[Event "Hilversum op"]
[Site "Hilversum"]
[Date "2022.06.17"]
[Round "2"]
[White "De Groote, Ewoud"]
[Black "Van Orsouw, Theo"]
[Result "1-0"]
[ECO "B72"]
[WhiteElo "2233"]
[BlackElo "1868"]
[PlyCount "57"]
[EventDate "2022.06.17"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 208 Extra"]
[Source "ChessBase"]
[SourceDate "2022.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 0-0 8. h4 h5 9. Qd2 Nc6 10. 0-0-0 d5 11. Nxc6 bxc6 12. exd5 Nxd5 13. Bd4 e5 14. Bc5 Be6 15. Ne4 Qc7 16. Ng5 Rfe8 17. Nxe6 Rxe6 18. Rh3 Rb8 19. Rb3 Rxb3 20. axb3 e4 21. Bc4 Rf6 22. Bxd5 cxd5 23. Qxd5 Kh7 24. Be3 Re6 25. Kb1 Ra6 26. b4 Qe7 27. c3 Qxh4 28. Qxf7 Qg4 29. Rd7 1-0

[Event "Leiden op-A 12th"]
[Site "Leiden"]
[Date "2018.07.14"]
[Round "2"]
[White "Corstjens, Rolf"]
[Black "Van Orsouw, Theo"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2060"]
[BlackElo "1905"]
[PlyCount "50"]
[EventDate "2018.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nc6 5. Nf3 cxd4 6. cxd4 e5 7. Nc3 Bb4 8. Bd2 Bxc3 9. Bxc3 e4 10. Ne5 Nxe5 11. dxe5 Ne7 12. Qh5 0-0 13. Be2 Ng6 14. Rd1 Qxa2 15. Qg5 Be6 16. 0-0 a6 17. Rd4 Rac8 18. Rxe4 h6 19. Qg3 Rfd8 20. Rb4 Ne7 21. Rxb7 Nf5 22. Qf3 Bd5 23. Qxf5 Bxb7 24. Qf4 Rxc3 25. Qb4 Rc7 0-1

[Event "Utrecht OKU op-B 45th"]
[Site "Utrecht"]
[Date "2018.06.03"]
[Round "5"]
[White "Van Orsouw, Theo"]
[Black "Van den Burg, Ralf"]
[Result "0-1"]
[ECO "E99"]
[WhiteElo "1827"]
[BlackElo "1540"]
[PlyCount "57"]
[EventDate "2018.06.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. Ne1 Nd7 10. Be3 f5 11. f3 f4 12. Bf2 g5 13. a4 Ng6 14. a5 Rf7 15. Nd3 Nf6 16. c5 Bf8 17. c6 h5 18. cxb7 Bxb7 19. a6 Bc8 20. Nb5 g4 21. Kh1 g3 22. Bg1 h4 23. Nxa7 h3 24. Nxc8 hxg2+ 25. Kxg2 Nh4+ 26. Kh3 Qd7+ 27. Kxh4 Rh7+ 28. Kg5 Rh5+ 29. Kxf6 0-1

[Event "Utrecht OKU op-B 45th"]
[Site "Utrecht"]
[Date "2018.06.02"]
[Round "4"]
[White "Honkoop, Mark"]
[Black "Van Orsouw, Theo"]
[Result "1-0"]
[ECO "B51"]
[WhiteElo "1646"]
[BlackElo "1827"]
[PlyCount "111"]
[EventDate "2018.06.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nc6 4. 0-0 Bg4 5. Bxc6+ bxc6 6. Re1 Nf6 7. e5 dxe5 8. Rxe5 e6 9. Nc3 Bd6 10. Re1 0-0 11. d3 Qc7 12. h3 Bh5 13. Bg5 Nd7 14. Ne4 Ne5 15. g4 Nxf3+ 16. Qxf3 Bg6 17. Be3 Qe7 18. Nd2 f5 19. Nc4 fxg4 20. Qxg4 Bf5 21. Qg2 Bc7 22. Bg5 Qf7 23. Ne3 Bxh3 24. Qxh3 Qxf2+ 25. Kh1 Rf3 26. Qg2 Qxg2+ 27. Nxg2 Raf8 28. Kg1 Rh3 29. Re3 Bh2+ 30. Kh1 Rh5 31. Bh4 Bb8 32. Kg1 Bf4 33. Rf3 Bh2+ 34. Kf2 Rhf5 35. Rxf5 Rxf5+ 36. Ke2 g5 37. Bf2 Kg7 38. b4 cxb4 39. Bxa7 Kg6 40. Ne3 Rf7 41. Bc5 h5 42. Rf1 Bf4 43. Bxb4 h4 44. Bd2 Kh5 45. Nc4 e5 46. Nxe5 Re7 47. Bxf4 gxf4 48. d4 h3 49. Kf3 Rg7 50. Rh1 Kh4 51. Kxf4 Rg2 52. c3 Rxa2 53. Nf3+ Kh5 54. Rxh3+ Kg6 55. Ne5+ Kf6 56. Nxc6 1-0

[Event "Utrecht OKU op-B 45th"]
[Site "Utrecht"]
[Date "2018.06.02"]
[Round "3"]
[White "Wallace, Mitchel"]
[Black "Van Orsouw, Theo"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "1731"]
[BlackElo "1827"]
[PlyCount "57"]
[EventDate "2018.06.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. c3 e6 3. Nf3 Nc6 4. d4 d5 5. exd5 Qxd5 6. Na3 Nf6 7. Be2 Be7 8. 0-0 0-0 9. Nc2 cxd4 10. Ncxd4 Nxd4 11. Nxd4 e5 12. Nf3 Bg4 13. Nxe5 Qxe5 14. Bxg4 Bd6 15. g3 Rad8 16. Qf3 Nxg4 17. Qxg4 Rfe8 18. Bg5 f6 19. Bh6 f5 20. Qc4+ Kh8 21. Bg5 Rc8 22. Qa4 Qe2 23. Rfe1 Qxe1+ 24. Rxe1 Rxe1+ 25. Kg2 Bc5 26. Qd7 Rce8 27. Be3 R1xe3 28. fxe3 Rf8 29. Qxb7 1-0

[Event "Utrecht OKU op-B 45th"]
[Site "Utrecht"]
[Date "2018.06.01"]
[Round "1"]
[White "Van Orsouw, Theo"]
[Black "Brandsma, Jeroen"]
[Result "1-0"]
[ECO "D66"]
[WhiteElo "1827"]
[BlackElo "1679"]
[PlyCount "40"]
[EventDate "2018.06.01"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Nbd7 6. e3 Be7 7. Rc1 0-0 8. Bd3 dxc4 9. Bxc4 b5 10. Bb3 a5 11. 0-0 Bb7 12. Qe2 Re8 13. Rfd1 Rc8 14. e4 Nb6 15. e5 Nfd7 16. Ne4 Bxg5 17. Nfxg5 Re7 18. Nd6 Rb8 19. Qh5 h6 20. Ngxf7 Qe8 1-0

[Event "Leiden LCT op-A 11th"]
[Site "Leiden"]
[Date "2017.07.16"]
[Round "3"]
[White "Van Dael, Siem"]
[Black "Van Orsouw, Theo"]
[Result "1-0"]
[ECO "B76"]
[WhiteElo "2132"]
[BlackElo "1947"]
[PlyCount "79"]
[EventDate "2017.07.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 179 Extra"]
[Source "ChessBase"]
[SourceDate "2017.08.23"]
[SourceVersion "1"]
[SourceVersionDate "2017.08.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. g4 Nxd4 10. Bxd4 Be6 11. 0-0-0 Qa5 12. a3 Rfc8 13. h4 Rab8 14. Kb1 b5 15. g5 Nh5 16. Bxg7 Kxg7 17. Qd4+ Kg8 18. Bh3 Rc4 19. Qd2 Qc7 20. Bxe6 fxe6 21. Ne2 b4 22. a4 b3 23. cxb3 Rxb3 24. Rc1 Rb8 25. Nd4 Rxc1+ 26. Rxc1 Qd7 27. Qa5 Rb6 28. Nb5 Rb7 29. Rc7 Rxc7 30. Nxc7 Nf4 31. Qxa7 d5 32. Nb5 Qd8 33. Qc7 Qf8 34. Na7 Ng2 35. Qc8 dxe4 36. fxe4 Nxh4 37. a5 Nf3 38. a6 Nd2+ 39. Ka2 Qxc8 40. Nxc8 1-0

[Event "Utrecht OKU op 44th"]
[Site "Utrecht"]
[Date "2017.06.09"]
[Round "1"]
[White "Sekandar, Kambiz"]
[Black "Van Orsouw, Theo"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2174"]
[BlackElo "1946"]
[PlyCount "35"]
[EventDate "2017.06.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 g6 5. dxc5 Qxc5 6. Be3 Qc7 7. Na3 a6 8. Bc4 Nf6 9. Qb3 e6 10. Bb6 Qe5+ 11. Be2 Bg7 12. Nc4 Qg5 13. Be3 Qd5 14. Rd1 Qc6 15. Bf3 Qc7 16. Bb6 Qe7 17. Nd6+ Kd7 18. Nf5+ 1-0

[Event "Leiden op-A 10th"]
[Site "Leiden"]
[Date "2016.07.23"]
[Round "8"]
[White "Van Diermen, Arie"]
[Black "Van Orsouw, Theo"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1948"]
[BlackElo "1966"]
[PlyCount "105"]
[EventDate "2016.07.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 d6 5. c3 Bg4 6. d3 Nf6 7. Be3 Bb6 8. Re1 0-0 9. Nbd2 h6 10. Bb3 Qd7 11. Nf1 Nd8 12. Ng3 Be6 13. Nh4 Ng4 14. Bxb6 axb6 15. Nhf5 Nf6 16. Qf3 Bxb3 17. axb3 Rxa1 18. Rxa1 Qe6 19. h3 Nc6 20. b4 Kh7 21. Qe3 Ng8 22. b5 Nce7 23. Ra7 Rb8 24. c4 g6 25. Nxe7 Nxe7 26. f4 exf4 27. Qxf4 Kg7 28. Ne2 f6 29. Nd4 Qe5 30. Qxe5 dxe5 31. Ne6+ Kf7 32. Nxc7 Nc8 33. Ra8 Rxa8 34. Nxa8 Ke6 35. Nc7+ Kd6 36. Nd5 Kc5 37. Kf2 Kd4 38. Ke2 f5 39. Nb4 Kc5 40. Nc2 f4 41. b4+ Kd6 42. Kf3 h5 43. h4 Ke6 44. g3 fxg3 45. Kxg3 Kf6 46. Ne3 g5 47. c5 gxh4+ 48. Kxh4 Ke6 49. Nc4 Na7 50. Nd6 bxc5 51. bxc5 Kd7 52. Kxh5 Kc7 53. b6+ 1-0

[Event "Leiden op-A 10th"]
[Site "Leiden"]
[Date "2016.07.16"]
[Round "2"]
[White "Van Orsouw, Theo"]
[Black "Van Osch, Mees"]
[Result "0-1"]
[ECO "E81"]
[WhiteElo "1966"]
[BlackElo "2275"]
[PlyCount "54"]
[EventDate "2016.07.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. d4 Bg7 4. e4 d6 5. f3 0-0 6. Be3 c5 7. d5 a6 8. a4 Nfd7 9. Qd2 Ne5 10. 0-0-0 Qa5 11. h4 Nbd7 12. h5 Re8 13. hxg6 fxg6 14. g4 Qb4 15. Qh2 Nf8 16. Bh6 Bxh6+ 17. Qxh6 b5 18. cxb5 axb5 19. Bxb5 Ba6 20. Bxe8 Rxe8 21. Nh3 Rb8 22. Rh2 Nc4 23. Rdd2 Nxb2 24. Rxb2 Qxc3+ 25. Kb1 Bd3+ 26. Ka1 Qa3+ 27. Ra2 Rb1# 0-1

[Event "Leiden op-A 10th"]
[Site "Leiden"]
[Date "2016.07.15"]
[Round "1"]
[White "Kevlishvili, Robby"]
[Black "Van Orsouw, Theo"]
[Result "1-0"]
[ECO "C93"]
[WhiteElo "2384"]
[BlackElo "1966"]
[PlyCount "91"]
[EventDate "2016.07.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 0-0 9. h3 Bb7 10. d4 Re8 11. a3 Bf8 12. Nbd2 h6 13. Ba2 Qd7 14. b4 d5 15. Nxe5 Nxe5 16. dxe5 Rxe5 17. f4 Re7 18. e5 Ne4 19. Nxe4 dxe4 20. Qxd7 Rxd7 21. e6 Rd3 22. Re3 Rd1+ 23. Kf2 fxe6 24. Bxe6+ Kh8 25. Bb3 Rd7 26. Bc2 Re8 27. Re2 g6 28. Be3 Bg7 29. Rc1 Kh7 30. Bb1 Red8 31. Bc5 Rd2 32. Ke3 Rxe2+ 33. Kxe2 h5 34. h4 Bd5 35. Ke3 c6 36. Bd4 Bxd4+ 37. Kxd4 Re8 38. Re1 e3 39. Rxe3 Rxe3 40. Kxe3 Bxg2 41. Be4 Bxe4 42. Kxe4 Kg7 43. f5 Kf6 44. fxg6 Kxg6 45. Ke5 Kh6 46. Kf6 1-0

[Event "Leiden LCT op-B 09th"]
[Site "Leiden"]
[Date "2015.07.21"]
[Round "4"]
[White "Van Orsouw, Theo"]
[Black "Scherpenisse, Kees"]
[Result "0-1"]
[ECO "A86"]
[WhiteElo "1894"]
[BlackElo "1942"]
[PlyCount "116"]
[EventDate "2015.07.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 f5 2. c4 Nf6 3. Nc3 d6 4. g3 g6 5. Bg2 Bg7 6. Nh3 0-0 7. d5 Na6 8. 0-0 Nc5 9. Rb1 a5 10. Be3 e5 11. dxe6 Nxe6 12. Nf4 c6 13. Nxe6 Bxe6 14. Qd3 Qe7 15. Bf4 Rfd8 16. Rfd1 Qf7 17. b3 d5 18. cxd5 Nxd5 19. Nxd5 Bxd5 20. Bg5 Rd7 21. Bxd5 Rxd5 22. Qc4 h6 23. Be3 Rad8 24. Rxd5 Rxd5 25. Kg2 g5 26. b4 Rb5 27. Qxf7+ Kxf7 28. Bd2 axb4 29. Rxb4 Rxb4 30. Bxb4 Ke6 31. Kf3 Kd5 32. g4 f4 33. e3 fxe3 34. fxe3 c5 35. Ba3 c4 36. Ke2 Ke4 37. Bc1 b5 38. h3 b4 39. a4 Be5 40. a5 Bc7 41. a6 Bb6 42. Kd1 Kd3 43. e4 Kxe4 44. Kc2 Kf3 45. Bd2 c3 46. Be1 Kg2 47. h4 Kf3 48. hxg5 hxg5 49. Kb3 Ke2 50. Bg3 Kd1 51. Bc7 c2 52. Bxb6 c1Q 53. a7 Qc3+ 54. Ka4 Qa3+ 55. Kb5 b3 56. Ba5 b2 57. a8Q b1Q+ 58. Kc4 Qbd3# 0-1

[Event "Leiden LCT op-B 09th"]
[Site "Leiden"]
[Date "2015.07.21"]
[Round "5"]
[White "Volders, Wessel"]
[Black "Van Orsouw, Theo"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "1847"]
[BlackElo "1894"]
[PlyCount "61"]
[EventDate "2015.07.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Bc4 Nc6 5. 0-0 e6 6. Re1 Be7 7. d4 d5 8. exd5 exd5 9. Bb5 0-0 10. Ne5 Nxe5 11. dxe5 Ne4 12. Bd3 Bf5 13. f3 Bh4 14. Re2 c4 15. Bc2 Qb6+ 16. Qd4 Qg6 17. fxe4 dxe4 18. Be3 Qg4 19. Qd1 Rad8 20. Rd2 Qg6 21. Qf1 b5 22. Rd4 Be7 23. Rxd8 Rxd8 24. Qf2 Qh5 25. Nd2 Bh4 26. g3 Qg6 27. Qf4 Be7 28. Rf1 Bh3 29. Bxe4 Rxd2 30. Bxg6 Rg2+ 31. Kh1 1-0

[Event "Leiden LCT op-B 09th"]
[Site "Leiden"]
[Date "2015.07.19"]
[Round "3"]
[White "Van Orsouw, Theo"]
[Black "Bekker, Michael"]
[Result "1-0"]
[ECO "E91"]
[WhiteElo "1894"]
[BlackElo "1910"]
[PlyCount "73"]
[EventDate "2015.07.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 Na6 7. Be3 Ng4 8. Bg5 f6 9. Bh4 Qe8 10. h3 Nh6 11. 0-0 e5 12. Rc1 f5 13. dxe5 dxe5 14. c5 c6 15. Bxa6 bxa6 16. Qa4 Nf7 17. Rfd1 f4 18. Ng5 h6 19. Nxf7 Qxf7 20. f3 g5 21. Bf2 Qb7 22. b3 h5 23. Rd6 Rf6 24. Rcd1 Kf7 25. Rxf6+ Bxf6 26. Rd6 Be7 27. Rxc6 Bd7 28. Qc4+ Kg7 29. Rxa6 Rc8 30. b4 g4 31. hxg4 hxg4 32. fxg4 Bxg4 33. b5 f3 34. c6 Qc7 35. Rxa7 Qd6 36. Nd5 Re8 37. Bc5 1-0

[Event "Leiden LCT op-B 09th"]
[Site "Leiden"]
[Date "2015.07.18"]
[Round "2"]
[White "Nyman, John CH"]
[Black "Van Orsouw, Theo"]
[Result "0-1"]
[ECO "B76"]
[WhiteElo "1829"]
[BlackElo "1894"]
[PlyCount "40"]
[EventDate "2015.07.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f3 Bg7 7. Be3 0-0 8. Qd2 Nc6 9. 0-0-0 d5 10. Nxc6 bxc6 11. exd5 Nxd5 12. Nxd5 cxd5 13. Qxd5 Qc7 14. Kb1 Be6 15. Qc5 Qb7 16. b3 Rfc8 17. Qb5 Qc7 18. c4 Rab8 19. Qa4 Bf5+ 20. Bd3 Qe5 0-1

[Event "Delft Prinsenstad op-B"]
[Site "Delft"]
[Date "2015.04.05"]
[Round "5"]
[White "Van Orsouw, Theo"]
[Black "Welling, Wouter"]
[Result "1-0"]
[ECO "A57"]
[WhiteElo "1845"]
[BlackElo "1926"]
[PlyCount "77"]
[EventDate "2015.04.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. b6 Qxb6 6. Nc3 d6 7. e4 g6 8. a4 Bg7 9. a5 Qc7 10. f4 0-0 11. Bc4 e6 12. Nf3 exd5 13. Nxd5 Nxd5 14. Bxd5 Nc6 15. 0-0 Rb8 16. f5 Nb4 17. Bf4 Bxb2 18. fxg6 hxg6 19. Bxd6 Bd4+ 20. Nxd4 Qxd6 21. Nc6 Kg7 22. Nxb8 Qxb8 23. Qd2 Qe5 24. Rac1 Nxd5 25. Qxd5 Qd4+ 26. Qxd4+ cxd4 27. Rfd1 Rd8 28. Rc4 d3 29. Rc3 Bb7 30. Rcxd3 Rxd3 31. Rxd3 Bxe4 32. Rd6 Bb7 33. Rb6 Bc8 34. Kf2 Kh6 35. Ke3 Kg5 36. Ke4 Bf5+ 37. Kd4 Bc8 38. Ke5 f5 39. g3 1-0

[Event "Delft Prinsenstad op-B"]
[Site "Delft"]
[Date "2015.04.04"]
[Round "4"]
[White "Van der Berg, Bas"]
[Black "Van Orsouw, Theo"]
[Result "0-1"]
[ECO "A64"]
[WhiteElo "2029"]
[BlackElo "1845"]
[PlyCount "40"]
[EventDate "2015.04.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 c5 6. d5 d6 7. c4 e6 8. Nc3 exd5 9. cxd5 a6 10. a4 Re8 11. Nd2 Nbd7 12. Nc4 Ne5 13. Na3 Rb8 14. h3 Nh5 15. e4 Rf8 16. Qe1 Nd3 17. Qe2 Nxc1 18. Raxc1 f5 19. Nc4 Bd4 20. exf5 Nxg3 0-1

[Event "Leiden op-A 8th"]
[Site "Leiden"]
[Date "2014.07.17"]
[Round "6"]
[White "Van Orsouw, Theo"]
[Black "Boeters, Stefan"]
[Result "0-1"]
[ECO "A21"]
[WhiteElo "1890"]
[PlyCount "68"]
[EventDate "2014.07.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Bb4 3. Nd5 Bc5 4. e3 c6 5. Nc3 d5 6. d4 exd4 7. exd4 Bb6 8. cxd5 cxd5 9. Nf3 Ne7 10. Bd3 Bf5 11. 0-0 0-0 12. Bg5 f6 13. Bh4 Nbc6 14. Na4 Be4 15. Bxe4 dxe4 16. Qb3+ Kh8 17. Nxb6 axb6 18. Nd2 Nxd4 19. Qd1 Ng6 20. Bg3 f5 21. h4 f4 22. h5 fxg3 23. hxg6 gxf2+ 24. Rxf2 Rxf2 25. Qh5 h6 26. Nxe4 Rf5 27. Qg4 Qe7 28. Rd1 Raf8 29. Rxd4 Rf4 30. Rd7 Qxe4 31. Rf7 Qe3+ 32. Kh2 R8xf7 33. gxf7 Rxf7 34. Qc8+ Kh7 0-1

[Event "Leiden op-A 8th"]
[Site "Leiden"]
[Date "2014.07.13"]
[Round "3"]
[White "Van Brussel, Bert"]
[Black "Van Orsouw, Theo"]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "1846"]
[BlackElo "1890"]
[PlyCount "95"]
[EventDate "2014.07.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Bc5 7. 0-0 d6 8. a4 b4 9. a5 Bg4 10. Ba4 Bd7 11. h3 h6 12. c3 0-0 13. Re1 Re8 14. Nbd2 Ba7 15. Nf1 bxc3 16. bxc3 Ne7 17. Bxd7 Qxd7 18. Be3 Bxe3 19. Nxe3 Rab8 20. Qc2 Rb5 21. c4 Rb4 22. Reb1 Reb8 23. Rxb4 Rxb4 24. Nd5 Nfxd5 25. cxd5 c5 26. Nd2 Ng6 27. Nc4 Nf4 28. Rb1 Qb5 29. Rxb4 Qxb4 30. Qd1 Qc3 31. Nxd6 Nxd3 32. Nf5 g6 33. Nxh6+ Kg7 34. Ng4 Qd4 35. Qf3 Nf4 36. Ne3 c4 37. d6 c3 38. Qg4 Qd2 39. Qg5 Qe1+ 40. Kh2 f6 41. Nf5+ Kf7 42. Qh6 gxf5 43. Qh7+ Kf8 44. Qe7+ Kg8 45. d7 Qd2 46. d8Q+ Qxd8 47. Qxd8+ Kf7 48. Qc7+ 1-0

[Event "Leiden op-A 8th"]
[Site "Leiden"]
[Date "2014.07.12"]
[Round "2"]
[White "Van Orsouw, Theo"]
[Black "Van Gosliga, Jouke"]
[Result "1-0"]
[ECO "E94"]
[WhiteElo "1890"]
[PlyCount "113"]
[EventDate "2014.07.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 Na6 7. 0-0 e5 8. Be3 Ng4 9. Bg5 Qe8 10. h3 f6 11. Bh4 Nh6 12. Rc1 g5 13. Bg3 Nf7 14. c5 exd4 15. Nxd4 Nxc5 16. Nd5 Qd8 17. Nxc7 Qxc7 18. b4 Qe7 19. bxc5 dxc5 20. Nb5 Ne5 21. Qd5+ Be6 22. Qxc5 Qxc5 23. Rxc5 Bxa2 24. Bxe5 fxe5 25. Ra1 Bf7 26. Nc7 b6 27. Rc3 Rad8 28. Rxa7 Rd2 29. Bg4 Rd6 30. Nb5 Rf6 31. Rcc7 Bh8 32. Nc3 Bg6 33. Nd5 Bxe4 34. Nxf6+ Bxf6 35. Be6+ Kh8 36. f3 Bg6 37. Bf7 Bb1 38. Bd5 h5 39. Rcb7 h4 40. Rxb6 Bg6 41. Be4 Bxe4 42. fxe4 Kg8 43. Rbb7 Bh8 44. Rd7 Bf6 45. Rab7 Bh8 46. Rb6 Bf6 47. Ra6 Kh8 48. Rda7 Bd8 49. Kh2 Rf6 50. Rxf6 Bxf6 51. Rb7 Bg7 52. Kg1 Bf8 53. Kf2 Bc5+ 54. Kf3 Kg8 55. Kg4 Be3 56. Kf5 Bf4 57. Kf6 1-0

[Event "Leiden Noteboom Memorial 74th"]
[Site "Leiden"]
[Date "2014.03.01"]
[Round "2"]
[White "Vereggen, Lars"]
[Black "Van Orsouw, Theo"]
[Result "1-0"]
[ECO "A31"]
[WhiteElo "2173"]
[BlackElo "1909"]
[PlyCount "47"]
[EventDate "2014.02.28"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. Nf3 cxd4 4. Nxd4 e5 5. Nc2 d5 6. cxd5 Qxd5 7. Bd2 Bc5 8. Nc3 Qd6 9. Bg5 Qxd1+ 10. Rxd1 Be6 11. Bxf6 gxf6 12. Nd5 Bxd5 13. Rxd5 Bb6 14. e4 Nc6 15. Bb5 Ke7 16. Ke2 Rad8 17. Rhd1 Nd4+ 18. Nxd4 Bxd4 19. Bc4 Bxb2 20. Rb1 Rc8 21. Bd3 Bd4 22. Rxb7+ Ke6 23. Rbd7 Rc6 24. Bc4 1-0

[Event "Leiden LCT op-B 7th"]
[Site "Leiden"]
[Date "2013.07.16"]
[Round "5"]
[White "Van Orsouw, Theo"]
[Black "Baak, Evert"]
[Result "0-1"]
[ECO "C14"]
[WhiteElo "1828"]
[BlackElo "1837"]
[PlyCount "50"]
[EventDate "2013.07.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 0-0 7. Bd3 c5 8. Nf3 g6 9. Bh6 Re8 10. h5 Nc6 11. hxg6 fxg6 12. Bxg6 hxg6 13. Qd3 Kf7 14. 0-0-0 cxd4 15. Nxd5 Ndxe5 16. Nxe5+ Nxe5 17. Qxd4 exd5 18. Qxe5 Bf6 19. Qf4 Re4 20. Qg3 Bf5 21. Bd2 Rc8 22. c3 Qa5 23. a3 Rec4 24. Rh7+ Kg8 25. Rxb7 Qa4 0-1

[Event "Delft Prinsenstad op-B 6th"]
[Site "Delft"]
[Date "2013.03.30"]
[Round "3"]
[White "Van Orsouw, Theo"]
[Black "Den Hartog, Marijn"]
[Result "0-1"]
[ECO "C10"]
[WhiteElo "1847"]
[BlackElo "1882"]
[PlyCount "61"]
[EventDate "2013.03.29"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Nbd7 6. Nf3 Be7 7. Nxf6+ Nxf6 8. Bc4 0-0 9. Qe2 a6 10. 0-0-0 b5 11. Bd3 Bb7 12. h4 h6 13. Ne5 Qd5 14. Kb1 Rfc8 15. f3 Qd8 16. g4 Nd5 17. Bd2 Bxh4 18. Ka1 Ra7 19. Rh3 Bg5 20. Nxf7 Kxf7 21. f4 Nxf4 22. Rf1 Qf6 23. Qh2 Bg2 24. Rhf3 Bxf3 25. Rxf3 Kg8 26. Qf2 Rf8 27. Qf1 c6 28. Bc3 Raf7 29. d5 Qd8 30. Bb4 Be7 31. a3 0-1

[Event "Delft Prinsenstad op-B 6th"]
[Site "Delft"]
[Date "2013.03.30"]
[Round "2"]
[White "Van der Berg, Bas"]
[Black "Van Orsouw, Theo"]
[Result "0-1"]
[ECO "A64"]
[WhiteElo "1969"]
[BlackElo "1847"]
[PlyCount "84"]
[EventDate "2013.03.29"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. d5 e6 4. c4 exd5 5. cxd5 d6 6. Nc3 g6 7. g3 Bg7 8. Bg2 0-0 9. 0-0 a6 10. a4 Re8 11. Nd2 Nbd7 12. Nc4 Ne5 13. Nxe5 Rxe5 14. Bf4 Re8 15. e4 Nh5 16. Be3 Bd7 17. Bf3 Nf6 18. Bf4 Bh3 19. Re1 h5 20. Bg5 Qb6 21. Qd2 Nd7 22. a5 Qc7 23. Bg2 Bxg2 24. Kxg2 Ne5 25. Ra4 c4 26. Re2 Rac8 27. Ra1 Nd3 28. Ra3 Nc5 29. Bf4 Nb3 30. Qe1 Nxa5 31. e5 dxe5 32. Ne4 Nb3 33. d6 Qc6 34. f3 exf4 35. Qd1 Rcd8 36. d7 Rxe4 37. Rxe4 Rxd7 38. Qe1 Rd2+ 39. Kh3 Qd7+ 40. g4 hxg4+ 41. fxg4 Rd3+ 42. Kg2 Qxg4+ 0-1

[Event "Utrecht OKU op 38th"]
[Site "Utrecht"]
[Date "2011.06.04"]
[Round "4"]
[White "Van Orsouw, Theo"]
[Black "Goudriaan, Etienne"]
[Result "0-1"]
[ECO "B86"]
[BlackElo "2307"]
[PlyCount "38"]
[EventDate "2011.06.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 142 Extra"]
[Source "ChessBase"]
[SourceDate "2011.06.27"]
[SourceVersion "1"]
[SourceVersionDate "2011.06.27"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bb3 Nbd7 8. f4 Nc5 9. e5 dxe5 10. fxe5 Nxb3 11. axb3 Bc5 12. Ndb5 Nd5 13. Nxd5 Qh4+ 14. Kd2 0-0 15. g3 Qe4 16. Re1 Qxd5+ 17. Kc3 Bb4+ 18. Kxb4 Qxb5+ 19. Kc3 Qc5+ 0-1

[Event "Utrecht OKU op 38th"]
[Site "Utrecht"]
[Date "2011.06.03"]
[Round "1"]
[White "Van der Heide, Auke"]
[Black "Van Orsouw, Theo"]
[Result "1-0"]
[ECO "D34"]
[PlyCount "69"]
[EventDate "2011.06.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 142 Extra"]
[Source "ChessBase"]
[SourceDate "2011.06.27"]
[SourceVersion "1"]
[SourceVersionDate "2011.06.27"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 c5 5. cxd5 exd5 6. g3 Nc6 7. Bg2 Be7 8. 0-0 0-0 9. Bg5 cxd4 10. Nxd4 h6 11. Nxc6 bxc6 12. Be3 Bg4 13. h3 Bh5 14. Rc1 Qa5 15. g4 Bg6 16. Na4 Rac8 17. Bc5 Rfe8 18. e3 Nd7 19. Bxe7 Rxe7 20. Bxd5 Rd8 21. Rxc6 Kh7 22. Rd6 Nf6 23. Rxd8 Qxd8 24. Bxf7 Qc7 25. Bxg6+ Kxg6 26. Qd3+ Kf7 27. Nc3 Rd7 28. Qc2 Kg8 29. Rd1 Rxd1+ 30. Qxd1 Qe5 31. Qd8+ Kh7 32. Qd3+ Kg8 33. Qd4 Qe6 34. Qxa7 Nh7 35. Qa8+ 1-0

