb1 Qxb3 9. axb3 f6 10. Nf3 Nh6 11. Bd3 Be7 12. b4 a6 13. 0-0 Nf7 14. Bd2 f5 15. Ra1 Nb6 16. h3 Kd7 17. g4 g6 18. Kg2 h5 19. gxf5 gxf5 20. b3 Rhg8+ 21. Kh2 Rg7 22. Be2 Rh8 23. Rg1 Rxg1 24. Rxg1 Na8 25. Rg6 Nc7 26. Kg1 Ke8 27. Kf2 Kf8 28. Ng1 Nd8 29. Ke3 Kf7 30. Rg2 Ne8 31. Nf3 Ng7 32. Be1 Rh6 33. Bh4 Bxh4 34. Nxh4 Kf8 35. c4 Kf7 36. Rg1 Ne8 37. Kd2 Ke7 38. Rg5 Nf7 39. Rxh5 Rxh5 40. Bxh5 Ng7 41. Be2 b5 42. Ke3 Nh8 43. Bd3 Kf7 44. cxd5 cxd5 45. Be2 Ke7 46. Ng2 Nf7 47. Ne1 Nh6 48. Nd3 Ne8 49. Nc5 Nc7 50. Bh5 Nf7 51. Nb7 Nh6 52. Kf3 Kf8 53. Kg3 Ng8 54. Kh4 Kg7 55. Kg5 Ne7 56. Nd8 Kf8 57. h4 Ng8 58. Bf7 1-0

[Event "Amsterdam Science Park op-A 1st"]
[Site "Amsterdam"]
[Date "2011.07.10"]
[Round "2"]
[White "Gravemaker, Wim Laurens"]
[Black "Otte, Marijn Willem"]
[Result "1/2-1/2"]
[ECO "B99"]
[WhiteElo "2047"]
[BlackElo "2244"]
[PlyCount "156"]
[EventDate "2011.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. 0-0-0 h6 10. Bh4 Nbd7 11. Be2 Rg8 12. Rhe1 g5 13. Bf2 gxf4 14. Qh3 b5 15. Bf3 Bb7 16. g3 fxg3 17. Bxg3 Ne5 18. Bxe5 dxe5 19. Nxe6 fxe6 20. Qxh6 Rf8 21. Rf1 Bc5 22. Be2 Qh7 23. Qg5 Qxh2 24. Rxf6 Be3+ 25. Qxe3 Rxf6 26. Qb6 Qh7 27. Bh5+ Kf8 28. Rd8+ Rxd8 29. Qxd8+ Kg7 30. Qe7+ Kg8 31. Qxf6 Qxh5 32. Qxe6+ Kf8 33. Qf6+ Ke8 34. Qe6+ Kd8 35. Qd6+ Kc8 36. b3 Qg5+ 37. Kb2 Qf4 38. a4 bxa4 39. Nxa4 Bxe4 40. Nc5 Bf3 41. Qd7+ Kb8 42. Qd8+ Ka7 43. Qc7+ Ka8 44. Qc8+ Ka7 45. Qxa6+ Kb8 46. Qb6+ Kc8 47. Ne6 Qf7 48. Ng5 Qf4 49. Nxf3 Qxf3 50. Qe6+ Kb8 51. Qxe5+ Ka7 52. c3 Kb7 53. b4 Ka7 54. Qd4+ Kb7 55. Kb3 Qf7+ 56. c4 Qf3+ 57. Ka4 Qe2 58. Qd7+ Ka6 59. b5+ Kb6 60. Qc6+ Ka7 61. b6+ Ka6 62. b7+ Ka7 63. Kb5 Qb2+ 64. Kc5 Qf2+ 65. Kd6 Qf6+ 66. Kc5 Qf2+ 67. Kd6 Qf6+ 68. Kd7 Qf7+ 69. Kd8 Qf8+ 70. Qe8 Qd6+ 71. Kc8 Qc6+ 72. Kd8 Qd6+ 73. Qd7 Qf8+ 74. Kc7 Qc5+ 75. Qc6 Qe7+ 76. Kc8 Qe6+ 77. Qd7 Qg8+ 78. Qd8 Qxc4+ 1/2-1/2

[Event "Amsterdam Science Park op-A 1st"]
[Site "Amsterdam"]
[Date "2011.07.09"]
[Round "1"]
[White "Otte, Marijn Willem"]
[Black "Brookes, Christopher"]
[Result "1/2-1/2"]
[ECO "B65"]
[WhiteElo "2244"]
[BlackElo "2056"]
[PlyCount "102"]
[EventDate "2011.07.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 Be7 8. 0-0-0 Nxd4 9. Qxd4 0-0 10. f4 h6 11. Bh4 Qa5 12. Bc4 e5 13. fxe5 dxe5 14. Qd3 Bg4 15. Bxf6 Bxf6 16. Rdf1 Bh4 17. h3 Rad8 18. Nd5 Be6 19. g3 Bg5+ 20. Kb1 Qc5 21. Bb3 f5 22. h4 Be7 23. Nxe7+ Qxe7 24. Qb5 Bxb3 25. Qxb3+ Kh8 26. exf5 Rd2 27. g4 Qc5 28. g5 e4 29. f6 gxf6 30. gxf6 e3 31. Kc1 Rf2 32. Re1 R8xf6 33. Rxe3 Rf1+ 34. Re1 Rxh1 35. Rxh1 Rg6 36. Qd3 Rg1+ 37. Rxg1 Qxg1+ 38. Qd1 Qe3+ 39. Qd2 Qg1+ 40. Qd1 Qe3+ 41. Kb1 Qe4 42. Qd8+ Kg7 43. b3 Kg6 44. Kb2 b6 45. c4 Qe5+ 46. Kc2 Qh2+ 47. Kc3 Qxa2 48. Qe8+ Kf6 49. Qc6+ Kg7 50. Qd7+ Kg6 51. Qg4+ Kf6 1/2-1/2

[Event "WUCC op 11th"]
[Site "Zuerich"]
[Date "2010.09.11"]
[Round "9"]
[White "Panjwani, Raja"]
[Black "Otte, Marijn Willem"]
[Result "1-0"]
[ECO "A44"]
[WhiteElo "2429"]
[BlackElo "2264"]
[PlyCount "67"]
[EventDate "2010.09.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "CBM 138 Extra"]
[Source "ChessBase"]
[SourceDate "2010.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2010.10.29"]
[SourceQuality "1"]

1. d4 c5 2. d5 d6 3. c4 e5 4. Nc3 Be7 5. g3 Bg5 6. e3 h5 7. h4 Be7 8. Qc2 Na6 9. a3 Nc7 10. b4 b6 11. Bh3 Nf6 12. f3 Nd7 13. Rb1 g6 14. e4 g5 15. hxg5 Bxg5 16. f4 Bf6 17. Nf3 h4 18. Bxd7+ Bxd7 19. f5 hxg3 20. Rxh8+ Bxh8 21. Qg2 Qe7 22. Qxg3 0-0-0 23. Bg5 Bf6 24. bxc5 Bxg5 25. Qxg5 f6 26. Qd2 dxc5 27. d6 Qh7 28. dxc7 Rg8 29. Qh2 Qxh2 30. Nxh2 Rg2 31. Nf1 Rc2 32. Rb3 Bc6 33. Ne3 Rh2 34. Ned5 1-0

[Event "WUCC op 11th"]
[Site "Zuerich"]
[Date "2010.09.10"]
[Round "7"]
[White "Costa, Joao Guerra"]
[Black "Otte, Marijn Willem"]
[Result "1/2-1/2"]
[ECO "B96"]
[WhiteElo "2186"]
[BlackElo "2264"]
[PlyCount "46"]
[EventDate "2010.09.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "CBM 138 Extra"]
[Source "ChessBase"]
[SourceDate "2010.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2010.10.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Qe2 Nbd7 8. f4 Qc7 9. 0-0-0 b5 10. g4 Bb7 11. Bg2 Be7 12. a3 0-0-0 13. e5 dxe5 14. fxe5 Nxe5 15. Ncxb5 axb5 16. Nxb5 Qc5 17. Bf4 Bxg2 18. Qxg2 Qxb5 19. Bxe5 Qxe5 20. Qa8+ Kc7 21. Qa7+ Kc8 22. Qa8+ Qb8 23. Qc6+ Qc7 1/2-1/2

[Event "WUCC op 11th"]
[Site "Zuerich"]
[Date "2010.09.10"]
[Round "8"]
[White "Otte, Marijn Willem"]
[Black "Meier, Peter"]
[Result "1-0"]
[ECO "B34"]
[WhiteElo "2264"]
[BlackElo "2047"]
[PlyCount "67"]
[EventDate "2010.09.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "CBM 138 Extra"]
[Source "ChessBase"]
[SourceDate "2010.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2010.10.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Nc3 Nc6 6. Nxc6 bxc6 7. Bc4 e6 8. 0-0 Ne7 9. Qd6 Bb7 10. Bg5 Nc8 11. Qf4 f6 12. Bh6 Bxh6 13. Qxh6 Qe7 14. Rad1 Nb6 15. Bb3 Ba6 16. Rfe1 e5 17. a4 Nc4 18. Bxc4 Bxc4 19. f4 Rb8 20. b3 Qc5+ 21. Kh1 Bf7 22. Rd3 Qf8 23. Qh3 Be6 24. f5 gxf5 25. exf5 Bg8 26. Qe3 Rb7 27. Ne4 d5 28. Nc5 Re7 29. c4 h5 30. cxd5 Bxd5 31. Ne4 Qh6 32. Qc5 Qg7 33. Rxd5 cxd5 34. Qc8+ 1-0

[Event "WUCC op 11th"]
[Site "Zuerich"]
[Date "2010.09.08"]
[Round "6"]
[White "Kumar, Vedantha"]
[Black "Otte, Marijn Willem"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "1983"]
[BlackElo "2264"]
[PlyCount "65"]
[EventDate "2010.09.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "CBM 138 Extra"]
[Source "ChessBase"]
[SourceDate "2010.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2010.10.29"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. f4 d5 4. Nf3 a6 5. g3 b5 6. d3 b4 7. Nb1 dxe4 8. dxe4 Qxd1+ 9. Kxd1 Bb7 10. Nbd2 Nf6 11. Bd3 c4 12. Nxc4 Nxe4 13. Ke2 Nd7 14. Be3 Nec5 15. Rhd1 Nxd3 16. Rxd3 Rc8 17. Rxd7 Bxf3+ 18. Kxf3 Kxd7 19. Nb6+ Kc7 20. Nxc8 Kxc8 21. Re1 Bd6 22. Bd4 Rg8 23. Rd1 Kc7 24. Ke4 f5+ 25. Kf3 g5 26. Re1 gxf4 27. gxf4 Kd7 28. h3 Rg6 29. c4 bxc3 30. bxc3 Rh6 31. Kg3 Rg6+ 32. Kf3 Rh6 33. Kg3 1/2-1/2

[Event "WUCC op 11th"]
[Site "Zuerich"]
[Date "2010.09.08"]
[Round "5"]
[White "Otte, Marijn Willem"]
[Black "Poobalasingam, Peter"]
[Result "0-1"]
[ECO "C06"]
[WhiteElo "2264"]
[BlackElo "2332"]
[PlyCount "98"]
[EventDate "2010.09.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "CBM 138 Extra"]
[Source "ChessBase"]
[SourceDate "2010.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2010.10.29"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. c3 c5 6. Ngf3 Nc6 7. Bd3 g6 8. Bc2 b6 9. a3 a5 10. Nf1 Bg7 11. h4 h6 12. Ne3 Ba6 13. Ng4 Qc7 14. Bf4 0-0-0 15. Qd2 g5 16. hxg5 hxg5 17. Bh2 cxd4 18. cxd4 Nxd4 19. Nxd4 Bxe5 20. Bd3 Bxd3 21. Qxd3 Nc5 22. Qf3 Bxh2 23. Nb5 Qd7 24. Nc3 Bf4 25. Rxh8 Rxh8 26. g3 Bd2+ 27. Ke2 Bxc3 28. Qxc3 Qb5+ 29. Kf3 Rd8 30. Rd1 Qb3 31. Qxb3 Nxb3 32. Nf6 Kc7 33. Kg4 Kd6 34. Kxg5 Rc8 35. Rd3 a4 36. Ne4+ Ke5 37. Nc3 Rg8+ 38. Kh4 d4 39. Nxa4 Nc5 40. Nxc5 bxc5 41. f3 c4 42. Rd2 d3 43. b3 Kd4 44. bxc4 Kc3 45. Rd1 d2 46. g4 Kc2 47. Ra1 d1Q 48. Rxd1 Kxd1 49. f4 Ke2 0-1

[Event "WUCC op 11th"]
[Site "Zuerich"]
[Date "2010.09.07"]
[Round "4"]
[White "Otte, Marijn Willem"]
[Black "Sulashvili, Malkhaz"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2264"]
[BlackElo "2500"]
[PlyCount "102"]
[EventDate "2010.09.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "CBM 138 Extra"]
[Source "ChessBase"]
[SourceDate "2010.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2010.10.29"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. c3 e6 5. Be3 Nd7 6. f4 f6 7. Nf3 Qb6 8. Qb3 g5 9. exf6 g4 10. f7+ Kxf7 11. Ne5+ Nxe5 12. fxe5 h5 13. Nd2 Be7 14. Be2 Kg6 15. h4 Nh6 16. g3 Rac8 17. 0-0 Rhf8 18. Rf4 Rfd8 19. Raf1 c5 20. Kh2 c4 21. Qxb6 axb6 22. a3 Ra8 23. R4f2 Rf8 24. Bd1 b5 25. Kg1 Rac8 26. Re1 Bd3 27. Bxh6 Rxf2 28. Kxf2 Kxh6 29. Be2 Bg6 30. Rf1 Kh7 31. Ke1 Ra8 32. Bd1 Re8 33. Rf2 Bf8 34. Nf1 Bh6 35. Bc2 Bxc2 36. Rxc2 Rf8 37. Nh2 Be3 38. Re2 Bg1 39. Nf1 Rf3 40. Rg2 Be3 41. Nh2 Rf8 42. Re2 Bh6 43. Kd1 Kg6 44. Rg2 Rf7 45. Ke2 Rf5 46. Rg1 Rf8 47. Rb1 Kf5 48. b3 Ke4 49. bxc4 bxc4 50. Rf1 Rxf1 51. Nxf1 b5 0-1

[Event "WUCC op 11th"]
[Site "Zuerich"]
[Date "2010.09.06"]
[Round "3"]
[White "Hoffmann, Paul"]
[Black "Otte, Marijn Willem"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "2372"]
[BlackElo "2264"]
[PlyCount "84"]
[EventDate "2010.09.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "CBM 138 Extra"]
[Source "ChessBase"]
[SourceDate "2010.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2010.10.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Nc3 a6 4. a4 Nf6 5. g3 Nc6 6. Bg2 e5 7. d3 h5 8. h3 Nd4 9. Nxd4 cxd4 10. Ne2 Be6 11. f4 g6 12. Ng1 Qc7 13. Nf3 Rc8 14. 0-0 Nd7 15. Rf2 f6 16. f5 gxf5 17. Nh4 fxe4 18. Bxe4 Bxh3 19. Bg6+ Kd8 20. Bxh5 Be6 21. Bg4 Bxg4 22. Qxg4 Qc6 23. b4 Kc7 24. Rb1 Be7 25. Qe6 Rcg8 26. Kh2 Rg7 27. b5 axb5 28. axb5 Qc5 29. Bd2 Nf8 30. b6+ Qxb6 31. Qa2 Qc6 32. Rb6 Qxb6 33. Ba5 f5 34. Bxb6+ Kxb6 35. Rf3 f4 36. Qd5 Nd7 37. gxf4 Rxh4+ 38. Rh3 Rxf4 39. Rh8 Kc7 40. Qa5+ Nb6 41. Kh3 Rf1 42. Kh2 Bg5 0-1

[Event "WUCC op 11th"]
[Site "Zuerich"]
[Date "2010.09.06"]
[Round "2"]
[White "Otte, Marijn Willem"]
[Black "Ahmadinia, Ebrahim"]
[Result "0-1"]
[ECO "B27"]
[WhiteElo "2264"]
[BlackElo "2414"]
[PlyCount "82"]
[EventDate "2010.09.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "CBM 138 Extra"]
[Source "ChessBase"]
[SourceDate "2010.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2010.10.29"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Be3 c5 4. Nf3 Qb6 5. Nc3 Nf6 6. Qd2 Nc6 7. d5 Nb8 8. Na4 Qd8 9. e5 Ne4 10. Qd3 Qa5+ 11. Nc3 Nxc3 12. Bd2 0-0 13. Bxc3 Qb6 14. h4 d6 15. h5 dxe5 16. hxg6 fxg6 17. 0-0-0 Bf5 18. Qe3 Nd7 19. d6 exd6 20. Bc4+ d5 21. Bxd5+ Be6 22. Ba5 Qa6 23. Qd3 Bxd5 24. Qxd5+ Kh8 25. Rxh7+ Kxh7 26. Ng5+ Kh6 27. Bd2 Nf6 28. Rh1+ Nh5 29. Ne6+ Kh7 30. g4 Rxf2 31. c4 Qc6 32. gxh5 Qxd5 33. cxd5 Bf6 34. hxg6+ Kxg6 35. Bc3 b6 36. Rd1 Kf7 37. Nc7 Rd8 38. Rh1 e4 39. Bxf6 Kxf6 40. d6 Ke5 41. Nb5 a6 0-1

[Event "WUCC op 11th"]
[Site "Zuerich"]
[Date "2010.09.05"]
[Round "1"]
[White "Swinkels, Robin"]
[Black "Otte, Marijn Willem"]
[Result "1/2-1/2"]
[ECO "A56"]
[WhiteElo "2478"]
[BlackElo "2264"]
[PlyCount "175"]
[EventDate "2010.09.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SUI"]
[SourceTitle "CBM 138 Extra"]
[Source "ChessBase"]
[SourceDate "2010.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2010.10.29"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e5 4. Nc3 d6 5. e4 Be7 6. g3 Na6 7. Bg2 Nc7 8. a4 b6 9. Nf3 a6 10. 0-0 0-0 11. Ne1 Rb8 12. Nd3 b5 13. b3 Nd7 14. cxb5 axb5 15. b4 bxa4 16. bxc5 Nxc5 17. Nxc5 dxc5 18. Rxa4 Rb4 19. Be3 Ba6 20. Re1 Bb5 21. Ra5 Bd6 22. Na2 Na6 23. Rxa6 Bxa6 24. Nxb4 cxb4 25. Qa4 Qa8 26. Ra1 Bb7 27. Qxa8 Rxa8 28. Rxa8+ Bxa8 29. Bf1 f5 30. f3 fxe4 31. fxe4 Kf7 32. Kf2 Bb7 33. Ke1 Bc8 34. Kd2 Bd7 35. Kc2 Ba4+ 36. Kb2 Kf6 37. Bd3 g5 38. Bc2 Bd7 39. Kb3 Bg4 40. Kc4 h6 41. Bc5 Be2+ 42. Kxb4 Ke7 43. Bxd6+ Kxd6 44. Kc3 Kc5 45. Kd2 Bh5 46. Ke3 Bg4 47. Bd3 Bh3 48. Be2 Bd7 49. Bh5 Bc8 50. Bg6 Bg4 51. Bf5 Bh5 52. Bc8 Bd1 53. Ba6 Bg4 54. Be2 Bd7 55. Bd1 Be8 56. Bg4 Ba4 57. Bh5 Bb3 58. Be2 Ba4 59. h4 gxh4 60. gxh4 Be8 61. Bf3 Bd7 62. Kf2 Bc8 63. Kg3 Bd7 64. Bg2 Bc8 65. Bh3 Ba6 66. Kg4 Bc8+ 67. Kg3 Ba6 68. Bf5 Be2 69. Bg4 Bb5 70. Bd1 Bd7 71. Bf3 Kd6 72. Bg4 Bb5 73. Bh3 Be2 74. Bg2 Bh5 75. Bf3 Bg6 76. Kg4 Ke7 77. Bg2 Kf6 78. h5 Be8 79. Bh3 Ke7 80. Kh4 Ba4 81. Bf5 Bd1 82. Bg4 Ba4 83. Kg3 Kd6 84. Bf5 Bd1 85. Bh3 Be2 86. Bg2 Bxh5 87. Bf3 Bg6 88. Kg4 1/2-1/2

[Event "Bossum Pinkster op-A"]
[Site "Bossum"]
[Date "2010.05.24"]
[Round "7"]
[White "De Groote, Ewoud"]
[Black "Otte, Marijn Willem"]
[Result "1/2-1/2"]
[ECO "B30"]
[WhiteElo "2239"]
[BlackElo "2314"]
[PlyCount "69"]
[EventDate "2010.05.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 136 Extra"]
[Source "ChessBase"]
[SourceDate "2010.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2010.07.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 Qb6 4. Nc3 e6 5. Bxc6 dxc6 6. d3 Qc7 7. 0-0 e5 8. Ne2 g6 9. Ne1 Be6 10. f4 f6 11. fxe5 fxe5 12. Nf3 h6 13. b3 Bg7 14. Bb2 Ne7 15. Qe1 g5 16. Ng3 0-0 17. Qe3 Ng6 18. Qxc5 b6 19. Qe3 c5 20. h3 Nf4 21. Ne2 Rae8 22. Kh2 Qe7 23. Nxf4 exf4 24. Qc1 Bxb2 25. Qxb2 g4 26. hxg4 Bxg4 27. Rf2 Rf7 28. Rh1 Bxf3 29. Rxf3 Qh4+ 30. Rh3 Qf2 31. Rg1 Re6 32. Qc3 Rg6 33. Qc4 Kf8 34. Rf3 Qh4+ 35. Rh3 1/2-1/2

[Event "Bossum Pinkster op-A"]
[Site "Bossum"]
[Date "2010.05.24"]
[Round "6"]
[White "Otte, Marijn Willem"]
[Black "Hachijan, Armen"]
[Result "1-0"]
[ECO "B67"]
[WhiteElo "2314"]
[BlackElo "2147"]
[PlyCount "79"]
[EventDate "2010.05.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 136 Extra"]
[Source "ChessBase"]
[SourceDate "2010.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2010.07.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qc7 8. Bxf6 gxf6 9. Qd2 Nc6 10. 0-0-0 Bd7 11. Be2 h5 12. Rhf1 Be7 13. Rf3 Nxd4 14. Qxd4 Qa5 15. Kb1 0-0-0 16. b4 Qc7 17. Nd5 exd5 18. Rc3 Bc6 19. exd5 Kd7 20. dxc6+ Ke8 21. cxb7 Qxb7 22. Bf3 Qb8 23. Bd5 Kf8 24. Re1 h4 25. Rxe7 Kxe7 26. Re3+ Kd7 27. Qxf6 Qb6 28. Re7+ Kc8 29. Rb7 Qxb7 30. Bxb7+ Kxb7 31. Qxf7+ Kc6 32. Qc4+ Kb7 33. Qd5+ Kc7 34. a4 h3 35. g3 Rhe8 36. b5 Re1+ 37. Kb2 Rg1 38. Qh5 Re8 39. Qxh3 Ree1 40. Qh7+ 1-0

[Event "Bossum Pinkster op-A"]
[Site "Bossum"]
[Date "2010.05.23"]
[Round "4"]
[White "Otte, Marijn Willem"]
[Black "Drost, Peter"]
[Result "0-1"]
[ECO "C06"]
[WhiteElo "2314"]
[BlackElo "2084"]
[PlyCount "72"]
[EventDate "2010.05.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 136 Extra"]
[Source "ChessBase"]
[SourceDate "2010.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2010.07.15"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ngf3 g6 8. Bc2 Bg7 9. h4 h6 10. a3 Qb6 11. Nf1 a5 12. Rb1 cxd4 13. cxd4 a4 14. Ne3 Qa6 15. h5 g5 16. Ng4 Nb6 17. Rh3 Rf8 18. Ng1 f5 19. exf6 Bxf6 20. Nxf6+ Rxf6 21. Bxg5 hxg5 22. h6 Bd7 23. h7 Ke7 24. h8Q Rxh8 25. Rxh8 Qa5+ 26. Kf1 Nc4 27. Nf3 g4 28. Ne5 Ne3+ 29. Kg1 Nxd1 30. Rh7+ Ke8 31. Rh8+ Ke7 32. Rh7+ Kd8 33. Rxd7+ Kc8 34. Rxd1 Nxe5 35. dxe5 Rf4 36. Rg7 Qb6 0-1

[Event "Bossum Pinkster op-A"]
[Site "Bossum"]
[Date "2010.05.23"]
[Round "5"]
[White "Tangarife Ramirez, Gonzalo"]
[Black "Otte, Marijn Willem"]
[Result "0-1"]
[ECO "A37"]
[BlackElo "2314"]
[PlyCount "78"]
[EventDate "2010.05.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 136 Extra"]
[Source "ChessBase"]
[SourceDate "2010.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2010.07.15"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nc6 3. Nc3 e5 4. g3 g6 5. Bg2 Bg7 6. 0-0 Nge7 7. d3 0-0 8. Bg5 f6 9. Bd2 Rb8 10. Ne1 a6 11. Nc2 b5 12. b3 d6 13. Ne3 f5 14. Ned5 h6 15. Rb1 b4 16. Nxe7+ Nxe7 17. Nd5 Bb7 18. Nxe7+ Qxe7 19. e4 f4 20. g4 Bc6 21. f3 a5 22. Bc1 a4 23. Bb2 Ra8 24. Qc2 Bf6 25. Ra1 Ra7 26. Rfb1 Rfa8 27. Qd1 Bh4 28. Bf1 Kh7 29. Be2 h5 30. Kg2 hxg4 31. fxg4 a3 32. Bc1 Rh8 33. Kf3 Kg8 34. Bf1 Bf2 35. h3 Qh4 36. Qd2 Qg3+ 37. Ke2 Rah7 38. Qd1 Rxh3 39. Bxh3 Rxh3 0-1

[Event "Bossum Pinkster op-A"]
[Site "Bossum"]
[Date "2010.05.22"]
[Round "3"]
[White "Legemaat, Gert"]
[Black "Otte, Marijn Willem"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "2233"]
[BlackElo "2314"]
[PlyCount "40"]
[EventDate "2010.05.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 136 Extra"]
[Source "ChessBase"]
[SourceDate "2010.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2010.07.15"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. f4 d5 4. Nf3 a6 5. d3 b5 6. e5 Ne7 7. g4 h5 8. g5 g6 9. Bg2 Nf5 10. Ne2 Bb7 11. Ng3 Nd7 12. 0-0 c4 13. d4 Qb6 14. c3 a5 15. Re1 Ng7 16. Nh4 Be7 17. Qc2 Nf8 18. Be3 Nf5 19. Nf3 Ng7 20. Nh4 Nf5 1/2-1/2

[Event "Bossum Pinkster op-A"]
[Site "Bossum"]
[Date "2010.05.22"]
[Round "2"]
[White "Otte, Marijn Willem"]
[Black "Wieringa, Helmer"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2314"]
[PlyCount "101"]
[EventDate "2010.05.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 136 Extra"]
[Source "ChessBase"]
[SourceDate "2010.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2010.07.15"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Bc5 3. Nf3 Nc6 4. d3 Nf6 5. Bb3 d6 6. c3 Bb6 7. Nbd2 Be6 8. Bc2 Ne7 9. Nc4 c6 10. Qe2 Ng6 11. h3 Qe7 12. a4 h6 13. a5 Bc7 14. Be3 d5 15. Ncd2 Nd7 16. d4 dxe4 17. Nxe5 Ngxe5 18. dxe5 Bxe5 19. a6 b6 20. Bxe4 Rc8 21. Nf3 Bf6 22. Nd4 Bxd4 23. Bxd4 0-0 24. Bc2 Rfe8 25. 0-0 c5 26. Be3 Bd5 27. Rfe1 Rc6 28. Rad1 Rd6 29. Qd3 g6 30. c4 Ne5 31. Qc3 Bc6 32. Rxd6 Qxd6 33. Bxh6 Kh7 34. Bd2 Qd4 35. b3 f6 36. Qxd4 cxd4 37. f4 Nf7 38. Rxe8 Bxe8 39. Bc1 Bd7 40. Bb2 Bc8 41. Bxd4 Kg7 42. c5 bxc5 43. Bxc5 Bxa6 44. Bxa7 Nd6 45. Kf2 f5 46. g4 Ne4+ 47. Ke3 Bb7 48. gxf5 gxf5 49. b4 Kh6 50. Kd4 Kg6 51. Ke5 1-0

[Event "Leiden Noteboom Memorial 70th"]
[Site "Leiden"]
[Date "2010.02.13"]
[Round "3"]
[White "Otte, Marijn Willem"]
[Black "Van Loon, Eric"]
[Result "0-1"]
[ECO "B29"]
[WhiteElo "2301"]
[BlackElo "2056"]
[PlyCount "60"]
[EventDate "2010.02.12"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 134 Extra"]
[Source "ChessBase"]
[SourceDate "2010.03.03"]
[SourceVersion "1"]
[SourceVersionDate "2010.03.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 Nf6 4. e5 Ng4 5. Qe2 d6 6. exd6 e6 7. Nb5 Bxd6 8. Nxd6+ Qxd6 9. c3 0-0 10. d3 f5 11. Qc2 e5 12. h3 Nf6 13. Be2 Be6 14. Nd2 Rae8 15. 0-0 Nd5 16. Nc4 Qe7 17. a4 Qh4 18. Re1 Rf6 19. Bf3 Bf7 20. Kh2 Nf4 21. Bxc6 bxc6 22. Bxf4 Qxf4+ 23. g3 Qf3 24. Nxe5 Rxe5 25. Rxe5 Bd5 26. Rg1 f4 27. Re2 Qh5 28. d4 c4 29. h4 Rh6 30. Re5 Qxh4+ 0-1

[Event "Ho Chi Minh City op"]
[Site "Ho Chi Minh City"]
[Date "2009.12.08"]
[Round "9"]
[White "Otte, Marijn Willem"]
[Black "Le, Kieu Thien Kim"]
[Result "1/2-1/2"]
[ECO "B05"]
[WhiteElo "2298"]
[BlackElo "2250"]
[PlyCount "77"]
[EventDate "2009.12.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "CBM 133 Extra"]
[Source "ChessBase"]
[SourceDate "2010.01.05"]
[SourceVersion "1"]
[SourceVersionDate "2010.01.05"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Be2 e6 6. c4 Nb6 7. h3 Bh5 8. 0-0 Be7 9. Nc3 0-0 10. Be3 d5 11. c5 Nc8 12. Ne1 Bxe2 13. Qxe2 b6 14. b4 a5 15. cxb6 Nxb6 16. bxa5 Rxa5 17. Nd3 Nc4 18. Rfb1 Nxe3 19. fxe3 c5 20. Nb5 cxd4 21. exd4 Nc6 22. a4 Qb6 23. Qe3 Qa6 24. Rc1 Rxa4 25. Nc5 Bxc5 26. Rxa4 Qxb5 27. Rca1 Nxd4 28. Rxd4 Qb6 29. Raa4 Qb5 30. Ra1 Qb2 31. Rad1 Ra8 32. Kh2 Bxd4 33. Rxd4 h6 34. Rg4 Ra3 35. Qf4 Kh7 36. Rh4 Ra2 37. Rxh6+ Kg8 38. Rh8+ Kxh8 39. Qh4+ 1/2-1/2

[Event "Ho Chi Minh City op"]
[Site "Ho Chi Minh City"]
[Date "2009.12.07"]
[Round "8"]
[White "Nguyen, Thi Thanh An"]
[Black "Otte, Marijn Willem"]
[Result "0-1"]
[ECO "E70"]
[WhiteElo "2330"]
[BlackElo "2298"]
[PlyCount "92"]
[EventDate "2009.12.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "CBM 133 Extra"]
[Source "ChessBase"]
[SourceDate "2010.01.05"]
[SourceVersion "1"]
[SourceVersionDate "2010.01.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 0-0 5. Nf3 c6 6. Bd3 d5 7. cxd5 cxd5 8. e5 Ne8 9. Qb3 Nc7 10. Be3 Nc6 11. Rd1 Rb8 12. Na4 b6 13. Rc1 Bb7 14. 0-0 Qd7 15. Rfd1 Na5 16. Qb4 Rfc8 17. b3 Ne6 18. h4 Rxc1 19. Rxc1 Rc8 20. Re1 Nc6 21. Qd2 f6 22. exf6 exf6 23. h5 Kf7 24. Bh6 Bh8 25. hxg6+ hxg6 26. Nh4 Ne7 27. Qe2 f5 28. Nxg6 Kxg6 29. Qxe6+ Qxe6 30. Rxe6+ Kf7 31. Re1 Bxd4 32. Bf4 Kf6 33. Rc1 Ng6 34. Rxc8 Bxc8 35. Bc1 Ne5 36. Be2 Ng4 37. Bb2 Ke5 38. Kf1 Bd7 39. f4+ Ke4 40. Bf3+ Ke3 41. Bc1+ Kd3 42. Bb2 Nh2+ 43. Ke1 Nxf3+ 44. gxf3 Bxa4 45. Bxd4 Kxd4 46. bxa4 Ke3 0-1

[Event "Ho Chi Minh City op"]
[Site "Ho Chi Minh City"]
[Date "2009.12.07"]
[Round "7"]
[White "Otte, Marijn Willem"]
[Black "Lo, Kin Mun Dominic"]
[Result "0-1"]
[ECO "B29"]
[WhiteElo "2298"]
[BlackElo "2154"]
[PlyCount "138"]
[EventDate "2009.12.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "CBM 133 Extra"]
[Source "ChessBase"]
[SourceDate "2010.01.05"]
[SourceVersion "1"]
[SourceVersionDate "2010.01.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 Nf6 4. e5 Ng4 5. Qe2 Qc7 6. Nb5 Qb8 7. d4 a6 8. Nd6+ exd6 9. exd6+ Kd8 10. dxc5 Bxd6 11. Ng5 Bxc5 12. Nxf7+ Kc7 13. Qxg4 Re8+ 14. Be2 Re7 15. Qg3+ d6 16. Be3 Bxe3 17. Nxd6 Bd4 18. Nc4+ Kd8 19. Qd3 Qf4 20. Ne3 Rxe3 21. fxe3 Qxe3 22. c3 Qxd3 23. Bxd3 Bf6 24. Bxh7 Be6 25. 0-0-0+ Kc7 26. Kb1 a5 27. Rhe1 Bg4 28. Rd3 Rh8 29. h3 Ne5 30. Rd5 Be6 31. Rdxe5 Bxe5 32. Rxe5 Kd6 33. Rxe6+ Kxe6 34. Be4 b6 35. Kc2 Ke5 36. Bc6 Rc8 37. Bf3 g5 38. Kb3 Kd6 39. c4 Rc5 40. a3 Ke5 41. Kc3 b5 42. Bd5 Rc8 43. Kd3 Rd8 44. Kc3 Rc8 45. b3 Rc7 46. Kd3 Rc8 47. Bb7 Rd8+ 48. Kc3 b4+ 49. axb4 axb4+ 50. Kc2 Rd7 51. Bf3 Kd4 52. Kb2 Re7 53. Kc2 Re5 54. Kd2 Ra5 55. Bd1 Re5 56. g3 Re3 57. h4 Rxg3 58. hxg5 Rg2+ 59. Be2 Rxg5 60. c5 Rxc5 61. Bc4 Rh5 62. Bf1 Rh2+ 63. Kc1 Kc3 64. Kb1 Rh1 65. Ka2 Kc2 66. Bb5 Kc1 67. Be8 Rh7 68. Ba4 Ra7 69. Ka1 Rxa4+ 0-1

[Event "Ho Chi Minh City op"]
[Site "Ho Chi Minh City"]
[Date "2009.12.06"]
[Round "6"]
[White "Nguyen, Van Huy"]
[Black "Otte, Marijn Willem"]
[Result "1-0"]
[ECO "A37"]
[WhiteElo "2414"]
[BlackElo "2298"]
[PlyCount "117"]
[EventDate "2009.12.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "CBM 133 Extra"]
[Source "ChessBase"]
[SourceDate "2010.01.05"]
[SourceVersion "1"]
[SourceVersionDate "2010.01.05"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nc6 3. g3 e5 4. Nc3 g6 5. Bg2 Bg7 6. 0-0 Nge7 7. a3 0-0 8. Rb1 d6 9. b4 h6 10. d3 Rb8 11. Ne1 Be6 12. Nc2 Qd7 13. bxc5 dxc5 14. Ne4 b6 15. Bxh6 f5 16. Bxg7 Kxg7 17. Ng5 Bg8 18. f4 Qd6 19. Qc1 Rbd8 20. Qb2 Qf6 21. Rbd1 Rd6 22. Nf3 exf4 23. Qxf6+ Kxf6 24. gxf4 Rfd8 25. Rb1 Be6 26. Kf2 Bc8 27. Rg1 Rh8 28. Rbd1 Kg7 29. Bh1 Bb7 30. Kg3 Ng8 31. e4 fxe4 32. dxe4 Nf6 33. Ng5 Rhd8 34. Bf3 Rxd1 35. Bxd1 Rd3+ 36. Kf2 Na5 37. e5 Ne4+ 38. Nxe4 Bxe4 39. Ne3 Kf7 40. Be2 Rxa3 41. Rd1 Bc6 42. Rd6 Ra2 43. Rf6+ Kg7 44. f5 gxf5 45. Nxf5+ Kh8 46. Ke3 Ra3+ 47. Kf4 Rh3 48. Kg5 Be4 49. Bg4 Rxh2 50. Nd6 Bd3 51. e6 Nxc4 52. Nf7+ Kg7 53. e7 Nd2 54. Nd6 Bb5 55. Rf7+ Kg8 56. Rf8+ Kg7 57. Nxb5 Ne4+ 58. Kf4 Rf2+ 59. Bf3 1-0

[Event "Ho Chi Minh City op"]
[Site "Ho Chi Minh City"]
[Date "2009.12.05"]
[Round "5"]
[White "Chan, Wei Xuan Timothy"]
[Black "Otte, Marijn Willem"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2344"]
[BlackElo "2298"]
[PlyCount "91"]
[EventDate "2009.12.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "CBM 133 Extra"]
[Source "ChessBase"]
[SourceDate "2010.01.05"]
[SourceVersion "1"]
[SourceVersionDate "2010.01.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. c3 Nf6 4. e5 Nd5 5. d4 cxd4 6. cxd4 d6 7. Bc4 Be7 8. 0-0 Nc6 9. exd6 Qxd6 10. Nc3 0-0 11. Re1 Rd8 12. Bb3 b6 13. a3 Bb7 14. Nxd5 exd5 15. g3 a6 16. Bf4 Qd7 17. Qd3 Re8 18. Rac1 Rac8 19. Ba4 b5 20. Bc2 g6 21. Ne5 Nxe5 22. Bxe5 f6 23. Bf4 Bf8 24. Bb3 Rxe1+ 25. Rxe1 Re8 26. Rc1 Rc8 27. Rxc8 Qxc8 28. Qe2 Kf7 29. h4 Qe6 30. Qd2 Qc6 31. Bh6 Bd6 32. Bf4 Bf8 33. Qd3 Bc8 34. Qf3 Be6 35. g4 Bg7 36. Kg2 Ke8 37. Qe3 Kd7 38. g5 Bf5 39. gxf6 Bxf6 40. Bg5 Bxg5 41. hxg5 Be4+ 42. Kh2 Bc2 43. Ba2 Qd6+ 44. Kg1 Qe6 45. Qf4 a5 46. b4 1/2-1/2

[Event "Ho Chi Minh City op"]
[Site "Ho Chi Minh City"]
[Date "2009.12.04"]
[Round "3"]
[White "Duong, The Anh"]
[Black "Otte, Marijn Willem"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "2440"]
[BlackElo "2298"]
[PlyCount "88"]
[EventDate "2009.12.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "CBM 133 Extra"]
[Source "ChessBase"]
[SourceDate "2010.01.05"]
[SourceVersion "1"]
[SourceVersionDate "2010.01.05"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 c5 3. Bxf6 exf6 4. c3 Qb6 5. Qd2 d5 6. e3 Nc6 7. Ne2 Be6 8. g3 Bd6 9. Bg2 h5 10. Nf4 Ne7 11. dxc5 Qxc5 12. Qd1 h4 13. Nd2 Bxf4 14. Nb3 Qb6 15. exf4 hxg3 16. hxg3 Rxh1+ 17. Bxh1 0-0-0 18. Qd4 Qxd4 19. Nxd4 Nc6 20. Kd2 Nxd4 21. cxd4 Kc7 22. Bf3 Rh8 23. Re1 f5 24. Re3 b6 25. b4 Ra8 26. a4 a5 27. b5 Kd6 28. Re1 Rc8 29. Be2 Rh8 30. Rc1 Bd7 31. Bd3 g6 32. Be2 Rh2 33. Ke3 Rh8 34. Bf3 Rc8 35. Rxc8 Bxc8 36. Bd1 Be6 37. f3 Ke7 38. g4 Kf6 39. Kf2 Kg7 40. Kg3 f6 41. g5 Kf7 42. Bb3 Ke7 43. Kh4 Kf7 44. Bc2 Kg7 1/2-1/2

[Event "Ho Chi Minh City op"]
[Site "Ho Chi Minh City"]
[Date "2009.12.04"]
[Round "4"]
[White "Otte, Marijn Willem"]
[Black "Nguyen, Thanh Son"]
[Result "1-0"]
[ECO "B99"]
[WhiteElo "2298"]
[BlackElo "2362"]
[PlyCount "85"]
[EventDate "2009.12.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "CBM 133 Extra"]
[Source "ChessBase"]
[SourceDate "2010.01.05"]
[SourceVersion "1"]
[SourceVersionDate "2010.01.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. 0-0-0 Nbd7 10. g4 b5 11. Bxf6 gxf6 12. f5 Ne5 13. Qh3 Nc6 14. fxe6 fxe6 15. Ncxb5 axb5 16. Bxb5 0-0 17. Nxc6 Rxa2 18. Kb1 Ra8 19. Qd3 Rf7 20. Nxe7+ Qxe7 21. c4 Bb7 22. Rhe1 Rg7 23. h3 h5 24. gxh5 Ba6 25. h6 Rf7 26. Qxd6 Bxb5 27. Qxe7 Rxe7 28. cxb5 Rb8 29. Rf1 Rxb5 30. Rxf6 Kh7 31. Rg1 Re5 32. Rg4 Rb7 33. h4 Rc7 34. b3 Kh8 35. Kb2 Rec5 36. Rf8+ Kh7 37. Rg7+ Rxg7 38. hxg7 Kxg7 39. Rf4 Rb5 40. Kc3 Rb8 41. b4 Rc8+ 42. Kb3 Rb8 43. Kc4 1-0

[Event "Ho Chi Minh City op"]
[Site "Ho Chi Minh City"]
[Date "2009.12.03"]
[Round "2"]
[White "Otte, Marijn Willem"]
[Black "Ashwin, Jayaram"]
[Result "0-1"]
[ECO "B94"]
[WhiteElo "2298"]
[BlackElo "2425"]
[PlyCount "86"]
[EventDate "2009.12.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "CBM 133 Extra"]
[Source "ChessBase"]
[SourceDate "2010.01.05"]
[SourceVersion "1"]
[SourceVersionDate "2010.01.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 e6 8. Qe2 Qa5 9. Bd2 Qb6 10. Nb3 Qc7 11. f4 b5 12. Bd3 Bb7 13. a4 b4 14. Nd1 Nc5 15. Nxc5 dxc5 16. Nf2 Qc6 17. c4 e5 18. g4 0-0-0 19. g5 Nd7 20. f5 Nb8 21. Bc2 Qb6 22. b3 Nc6 23. Be3 Be7 24. Qg4 Kb8 25. Rd1 Nd4 26. Bxd4 exd4 27. Bd3 h6 28. h4 hxg5 29. hxg5 Rxh1+ 30. Nxh1 Rh8 31. Ke2 Qc7 32. Nf2 Ka7 33. Kf3 Qd8 34. g6 Rh4 35. Qg2 Qh8 36. Ke2 Qh5+ 37. Qf3 fxg6 38. fxg6 Qxg6 39. Rh1 Qh6 40. Rxh4 Bxh4 41. Qf8 Qe3+ 42. Kd1 Qxf2 43. Qxc5+ Ka8 0-1

[Event "Ho Chi Minh City op"]
[Site "Ho Chi Minh City"]
[Date "2009.12.03"]
[Round "1"]
[White "Otte, Marijn Willem"]
[Black "Tong, Thai Hung"]
[Result "1-0"]
[ECO "B61"]
[WhiteElo "2298"]
[PlyCount "123"]
[EventDate "2009.12.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "VIE"]
[SourceTitle "CBM 133 Extra"]
[Source "ChessBase"]
[SourceDate "2010.01.05"]
[SourceVersion "1"]
[SourceVersionDate "2010.01.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 d6 4. d4 cxd4 5. Nxd4 Nf6 6. Bg5 Bd7 7. Qd2 Rc8 8. Nxc6 bxc6 9. 0-0-0 h6 10. Bxf6 gxf6 11. Bc4 Bg7 12. f4 Rb8 13. f5 h5 14. Kb1 Qb6 15. Bb3 Bh6 16. Qe2 Bf4 17. Qc4 Rh7 18. Ne2 Be5 19. Nc1 Bc8 20. Qe2 a5 21. c3 Ba6 22. Qc2 h4 23. Nd3 Bxd3 24. Rxd3 Kd7 25. Qd2 Rg8 26. Bd1 Rhg7 27. Bf3 Bxh2 28. c4 Bg3 29. Rb3 Qa7 30. c5 a4 31. Rb4 Rb8 32. cxd6 exd6 33. e5 Bxe5 34. Rxb8 Qxb8 35. Rxh4 Qa7 36. Rc4 d5 37. a3 Rh7 38. Ka2 Qa6 39. Rb4 Bd6 40. Rg4 Rh1 41. Qc2 Qf1 42. Rxa4 Qa1+ 43. Kb3 Re1 44. Ra7+ Bc7 45. Bxd5 Re3+ 46. Ka4 Rxa3+ 47. bxa3 Qd4+ 48. Kb3 Qxa7 49. Qxc6+ Ke7 50. Kc4 Bd6 51. a4 Qf2 52. a5 Qa2+ 53. Kb5 Qe2+ 54. Bc4 Qb2+ 55. Ka6 Qb4 56. Qb7+ Kd8 57. Qxb4 Bxb4 58. Kb6 Ke7 59. a6 Bd2 60. a7 Be3+ 61. Kb7 Bxa7 62. Kxa7 1-0

[Event "Enschede Twente op"]
[Site "Enschede"]
[Date "2009.08.08"]
[Round "9"]
[White "Ringoir, Tanguy"]
[Black "Otte, Marijn Willem"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "2406"]
[BlackElo "2298"]
[PlyCount "39"]
[EventDate "2009.07.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. f4 d5 4. Nf3 a6 5. d3 Nc6 6. g3 Nf6 7. Bg2 b5 8. 0-0 d4 9. Ne2 Bb7 10. h3 h5 11. c3 dxc3 12. Nxc3 Nb4 13. e5 Nfd5 14. Ne4 c4 15. dxc4 Nxf4 16. Bxf4 Qxd1 17. Rfxd1 Bxe4 18. cxb5 Bc5+ 19. Kh2 axb5 20. a3 1/2-1/2

[Event "Enschede Twente op"]
[Site "Enschede"]
[Date "2009.08.07"]
[Round "8"]
[White "Otte, Marijn Willem"]
[Black "Burg, Twan"]
[Result "0-1"]
[ECO "B94"]
[WhiteElo "2298"]
[BlackElo "2422"]
[PlyCount "58"]
[EventDate "2009.07.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. f4 Qc7 8. Qe2 e6 9. g3 h6 10. Bxf6 Nxf6 11. Bg2 g6 12. 0-0-0 Bg7 13. f5 Bd7 14. fxe6 fxe6 15. Bh3 Kf7 16. Rhf1 Rhe8 17. e5 dxe5 18. Nf3 Kg8 19. Nxe5 Bb5 20. Nd3 Kh7 21. Kb1 Nd5 22. Nxb5 axb5 23. Qe4 Rxa2 24. Ne5 Bxe5 25. Kxa2 Nc3+ 26. bxc3 Ra8+ 27. Kb1 Ra1+ 28. Kxa1 Qxc3+ 29. Kb1 Qa1# 0-1

[Event "Enschede Twente op"]
[Site "Enschede"]
[Date "2009.08.06"]
[Round "7"]
[White "Otte, Marijn Willem"]
[Black "Schut, Lisa"]
[Result "1-0"]
[ECO "B97"]
[WhiteElo "2298"]
[BlackElo "2212"]
[PlyCount "65"]
[EventDate "2009.07.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qb6 8. Qd2 Qxb2 9. Rb1 Qa3 10. f5 Nc6 11. fxe6 fxe6 12. Nxc6 bxc6 13. Be2 Be7 14. 0-0 0-0 15. Rb3 Qc5+ 16. Be3 Qa5 17. Nd5 Qd8 18. Bb6 Qd7 19. Nxe7+ Qxe7 20. e5 dxe5 21. Qa5 Nd7 22. Rxf8+ Qxf8 23. Bf2 Nf6 24. Qxe5 Bd7 25. c4 a5 26. Bd4 Kh8 27. h3 Be8 28. Rb7 Nd7 29. Qxe6 Nc5 30. Qe7 Qxe7 31. Rxe7 Nd7 32. Rxg7 c5 33. Bc3 1-0

[Event "Enschede Twente op"]
[Site "Enschede"]
[Date "2009.08.05"]
[Round "6"]
[White "Rademakers, Evert"]
[Black "Otte, Marijn Willem"]
[Result "1/2-1/2"]
[ECO "E70"]
[WhiteElo "2154"]
[BlackElo "2298"]
[PlyCount "73"]
[EventDate "2009.07.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 c6 6. h3 d5 7. e5 Ne4 8. Bd3 Nxc3 9. bxc3 dxc4 10. Bxc4 c5 11. 0-0 cxd4 12. cxd4 Nc6 13. a4 Bf5 14. Re1 Na5 15. Ba2 Rc8 16. Ba3 Bc2 17. Qd2 Nb3 18. Qg5 Re8 19. Qf4 e6 20. Ng5 Qd7 21. Bxb3 Bxb3 22. Ne4 Rc4 23. Bd6 Rd8 24. Nc5 Rxc5 25. dxc5 Bd5 26. Qb4 Rc8 27. Red1 Qc6 28. f3 f6 29. exf6 Bxf6 30. Rab1 a6 31. Qf4 Bg7 32. Rb6 Qd7 33. Be5 Bf8 34. Bd6 Bg7 35. Be5 Bf8 36. Bd4 Qxa4 37. Rbb1 1/2-1/2

[Event "Enschede Twente op"]
[Site "Enschede"]
[Date "2009.08.04"]
[Round "5"]
[White "Otte, Marijn Willem"]
[Black "Van Oosterom, Chiel"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "2298"]
[BlackElo "2402"]
[PlyCount "98"]
[EventDate "2009.07.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 cxd4 5. Nxd4 e5 6. Ndb5 d6 7. Nd5 Nxd5 8. exd5 Nb8 9. c4 Be7 10. Be2 0-0 11. 0-0 a6 12. Nc3 Bf5 13. Be3 Nd7 14. b4 b6 15. Qd2 Bg6 16. Rfd1 h6 17. c5 bxc5 18. bxc5 Nxc5 19. Bxc5 dxc5 20. d6 Bg5 21. Qd5 Bc2 22. Re1 Qd7 23. Bd3 Bxd3 24. Qxd3 c4 25. Qd5 Rac8 26. Rad1 Rc6 27. Ne4 c3 28. Nxg5 hxg5 29. Qxe5 c2 30. Rc1 Rd8 31. Kf1 Rxd6 32. Qe4 Qb5+ 33. Qe2 Rd2 34. Qxb5 axb5 35. a3 R8d3 36. Re8+ Kh7 37. Rc8 Rd1+ 38. Ke2 R3d2+ 39. Ke3 Rd6 40. R1xc2 Re6+ 41. Kf3 Rd3+ 42. Kg4 Re4+ 43. Kf5 Rf4+ 44. Kxg5 Rdd4 45. g4 Rxg4+ 46. Kf5 Rde4 47. R8c7 Rgf4+ 48. Kg5 f6+ 49. Kh5 Re5# 0-1

[Event "Enschede Twente op"]
[Site "Enschede"]
[Date "2009.08.03"]
[Round "4"]
[White "Van Assendelft, Floris"]
[Black "Otte, Marijn Willem"]
[Result "1/2-1/2"]
[ECO "A37"]
[WhiteElo "2332"]
[BlackElo "2298"]
[PlyCount "149"]
[EventDate "2009.07.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. Nf3 c5 2. g3 Nc6 3. c4 e5 4. Nc3 g6 5. Bg2 Bg7 6. 0-0 Nge7 7. Ne1 Ng8 8. Nf3 Nge7 9. Ne1 0-0 10. Nc2 d6 11. a3 Be6 12. d3 d5 13. cxd5 Nxd5 14. Ne4 b6 15. b4 cxb4 16. axb4 h6 17. b5 Na5 18. Ba3 f5 19. Bxf8 Qxf8 20. Nd2 Nc3 21. Qe1 Rc8 22. Ne3 Qc5 23. Nec4 Nxc4 24. Nxc4 Nxb5 25. Rb1 e4 26. Rxb5 Qxb5 27. Nd6 Qe5 28. Nxc8 Bxc8 29. dxe4 fxe4 30. Qb1 Bf5 31. Qa2+ Kh7 32. Qxa7 b5 33. e3 Be6 34. Qb7 Bc4 35. Rd1 Bb3 36. Rb1 Bc2 37. Qxb5 Bxb1 38. Qxb1 Qa1 39. Bxe4 Qxb1+ 40. Bxb1 Bf8 41. h4 Kg7 42. g4 Be7 43. h5 g5 44. Kg2 Bc5 45. Kf3 Kf6 46. Ke4 Bb4 47. Kd5 Be1 48. f3 Bd2 49. Kd4 Bc1 50. Ba2 Bd2 51. Bb3 Bc1 52. Ke4 Bd2 53. Bc4 Bc1 54. Ba6 Bd2 55. Bc8 Bc1 56. f4 gxf4 57. Kxf4 Bd2 58. Ke4 Bc1 59. Kd4 Bd2 60. Bf5 Bc1 61. e4 Bf4 62. Kd5 Bg3 63. Bg6 Bf4 64. Be8 Ke7 65. Ba4 Kf6 66. Bd1 Bg3 67. g5+ hxg5 68. Bg4 Bb8 69. Bf5 Bf4 70. Kc6 Kg7 71. Kd7 Be5 72. Ke6 Ba1 73. Bg4 Kh8 74. Kf5 Bb2 75. e5 1/2-1/2

[Event "Enschede Twente op"]
[Site "Enschede"]
[Date "2009.08.02"]
[Round "3"]
[White "Otte, Marijn Willem"]
[Black "Kleijn, Christov"]
[Result "1/2-1/2"]
[ECO "B86"]
[WhiteElo "2298"]
[BlackElo "2377"]
[PlyCount "128"]
[EventDate "2009.07.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 e6 8. Bb3 Nc5 9. Qf3 Be7 10. 0-0-0 Bd7 11. Rhe1 Qa5 12. Bxf6 Bxf6 13. Qg3 Nxb3+ 14. Nxb3 Qg5+ 15. Qxg5 Bxg5+ 16. Kb1 Be7 17. Na5 0-0-0 18. Rd3 b6 19. Nc4 Kc7 20. a4 b5 21. Ne3 Bf6 22. Ng4 Be7 23. Ne3 Rhe8 24. a5 Bc6 25. f3 Rb8 26. Na2 b4 27. Rb3 d5 28. exd5 exd5 29. Nf5 Bf8 30. Rxe8 Bxe8 31. Ne3 Bc6 32. Rd3 Rb5 33. c3 bxc3 34. Nxc3 Rxa5 35. Ncxd5+ Kb7 36. Nc3 Rh5 37. h3 Bc5 38. Nc4 Kc7 39. Kc2 Be7 40. Re3 Bf6 41. Ne4 Bd4 42. Rd3 Ba7 43. b3 f5 44. Ng3 Rg5 45. f4 Rg6 46. Ne5 Rf6 47. Nh5 Rh6 48. Rc3 Bd4 49. Rxc6+ Rxc6+ 50. Nxc6 Kxc6 51. Kd3 Kd5 52. g4 g6 53. Ng3 Bf2 54. Ne2 a5 55. gxf5 gxf5 56. Nc3+ Kc5 57. Nd1 Bg1 58. Nc3 Bd4 59. Ne2 Bf2 60. Kc3 Kb5 61. Kd3 Kb4 62. Kc2 Be3 63. Ng3 Bxf4 64. Nxf5 Kc5 1/2-1/2

[Event "Enschede Twente op"]
[Site "Enschede"]
[Date "2009.08.01"]
[Round "2"]
[White "Iotov, Valentin Dimitrov"]
[Black "Otte, Marijn Willem"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2603"]
[BlackElo "2298"]
[PlyCount "117"]
[EventDate "2009.07.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 c5 3. Bxf6 exf6 4. c3 d5 5. e3 Nc6 6. Nd2 Bd6 7. Bd3 Be6 8. Qf3 0-0 9. Ne2 Qd7 10. h3 Rfe8 11. 0-0 Rad8 12. Ng3 Ne7 13. dxc5 Bxc5 14. Nb3 Bb6 15. Nd4 a6 16. Ngf5 Nxf5 17. Nxf5 g6 18. Nd4 Kg7 19. Rad1 Qd6 20. Ne2 Bd7 21. Nf4 Bc6 22. Qg3 Qe5 23. Bc2 Bc7 24. Bb3 b5 25. Nh5+ Kf8 26. Nxf6 Qxg3 27. fxg3 Rxe3 28. Bxd5 Kg7 29. Ng4 Rxd5 30. Nxe3 Bb6 31. Kf2 Rf5+ 32. Ke2 Re5 33. Rd4 Bxg2 34. Rff4 g5 35. Rf2 Bxh3 36. Rd3 Be6 37. Kd2 f5 38. Rf1 Kg6 39. Nc2 Bc7 40. b3 h5 41. Nd4 Bd5 42. Rxf5 Rxf5 43. Nxf5 Kxf5 44. Rxd5+ Kg4 45. Ke2 Bxg3 46. c4 bxc4 47. bxc4 h4 48. Rd4+ Bf4 49. c5 h3 50. Kf2 Kf5 51. c6 Ke6 52. Rd7 g4 53. Rg7 g3+ 54. Kf3 g2 55. Kxf4 h2 56. c7 g1Q 57. c8Q+ Kf6 58. Qf8+ Ke6 59. Qg8+ 1-0

[Event "Enschede Twente op"]
[Site "Enschede"]
[Date "2009.07.31"]
[Round "1"]
[White "Otte, Marijn Willem"]
[Black "Melia, Salome"]
[Result "1-0"]
[ECO "B63"]
[WhiteElo "2298"]
[BlackElo "2441"]
[PlyCount "55"]
[EventDate "2009.07.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 Qb6 8. Nb3 Be7 9. 0-0-0 0-0 10. f3 Rd8 11. h4 d5 12. exd5 Nxd5 13. Bxe7 Ndxe7 14. Bd3 Nf5 15. g4 Nd6 16. h5 a5 17. h6 g6 18. Qf4 a4 19. Nxa4 Qb4 20. Qxb4 Nxb4 21. Nb6 Rxa2 22. Kb1 Ra7 23. c4 e5 24. c5 Ne8 25. Bb5 Rxd1+ 26. Rxd1 Be6 27. Rd8 f6 28. Bxe8 1-0

[Event "Dieren op"]
[Site "Dieren"]
[Date "2009.07.30"]
[Round "9"]
[White "Harini, S."]
[Black "Otte, Marijn Willem"]
[Result "1-0"]
[ECO "B89"]
[WhiteElo "1986"]
[BlackElo "2298"]
[PlyCount "55"]
[EventDate "2009.07.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bb3 Nc6 8. Be3 Qc7 9. Qe2 Na5 10. 0-0-0 b5 11. g4 Nxb3+ 12. axb3 b4 13. g5 bxc3 14. gxf6 gxf6 15. Qf3 Bg7 16. Rhg1 Bb7 17. Rxg7 Qa5 18. bxc3 Qe5 19. Qh3 Bxe4 20. f4 Qa5 21. Rxf7 Kxf7 22. Qxe6+ Kf8 23. Qxe4 Rc8 24. c4 d5 25. Qf5 Re8 26. Ne6+ Kf7 27. cxd5 Qb4 28. Bd4 1-0

[Event "Dieren op"]
[Site "Dieren"]
[Date "2009.07.29"]
[Round "8"]
[White "Otte, Marijn Willem"]
[Black "Van Rosmalen, Joost"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2298"]
[BlackElo "2206"]
[PlyCount "97"]
[EventDate "2009.07.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nd2 e6 5. Nb3 Nd7 6. Be3 Ne7 7. Be2 Bg6 8. f4 h5 9. Nf3 Nf5 10. Bf2 Be7 11. 0-0 Nh6 12. Kh1 Be4 13. Nfd2 Nf5 14. Kg1 g5 15. Nxe4 dxe4 16. Qd2 g4 17. Rae1 Rg8 18. Bd1 g3 19. hxg3 e3 20. Rxe3 Nxe3 21. Qxe3 h4 22. g4 Nb6 23. Nd2 Nd5 24. Qe4 Nxf4 25. Nc4 Qd5 26. Qxf4 Qxc4 27. Bxh4 Rf8 28. Bxe7 Kxe7 29. c3 Qxa2 30. g5 Qb1 31. Qf6+ Kd7 32. Bg4 Qh7 33. c4 Qg6 34. d5 Qxf6 35. Rxf6 cxd5 36. cxd5 Rae8 37. g6 fxg6 38. Rxg6 Kd8 39. Bxe6 Re7 40. d6 Rh7 41. Bg8 Rh8 42. Bb3 Rf4 43. Rg7 Rb4 44. Be6 Ke8 45. b3 a5 46. Rc7 Kf8 47. Rc8+ Kg7 48. Rxh8 Kxh8 49. Bc4 1-0

[Event "Dieren op"]
[Site "Dieren"]
[Date "2009.07.28"]
[Round "7"]
[White "Spaan, Nathanael"]
[Black "Otte, Marijn Willem"]
[Result "1/2-1/2"]
[ECO "B85"]
[WhiteElo "2194"]
[BlackElo "2298"]
[PlyCount "90"]
[EventDate "2009.07.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. 0-0 Be7 8. Be3 Qc7 9. f4 Nc6 10. Qe1 Nxd4 11. Bxd4 0-0 12. Qg3 b5 13. Bd3 e5 14. fxe5 dxe5 15. Kh1 Ng4 16. Nd5 Qd6 17. Bc3 Bg5 18. Be2 h5 19. Bb4 Qh6 20. Bxf8 Kxf8 21. Bxg4 Bxg4 22. h3 Bd7 23. Nb6 Qxb6 24. Qxg5 Qe6 25. Qxh5 Kg8 26. Rad1 Bc6 27. Qf5 Qe7 28. Rd2 Re8 29. c3 Qb7 30. Re1 Qc7 31. Red1 Re6 32. Rd8+ Be8 33. R1d7 Qxd7 34. Rxd7 Bxd7 35. Qg5 Bc6 36. Qd8+ Kh7 37. Qc7 Kg6 38. Kh2 Bxe4 39. Qc5 Bc6 40. g4 f5 41. gxf5+ Kxf5 42. Qf8+ Kg6 43. Qc8 Kf6 44. Qf8+ Kg6 45. Qc8 Kf6 1/2-1/2

[Event "Dieren op"]
[Site "Dieren"]
[Date "2009.07.27"]
[Round "6"]
[White "Otte, Marijn Willem"]
[Black "Bosch, Jeroen"]
[Result "0-1"]
[ECO "B56"]
[WhiteElo "2298"]
[BlackElo "2456"]
[PlyCount "96"]
[EventDate "2009.07.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Bb5+ Bd7 7. Bxd7+ Qxd7 8. Nf3 Qc6 9. Qe2 h6 10. Bd2 Nbd7 11. 0-0-0 a6 12. Kb1 Rc8 13. Bc1 Be7 14. Nh4 g6 15. g3 b5 16. Ng2 Kf8 17. f3 Qb7 18. Nd5 Nxd5 19. Rxd5 Kg7 20. Ne3 Nf6 21. Rd3 Rc5 22. Rhd1 Rhc8 23. h4 h5 24. Nd5 Nxd5 25. Rxd5 Rxc2 26. Qxc2 Rxc2 27. Kxc2 Qc8+ 28. Kb1 Qh3 29. Rg1 Qh2 30. Rdd1 Qe2 31. f4 Qxe4+ 32. Ka1 Qc2 33. fxe5 dxe5 34. Be3 Bf6 35. Rgf1 Qg2 36. Bg5 Bxg5 37. hxg5 e4 38. Rg1 Qe2 39. Rde1 Qg4 40. a3 a5 41. Rgf1 Qxg3 42. Rxe4 Qxg5 43. Rd4 Qe7 44. a4 b4 45. Rd5 Qc7 46. Kb1 h4 47. Rc1 Qb6 48. Rb5 Qd8 0-1

[Event "Dieren op"]
[Site "Dieren"]
[Date "2009.07.25"]
[Round "5"]
[White "Ikonnikov, Vyacheslav"]
[Black "Otte, Marijn Willem"]
[Result "1-0"]
[ECO "A56"]
[WhiteElo "2556"]
[BlackElo "2298"]
[PlyCount "101"]
[EventDate "2009.07.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. d5 d6 4. c4 e5 5. Nc3 Be7 6. e4 0-0 7. g3 Nbd7 8. a4 a6 9. Bg2 b6 10. 0-0 Rb8 11. Ne1 Ne8 12. b3 g6 13. Bh6 Ng7 14. Qd2 Nf6 15. h3 Kh8 16. Nd3 Ng8 17. Bxg7+ Kxg7 18. f4 Bf6 19. fxe5 dxe5 20. a5 b5 21. Qe3 bxc4 22. bxc4 Bg5 23. Qf2 Rb3 24. Qc2 Rb8 25. Nxe5 Qd6 26. Nf3 Qxg3 27. Ne2 Be3+ 28. Kh1 Qc7 29. Qc3+ Bd4 30. Nfxd4 cxd4 31. Nxd4 f6 32. Nc6 Ra8 33. e5 Bb7 34. exf6+ Nxf6 35. Rae1 Bxc6 36. Re6 Bb7 37. Rexf6 Rxf6 38. Qxf6+ Kg8 39. Re1 Rf8 40. Re7 Rxf6 41. Rxc7 Rf7 42. Rxf7 Kxf7 43. c5 Bc8 44. d6 Ke6 45. Bc6 h6 46. Kh2 g5 47. Kg3 h5 48. Kf3 Ke5 49. d7 Bxd7 50. Bxd7 Kd5 51. c6 1-0

[Event "Dieren op"]
[Site "Dieren"]
[Date "2009.07.23"]
[Round "4"]
[White "Otte, Marijn Willem"]
[Black "Karthikeyan, Pandian"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "2298"]
[BlackElo "1983"]
[PlyCount "81"]
[EventDate "2009.07.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. d3 Nc6 4. Nf3 h6 5. Bb3 d6 6. c3 g6 7. Nbd2 Bg7 8. 0-0 0-0 9. Re1 Nh7 10. Nc4 Kh8 11. d4 Qe7 12. Be3 Bg4 13. dxe5 dxe5 14. h3 Rad8 15. Qe2 Bd7 16. Rad1 b5 17. Na3 a6 18. Nc2 f5 19. exf5 gxf5 20. Nb4 Nxb4 21. cxb4 e4 22. Bc5 Qf6 23. Nd4 Qg6 24. f4 Rfe8 25. Qe3 Nf8 26. Rd2 Ne6 27. Bxe6 Bxe6 28. b3 Bf7 29. Red1 Rg8 30. Nc2 Bf6 31. Ne1 Kh7 32. Rxd8 Bxd8 33. Qc3 Bf6 34. Bd4 Rd8 35. Nc2 Rg8 36. Ne1 Bd8 37. Bf2 Be6 38. Qc6 Bc8 39. Qc5 Bb7 40. Rxd8 e3 41. Rd7+ 1-0

[Event "Dieren op"]
[Site "Dieren"]
[Date "2009.07.22"]
[Round "2"]
[White "Otte, Marijn Willem"]
[Black "Visser, Yge"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2298"]
[BlackElo "2464"]
[PlyCount "100"]
[EventDate "2009.07.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. e4 g6 2. d4 d6 3. Nc3 a6 4. a4 Bg7 5. Nf3 Nd7 6. Be3 e6 7. Qd2 h6 8. a5 Ne7 9. Bd3 f5 10. Qe2 0-0 11. Bc4 Nf6 12. e5 Nfd5 13. Bd2 Nxc3 14. Bxc3 d5 15. Bd3 g5 16. h3 Rf7 17. g3 Bd7 18. Nd2 c5 19. dxc5 d4 20. Bb4 Nc6 21. Ba3 Nxe5 22. f4 Nxd3+ 23. cxd3 Bc6 24. Rg1 Qxa5 25. 0-0-0 Bd5 26. g4 b5 27. cxb6 Rc8+ 28. Nc4 Qxb6 29. gxf5 Rfc7 30. Kb1 Rxc4 31. dxc4 Bxc4 32. Rd3 Qb5 33. Ka1 Qxf5 34. Rc1 gxf4 35. b3 Bxd3 36. Rxc8+ Kh7 37. Qf2 Qe5 38. Bc1 Qa5+ 39. Kb2 Be2 40. Kb1 Bd3+ 41. Kb2 Be2 42. Kb1 Qb5 43. Rc7 Qxb3+ 44. Bb2 Bd3+ 45. Kc1 e5 46. Qh4 Bf5 47. Qf6 Qe3+ 48. Kd1 Qd3+ 49. Ke1 Qb1+ 50. Bc1 Qxc1+ 0-1

[Event "Bussum op"]
[Site "Bussum"]
[Date "2009.06.01"]
[Round "6"]
[White "Otte, Marijn Willem"]
[Black "De Groote, Ewoud"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2349"]
[BlackElo "2191"]
[PlyCount "39"]
[EventDate "2009.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. d3 Nc6 4. Nf3 Bc5 5. Bb3 d6 6. c3 a6 7. Nbd2 0-0 8. 0-0 Ba7 9. Re1 h6 10. Nf1 Be6 11. Ng3 Re8 12. h3 Qd7 13. Nh2 Rad8 14. Qf3 Kh7 15. Nf5 Ng8 16. Ng4 Bxb3 17. axb3 Qe6 18. Nge3 Nce7 19. b4 c6 20. Nc4 1/2-1/2

[Event "Bussum op"]
[Site "Bussum"]
[Date "2009.06.01"]
[Round "7"]
[White "Wantola, Ivo"]
[Black "Otte, Marijn Willem"]
[Result "1-0"]
[ECO "A32"]
[WhiteElo "2304"]
[BlackElo "2349"]
[PlyCount "53"]
[EventDate "2009.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nc6 3. d4 cxd4 4. Nxd4 e6 5. g3 Nf6 6. Bg2 Qb6 7. Nc2 Bc5 8. 0-0 0-0 9. Nc3 Qc7 10. Bf4 Qd8 11. Bd6 Bxd6 12. Qxd6 Ne8 13. Qd2 d6 14. Rfd1 Ne5 15. c5 d5 16. e4 Qe7 17. b4 dxe4 18. Nxe4 Nc7 19. Qd6 Nc6 20. a4 Nd5 21. b5 Qxd6 22. Nxd6 Nce7 23. Ne3 Nxe3 24. fxe3 Rb8 25. Rac1 Nf5 26. Kf2 e5 27. Nxc8 1-0

[Event "Bussum op"]
[Site "Bussum"]
[Date "2009.05.31"]
[Round "5"]
[White "Blom, Vincent"]
[Black "Otte, Marijn Willem"]
[Result "0-1"]
[ECO "A37"]
[WhiteElo "2123"]
[BlackElo "2349"]
[PlyCount "66"]
[EventDate "2009.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nc6 3. Nc3 e5 4. d3 d6 5. g3 g6 6. Bg2 Bg7 7. h4 h6 8. Rb1 Nge7 9. a3 Be6 10. Bd2 Qd7 11. b4 0-0 12. b5 Nd8 13. Qc1 Kh7 14. 0-0 Rc8 15. e4 f6 16. Nh2 Bh3 17. f3 Bxg2 18. Kxg2 f5 19. g4 Ne6 20. h5 fxg4 21. fxg4 Nf4+ 22. Bxf4 exf4 23. Ne2 Be5 24. Nxf4 g5 25. Nh3 Bxh2 26. Kxh2 Qxg4 27. Qd1 Qh4 28. Kg2 g4 29. Ng1 Qxh5 30. Rb2 Ng6 31. Rbf2 Nh4+ 32. Kg3 Nf3 33. Nxf3 Qh3# 0-1

[Event "Bussum op"]
[Site "Bussum"]
[Date "2009.05.31"]
[Round "4"]
[White "Otte, Marijn Willem"]
[Black "Tjiam, Dharma"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "2349"]
[BlackElo "2379"]
[PlyCount "68"]
[EventDate "2009.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bg5 Bg7 5. Qd2 c6 6. f4 0-0 7. Nf3 b5 8. Bd3 Bg4 9. 0-0 Qb6 10. Ne2 Nbd7 11. Kh1 Rae8 12. e5 Nd5 13. h3 Bxf3 14. Rxf3 e6 15. c3 c5 16. Bh4 Qc6 17. Bg3 c4 18. Bc2 a5 19. b3 N7b6 20. h4 f5 21. Rff1 Ra8 22. Rfc1 Rfc8 23. Be1 Bh6 24. Bd1 cxb3 25. axb3 a4 26. Bg3 Bf8 27. Qd3 axb3 28. Bxb3 Nc4 29. Rxa8 Rxa8 30. Bxc4 Qxc4 31. Qxc4 bxc4 32. Kg1 Ra2 33. Kf2 dxe5 34. fxe5 Bh6 0-1

[Event "Bussum op"]
[Site "Bussum"]
[Date "2009.05.30"]
[Round "3"]
[White "Admiraal, Miguoel"]
[Black "Otte, Marijn Willem"]
[Result "0-1"]
[ECO "B53"]
[WhiteElo "2097"]
[BlackElo "2349"]
[PlyCount "110"]
[EventDate "2009.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 a6 5. Nc3 Nf6 6. Bg5 e6 7. 0-0-0 Be7 8. Bxf6 gxf6 9. Qe3 Bd7 10. g4 Nc6 11. Kb1 Qc7 12. Nd4 0-0-0 13. f4 Kb8 14. Nxc6+ Bxc6 15. Bg2 Qa5 16. Nd5 Bxd5 17. exd5 e5 18. Rd3 h5 19. Bf3 hxg4 20. Bxg4 Rdg8 21. Bf3 Rh4 22. f5 Rgh8 23. Qe2 Rf4 24. Ra3 Qb5 25. Qxb5 axb5 26. Be2 Rxf5 27. Bxb5 Rf2 28. h4 f5 29. h5 e4 30. Rg3 Bf6 31. h6 f4 32. Rgg1 e3 33. h7 e2 34. Kc1 Kc7 35. Kd2 e1Q+ 36. Kxe1 Rxc2 37. Bd3 Rxb2 38. Rg8 Rxa2 39. Rh5 Ra8 40. Rxh8 Rxh8 41. Kd2 Kb6 42. Rf5 Be5 43. Rxf7 Kc5 44. Rxb7 Kxd5 45. Bc2 Rf8 46. Re7 f3 47. Ke1 Rc8 48. Bb3+ Ke4 49. Kf2 Rb8 50. Rxe5+ dxe5 51. Bg8 Rb2+ 52. Kg3 f2 53. h8Q f1Q 54. Bh7+ Kd4 55. Qd8+ Ke3 0-1

[Event "Bussum op"]
[Site "Bussum"]
[Date "2009.05.30"]
[Round "2"]
[White "Otte, Marijn Willem"]
[Black "Reinderman, Dimitri"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "2349"]
[BlackElo "2560"]
[PlyCount "72"]
[EventDate "2009.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nge2 Be7 5. f3 c6 6. Be3 b5 7. Qd2 Nbd7 8. d5 Bb7 9. dxc6 Bxc6 10. Ng3 b4 11. Nd5 Bxd5 12. exd5 Qa5 13. Nf5 Bf8 14. Bc4 g6 15. Ng3 Nb6 16. Bxb6 Qxb6 17. Bb3 h5 18. Ba4+ Ke7 19. Ne4 Bh6 20. Qd3 Nxe4 21. fxe4 f5 22. Rf1 Raf8 23. exf5 gxf5 24. Rf2 Rhg8 25. Qb5 Qxb5 26. Bxb5 Be3 27. Rf3 Bd4 28. c3 bxc3 29. bxc3 Bc5 30. Kf1 e4 31. Rh3 Rg4 32. Rxh5 Rf4+ 33. Ke1 Rf2 34. Rg5 Kf6 35. Rg3 Rh8 36. h3 Rf4 0-1

[Event "NED-ch U21"]
[Site "Venlo"]
[Date "2009.05.02"]
[Round "9"]
[White "Kleijn, Christov"]
[Black "Otte, Marijn Willem"]
[Result "1-0"]
[ECO "B85"]
[WhiteElo "2320"]
[BlackElo "2349"]
[PlyCount "39"]
[EventDate "2009.04.24"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 d6 6. Be3 a6 7. Be2 Nf6 8. 0-0 Be7 9. Kh1 Qc7 10. a4 0-0 11. f4 Bd7 12. Nb3 Na5 13. Nxa5 Qxa5 14. Bf3 Bc6 15. Qd2 Qb4 16. Ra3 d5 17. Rb3 Qc4 18. Be2 Nxe4 19. Qe1 Nxc3 20. Bxc4 1-0

[Event "NED-ch U21"]
[Site "Venlo"]
[Date "2009.05.01"]
[Round "8"]
[White "Otte, Marijn Willem"]
[Black "Engberink, Thijs"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2349"]
[PlyCount "47"]
[EventDate "2009.04.24"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nf3 Nf6 4. d4 Bf5 5. Be2 e6 6. 0-0 c6 7. c4 Qd8 8. Nc3 Be7 9. h3 0-0 10. Nh4 Bg6 11. Nxg6 hxg6 12. Be3 Qc7 13. Qb3 Nbd7 14. Rfd1 Nb6 15. a4 Rfd8 16. a5 Nc8 17. a6 b6 18. Bf3 Rb8 19. Qa4 c5 20. Nb5 Qd7 21. dxc5 Qe8 22. Nxa7 Bxc5 23. Rxd8 Qxd8 24. Nxc8 1-0

[Event "NED-ch U21"]
[Site "Venlo"]
[Date "2009.04.30"]
[Round "7"]
[White "Kuling, Lody"]
[Black "Otte, Marijn Willem"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "2205"]
[BlackElo "2349"]
[PlyCount "105"]
[EventDate "2009.04.24"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nxc6 bxc6 6. Bd3 Nf6 7. 0-0 d5 8. Nd2 Qc7 9. Re1 Bd6 10. h3 0-0 11. c3 c5 12. Qe2 Bh2+ 13. Kh1 Bf4 14. e5 Bxd2 15. exf6 Bxc1 16. Raxc1 Qf4 17. fxg7 Kxg7 18. Qh5 f5 19. g3 Qd6 20. f4 Bb7 21. Kh2 Rf6 22. Rc2 Bc6 23. Bf1 Re8 24. Bg2 Rf7 25. Qe2 Rd7 26. Rd2 d4 27. Bxc6 Qxc6 28. cxd4 Red8 29. Qxe6 Qxe6 30. Rxe6 Rxd4 31. Rc2 Rd2+ 32. Re2 Rxe2+ 33. Rxe2 Kf6 34. g4 fxg4 35. hxg4 Rd3 36. Rc2 Rd5 37. Kg3 Kg6 38. Kf3 h5 39. gxh5+ Rxh5 40. Ke4 Kf6 41. b3 Ke6 42. Rc4 Rh2 43. Ra4 Re2+ 44. Kf3 Rc2 45. Rxa7 Kf5 46. Rf7+ Ke6 47. Rc7 Rxa2 48. Rxc5 Rb2 49. Rb5 Rb1 50. f5+ Kf6 51. Ke4 Re1+ 52. Kd4 Rf1 53. Rd5 1-0

[Event "NED-ch U21"]
[Site "Venlo"]
[Date "2009.04.29"]
[Round "6"]
[White "Otte, Marijn Willem"]
[Black "Lombaers, Peter"]
[Result "1-0"]
[ECO "B03"]
[WhiteElo "2349"]
[PlyCount "121"]
[EventDate "2009.04.24"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. f4 dxe5 6. fxe5 c5 7. d5 g6 8. Nf3 Bg7 9. Bf4 Bg4 10. Nc3 N8d7 11. Qe2 0-0 12. Qd3 Bxf3 13. gxf3 Qb8 14. 0-0-0 Bxe5 15. Bh6 Re8 16. f4 Bg7 17. Bxg7 Kxg7 18. Be2 Nf6 19. h4 h5 20. Rhg1 Nbd7 21. Rg5 e6 22. d6 a6 23. Ne4 Qd8 24. Rdg1 Rh8 25. Qc3 Kh6 26. Ng3 Qf8 27. Qf3 Qxd6 28. Nxh5 Rag8 29. Nxf6 Nxf6 30. h5 Kg7 31. hxg6 fxg6 32. Rxg6+ Kf7 33. Qxb7+ Ke8 34. Qc8+ Kf7 35. Qb7+ Ke8 36. Qa8+ Kf7 37. Rxf6+ Kxf6 38. Rxg8 Qxf4+ 39. Kc2 Qf5+ 40. Bd3 Rxg8 41. Qxg8 Qf2+ 42. Kb3 Ke7 43. Qg5+ Kd7 44. Qg6 Qd2 45. a3 a5 46. Qe4 Kd6 47. Bc2 Kc7 48. Qd3 Qg5 49. Ka4 Qg2 50. Qe4 Qd2 51. Qh7+ Kc6 52. Qd3 Qc1 53. Qe2 Kc7 54. Qe5+ Kd7 55. Qc3 Qf4 56. Kxa5 e5 57. Qd3+ Kc7 58. Kb5 Qf6 59. Qh7+ Kb8 60. Be4 Qe6 61. Qb7# 1-0

[Event "NED-ch U21"]
[Site "Venlo"]
[Date "2009.04.28"]
[Round "5"]
[White "Otte, Marijn Willem"]
[Black "Nicolai, Amir"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2349"]
[BlackElo "1825"]
[PlyCount "61"]
[EventDate "2009.04.24"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Nd5 Nxd5 8. exd5 Ne7 9. a4 a6 10. Nc3 Ng6 11. g3 f5 12. Bg2 Be7 13. a5 b5 14. axb6 Qxb6 15. Na4 Qc7 16. 0-0 0-0 17. c4 Rb8 18. b3 f4 19. Nc3 e4 20. Nxe4 Bf6 21. Nxf6+ Rxf6 22. Bb2 Ne5 23. gxf4 Rxf4 24. Bxe5 dxe5 25. d6 Qd7 26. Qd5+ Kh8 27. Qxe5 Rg4 28. Kh1 Rxb3 29. Rae1 Rxg2 30. Qe8+ Qxe8 31. Rxe8# 1-0

[Event "NED-ch U21"]
[Site "Venlo"]
[Date "2009.04.27"]
[Round "4"]
[White "Pruijssers, Roeland"]
[Black "Otte, Marijn Willem"]
[Result "1-0"]
[ECO "B48"]
[WhiteElo "2442"]
[BlackElo "2349"]
[PlyCount "100"]
[EventDate "2009.04.24"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Qd2 Nf6 8. 0-0-0 Bb4 9. f3 Ne5 10. Nb3 b5 11. Qe1 Nc4 12. Bd4 0-0 13. e5 Bxc3 14. Bxc3 Nd5 15. Bd4 f6 16. exf6 Nxf6 17. Nc5 e5 18. Bxc4+ bxc4 19. Qxe5 d6 20. Qg3 Nh5 21. Qh4 Nf4 22. Ne4 Bb7 23. Rd2 Bxe4 24. fxe4 Rae8 25. Re1 Ng6 26. Qh5 Qc6 27. Bc3 Rxe4 28. Rxe4 Rf1+ 29. Rd1 Rxd1+ 30. Qxd1 Qxe4 31. Qxd6 Qe3+ 32. Qd2 Qe6 33. Qd4 Qf7 34. b3 cxb3 35. axb3 h6 36. Kb2 Nf4 37. Qb6 Nxg2 38. Qxa6 Nf4 39. Qa8+ Kh7 40. Qe4+ Kg8 41. Be5 Nd5 42. Qd4 Qb7 43. Qc5 Kh7 44. Qd6 Qf7 45. Bd4 Qb7 46. Qe6 Nb4 47. Qf5+ Kg8 48. Bc5 Nd5 49. Qe6+ Kh7 50. Qe4+ Kh8 1-0

[Event "NED-ch U21"]
[Site "Venlo"]
[Date "2009.04.26"]
[Round "3"]
[White "Sharshov, Wadim"]
[Black "Otte, Marijn Willem"]
[Result "0-1"]
[ECO "B88"]
[BlackElo "2349"]
[PlyCount "82"]
[EventDate "2009.04.24"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. Nf3 c5 2. e4 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 e6 7. 0-0 a6 8. Bb3 Qc7 9. Be3 Na5 10. h3 b5 11. Qd3 Nb7 12. f3 Nc5 13. Qd2 Be7 14. a3 Nxb3 15. cxb3 Bd7 16. Rac1 Qb7 17. b4 0-0 18. Nb3 Rac8 19. Na5 Qb8 20. Ne2 Rxc1 21. Rxc1 Rc8 22. Nd4 Qa8 23. Rxc8+ Qxc8 24. Qc3 Kf8 25. Ndc6 Ke8 26. Ba7 Bxc6 27. Qxc6+ Qxc6 28. Nxc6 Kd7 29. Nxe7 Kxe7 30. Bd4 e5 31. Bc3 Ke6 32. Kf2 d5 33. exd5+ Nxd5 34. Bd2 f5 35. g4 Nf4 36. Bxf4 exf4 37. gxf5+ Kxf5 38. Kf1 g5 39. Kf2 h5 40. b3 g4 41. hxg4+ hxg4 0-1

[Event "NED-ch U21"]
[Site "Venlo"]
[Date "2009.04.25"]
[Round "2"]
[White "Otte, Marijn Willem"]
[Black "De Groote, Ewoud"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "2349"]
[BlackElo "2191"]
[PlyCount "84"]
[EventDate "2009.04.24"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. d3 Nc6 4. Nf3 Bc5 5. Bb3 d6 6. c3 a6 7. h3 Ba7 8. Nbd2 0-0 9. Nf1 Be6 10. Bc2 d5 11. Qe2 d4 12. c4 b5 13. b3 Nd7 14. g4 Rb8 15. Ng3 Nc5 16. Kf1 Bb6 17. Ne1 Ba5 18. Ba3 Bb4 19. Bxb4 Nxb4 20. Kg2 bxc4 21. bxc4 Bd7 22. Nf3 Ne6 23. Qd2 Nf4+ 24. Kh2 Qf6 25. Bb1 Nfxd3 26. Bxd3 Qxf3 27. Bf1 Be6 28. a3 Nc6 29. Bg2 Qf4 30. Qc2 Na5 31. Rhb1 Nxc4 32. Kg1 Rxb1+ 33. Qxb1 Qd2 34. Bf1 Qc3 35. Bxc4 Qxc4 36. Qb2 Qc5 37. Rc1 Qb6 38. Qd2 c5 39. Nh5 f6 40. g5 Bf7 41. Ng3 c4 42. gxf6 Qxf6 0-1

[Event "NED-ch U21"]
[Site "Venlo"]
[Date "2009.04.24"]
[Round "1"]
[White "Goudriaan, Etienne"]
[Black "Otte, Marijn Willem"]
[Result "1-0"]
[ECO "A44"]
[WhiteElo "2104"]
[BlackElo "2349"]
[PlyCount "91"]
[EventDate "2009.04.24"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. d4 c5 2. d5 d6 3. c4 e5 4. Nc3 Be7 5. e4 Bg5 6. Bd3 Bxc1 7. Qxc1 Ne7 8. Nge2 Ng6 9. g3 Bh3 10. Qe3 Nd7 11. Kd2 0-0 12. Rhg1 Nf6 13. f3 Bd7 14. g4 a6 15. h4 b5 16. h5 Ne7 17. Ng3 bxc4 18. Bxc4 Bb5 19. Bb3 c4 20. Bc2 Be8 21. b4 cxb3 22. axb3 Nd7 23. Ra2 Qb8 24. Ra3 Nc5 25. Nf5 Nxf5 26. gxf5 f6 27. h6 g6 28. fxg6 Bxg6 29. f4 exf4 30. Qd4 a5 31. Raa1 Qb6 32. Ke2 Rae8 33. Kf3 Re5 34. Rg4 Qb4 35. Qxb4 axb4 36. Nb5 Rd8 37. Nd4 Ree8 38. Rxf4 Kf7 39. Nc6 Ra8 40. Rf1 Nd7 41. Ke3 Rec8 42. Bd1 Ra1 43. Bg4 Rxf1 44. Rxf1 Rc7 45. Bxd7 Rxd7 46. e5 1-0

[Event "Groningen op-A"]
[Site "Groningen"]
[Date "2008.12.30"]
[Round "9"]
[White "Otte, Marijn Willem"]
[Black "Levin, Felix"]
[Result "0-1"]
[ECO "C24"]
[WhiteElo "2351"]
[BlackElo "2536"]
[PlyCount "96"]
[EventDate "2008.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 127 Extra"]
[Source "ChessBase"]
[SourceDate "2009.01.08"]
[SourceVersion "2"]
[SourceVersionDate "2009.01.28"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. d3 c6 4. Nf3 d6 5. 0-0 Nbd7 6. c3 d5 7. Bb3 Bd6 8. Qe2 0-0 9. Bg5 Qc7 10. Nbd2 Re8 11. Rfe1 h6 12. Bh4 b6 13. Nf1 Ba6 14. Qc2 Bb7 15. Ne3 Bf8 16. Rad1 g6 17. Bg3 dxe4 18. dxe4 b5 19. Nh4 Kg7 20. Qe2 Nc5 21. Bc2 Nh5 22. Ng4 Nxg3 23. fxg3 h5 24. Ne3 Rad8 25. Qf3 Rxd1 26. Rxd1 Bc8 27. Rf1 Kg8 28. g4 hxg4 29. Nxg4 Bg7 30. Qg3 Qe7 31. Nf5 gxf5 32. exf5 f6 33. b4 Nb7 34. Bb3+ Kf8 35. Qh3 Rd8 36. Qh7 Ke8 37. h4 Kd7 38. h5 Rh8 39. Qg6 Kc7 40. h6 Bf8 41. Rf3 Bd7 42. Rh3 Nd6 43. Be6 Be8 44. Qxf6 Qxf6 45. Nxf6 Rxh6 46. Nxe8+ Nxe8 47. Rd3 Nd6 48. g4 Be7 0-1

[Event "Groningen op-A"]
[Site "Groningen"]
[Date "2008.12.29"]
[Round "8"]
[White "Simutowe, Amon"]
[Black "Otte, Marijn Willem"]
[Result "1/2-1/2"]
[ECO "B41"]
[WhiteElo "2462"]
[BlackElo "2351"]
[PlyCount "120"]
[EventDate "2008.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 127 Extra"]
[Source "ChessBase"]
[SourceDate "2009.01.08"]
[SourceVersion "2"]
[SourceVersionDate "2009.01.28"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nf6 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 e6 6. a3 a6 7. e4 Qc7 8. Be3 b6 9. Nxc6 dxc6 10. f4 e5 11. f5 h6 12. Qf3 Be7 13. g4 Nd7 14. h4 Qd8 15. Qg3 Qc7 16. Rh2 Bc5 17. Bxc5 Nxc5 18. Rd1 Bd7 19. b4 Nb7 20. g5 0-0-0 21. gxh6 g6 22. fxg6 fxg6 23. Rhd2 Rxh6 24. Rxd7 Rxd7 25. Bh3 Rhh7 26. Qxg6 Kb8 27. Bxd7 Rxd7 28. Rxd7 Qxd7 29. h5 Qd3 30. Qe8+ Ka7 31. Qxe5 Nd6 32. c5 bxc5 33. bxc5 Qe3+ 34. Ne2 Nxe4 35. Qc7+ Ka8 36. Qxc6+ Ka7 37. Qb6+ Ka8 38. Qxa6+ Kb8 39. Qb6+ Kc8 40. Qc6+ Kb8 41. Qe8+ Kc7 42. Qe5+ Kc6 43. Qd4 Qf3 44. Qd6+ Kb7 45. c6+ Ka6 46. Qh2 Qxa3 47. Qf4 Qb4+ 48. Kf1 Qb1+ 49. Kg2 Qc2 50. Qe3 Qxc6 51. Qa3+ Kb7 52. Qb3+ Kc7 53. Nd4 Qe8 54. Qc4+ Kd6 55. Nf5+ Ke5 56. Qxe4+ Kxe4 57. Nd6+ Kf4 58. Nxe8 Kg5 59. Ng7 Kh6 60. Kf3 Kxg7 1/2-1/2

[Event "Groningen op-A"]
[Site "Groningen"]
[Date "2008.12.28"]
[Round "7"]
[White "Otte, Marijn Willem"]
[Black "Van Kampen, Robin"]
[Result "1-0"]
[ECO "B66"]
[WhiteElo "2351"]
[BlackElo "2475"]
[PlyCount "93"]
[EventDate "2008.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 127 Extra"]
[Source "ChessBase"]
[SourceDate "2009.01.08"]
[SourceVersion "2"]
[SourceVersionDate "2009.01.28"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. 0-0-0 Bd7 9. f3 h6 10. Be3 b5 11. Nxc6 Bxc6 12. Kb1 Qc7 13. Ne2 Bb7 14. Nd4 e5 15. Nb3 d5 16. Na5 dxe4 17. Nxb7 Qxb7 18. fxe4 Qxe4 19. Bd3 Qb7 20. g4 Be7 21. g5 hxg5 22. Bxg5 Rd8 23. Rhe1 Qc7 24. h4 e4 25. Bxf6 Bxf6 26. Rxe4+ Kf8 27. Rde1 g6 28. Rf1 Kg7 29. a3 Rd6 30. Qg2 Qc5 31. Qg3 Rh5 32. c3 Rhd5 33. Bc2 Re5 34. Rg4 Kf8 35. Rgf4 Rde6 36. Bb3 Kg7 37. Bxe6 Rxe6 38. Qf3 Qe5 39. h5 gxh5 40. Rf5 Qd6 41. Rxh5 Qd2 42. Rg1+ Kf8 43. Qa8+ Ke7 44. Rd5 Re1+ 45. Ka2 Qxd5+ 46. Qxd5 Rxg1 47. Qc5+ 1-0

[Event "Groningen op-A"]
[Site "Groningen"]
[Date "2008.12.27"]
[Round "6"]
[White "Van Kooten, Luuk"]
[Black "Otte, Marijn Willem"]
[Result "1/2-1/2"]
[ECO "A65"]
[WhiteElo "2263"]
[BlackElo "2351"]
[PlyCount "78"]
[EventDate "2008.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 127 Extra"]
[Source "ChessBase"]
[SourceDate "2009.01.08"]
[SourceVersion "2"]
[SourceVersionDate "2009.01.28"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 c5 4. d5 d6 5. e4 Bg7 6. Bd3 0-0 7. Nge2 e6 8. 0-0 exd5 9. cxd5 Re8 10. h3 a6 11. a4 Nbd7 12. Ng3 h5 13. f4 Rb8 14. Qf3 b5 15. axb5 axb5 16. Bxb5 h4 17. Nge2 Qe7 18. Bd3 Rb4 19. Qf2 Nxe4 20. Bxe4 Rxe4 21. Nxe4 Qxe4 22. Nc3 Qe7 23. Kh1 Nb6 24. Qf3 Qb7 25. Bd2 Nc4 26. Rae1 Rxe1 27. Bxe1 Qxb2 28. Qe4 Bxc3 29. Qxc4 Bf6 30. Kh2 Bb7 31. Rf3 Qd4 32. Qxd4 Bxd4 33. Bc3 Bxd5 34. Rd3 Bxc3 35. Rxd5 Be1 36. Rxd6 Bg3+ 37. Kg1 Bxf4 38. Rc6 Be3+ 39. Kf1 Kg7 1/2-1/2

