[Event "NED-chT 1920"]
[Site "Netherlands"]
[Date "2020.02.01"]
[Round "5.9"]
[White "Pel, Bonno"]
[Black "Van der Heijden, Ton"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "2274"]
[BlackElo "2307"]
[PlyCount "68"]
[EventDate "2019.09.28"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]
[WhiteTeam "Groningen Combinatie"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. g3 Nf6 2. Bg2 d5 3. d3 c5 4. Nf3 Nc6 5. 0-0 e6 6. Nc3 Be7 7. e4 0-0 8. h3 b6 9. exd5 exd5 10. Re1 Bb7 11. Bg5 d4 12. Bxf6 Bxf6 13. Ne4 Be7 14. h4 h6 15. Ned2 Qc7 16. Nc4 b5 17. Nce5 Nb4 18. c3 dxc3 19. bxc3 Nd5 20. Qb3 Bf6 21. Rac1 c4 22. Qxb5 cxd3 23. Nd7 Rfd8 24. Nxf6+ Nxf6 25. Red1 Rd5 26. Qb3 Ne4 27. Nd4 Rd7 28. Qb5 d2 29. Rb1 Bd5 30. Bxe4 Bxe4 31. Rb2 Rd5 32. Qb3 Rc5 33. Rbxd2 Rxc3 34. Nb5 Rb8 1-0

[Event "NED-chT 1920"]
[Site "Netherlands"]
[Date "2019.12.14"]
[Round "4.6"]
[White "Blees, Albert"]
[Black "Van der Heijden, Ton"]
[Result "1-0"]
[ECO "B38"]
[WhiteElo "2318"]
[BlackElo "2307"]
[PlyCount "93"]
[EventDate "2019.09.28"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]
[WhiteTeam "Caissa"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. c4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. e4 Nc6 6. Be3 Nf6 7. Nc3 0-0 8. Be2 b6 9. 0-0 Bb7 10. Qd2 Nxd4 11. Bxd4 e5 12. Bxe5 Nxe4 13. Nxe4 Bxe5 14. Nd6 Bc6 15. f4 Bg7 16. Rad1 f5 17. b4 Rf6 18. b5 Bf8 19. Nxf5 Bc5+ 20. Kh1 Bxg2+ 21. Kxg2 Rxf5 22. Bg4 Rf6 23. f5 d6 24. Kh1 Qf8 25. Rf3 Re8 26. Rdf1 Qg7 27. fxg6 Rxg6 28. Qd5+ Kh8 29. Rf7 Rxg4 30. Rxg7 Rxg7 31. h3 Reg8 32. Qe4 Rg1+ 33. Rxg1 Rxg1+ 34. Kh2 Rg8 35. Qb7 Bg1+ 36. Kh1 Bc5 37. Qxa7 Rg3 38. Qf7 h6 39. Qf6+ Kh7 40. Qf5+ Kg7 41. a4 Rg5 42. Qd7+ Kg6 43. a5 bxa5 44. b6 Rg1+ 45. Kh2 Rb1 46. b7 a4 47. Qe8+ 1-0

[Event "NED-chT 1920"]
[Site "Netherlands"]
[Date "2019.11.02"]
[Round "2.7"]
[White "Van der Heijden, Ton"]
[Black "Provoost, Simon"]
[Result "1/2-1/2"]
[ECO "D61"]
[WhiteElo "2307"]
[BlackElo "2213"]
[PlyCount "59"]
[EventDate "2019.09.28"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Sas van Gent"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 0-0 6. e3 Nbd7 7. Qc2 c6 8. 0-0-0 b6 9. Bd3 Bb7 10. Ne5 h6 11. h4 dxc4 12. Bxc4 Nd5 13. g4 Nxc3 14. bxc3 Nxe5 15. dxe5 Qc7 16. Bxe7 Qxe7 17. g5 c5 18. Rhg1 h5 19. g6 Bd5 20. Rxd5 exd5 21. Bxd5 Rad8 22. gxf7+ Rxf7 23. Qe4 Rxd5 24. Qxd5 Qxh4 25. e6 Re7 26. Qd8+ Kh7 27. Qd3+ Kg8 28. Qd8+ Kh7 29. Qd3+ Kh8 30. Qd8+ 1/2-1/2

[Event "NED-chT 1920"]
[Site "Netherlands"]
[Date "2019.09.28"]
[Round "1.10"]
[White "Van der Heijden, Ton"]
[Black "Rill, Gerard"]
[Result "0-1"]
[ECO "E94"]
[WhiteElo "2307"]
[BlackElo "2245"]
[PlyCount "48"]
[EventDate "2019.09.28"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Kennemer Combinatie"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 0-0 6. Be2 e5 7. 0-0 exd4 8. Nxd4 Re8 9. f3 c6 10. Kh1 Nbd7 11. Nc2 Nb6 12. g4 Be6 13. Ne3 d5 14. cxd5 cxd5 15. g5 Nxe4 16. fxe4 d4 17. Nf5 gxf5 18. exf5 Bxf5 19. Rxf5 dxc3 20. Qc2 Qc8 21. Rxf7 Kxf7 22. Qxh7 Qc6+ 23. Kg1 Rxe2 24. Be3 Qg2# 0-1

[Event "NED-chT 1819"]
[Site "Netherlands"]
[Date "2019.05.11"]
[Round "9.10"]
[White "Van der Heijden, Ton"]
[Black "Reichardt, Robin"]
[Result "1-0"]
[ECO "D61"]
[WhiteElo "2308"]
[BlackElo "2045"]
[PlyCount "79"]
[EventDate "2018.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "En Passant"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 e6 5. Bg5 Be7 6. e3 Nbd7 7. Qc2 0-0 8. 0-0-0 dxc4 9. Bxc4 b5 10. Bd3 a5 11. Ne5 Nxe5 12. dxe5 Nd5 13. Bxh7+ Kh8 14. h4 Qc7 15. Nxd5 exd5 16. f4 b4 17. Bd3 Bg4 18. Rdf1 a4 19. Qf2 c5 20. Bb1 a3 21. Qc2 axb2+ 22. Kd2 g6 23. h5 Kg8 24. hxg6 f5 25. Rh7 b3 26. axb3 Qa5+ 27. Qc3 Bxg5 28. Qxa5 Rxa5 29. Rfh1 Raa8 30. fxg5 c4 31. e6 Rfc8 32. bxc4 dxc4 33. Kc3 Rab8 34. Rf7 Rb3+ 35. Kc2 Rxe3 36. e7 Re2+ 37. Kc3 Re3+ 38. Kd4 Rxe7 39. Rxe7 c3 40. g7 1-0

[Event "NED-chT 1819"]
[Site "Netherlands"]
[Date "2019.04.13"]
[Round "8.8"]
[White "Dek, Lennart"]
[Black "Van der Heijden, Ton"]
[Result "1/2-1/2"]
[ECO "B63"]
[WhiteElo "2314"]
[BlackElo "2308"]
[PlyCount "63"]
[EventDate "2018.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]
[WhiteTeam "Kennemer Combinatie"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

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 0-0 9. h4 h6 10. Nxc6 bxc6 11. e5 dxe5 12. Bxh6 Nd5 13. Rh3 f6 14. Bd3 Rf7 15. Bg6 gxh6 16. Bxf7+ Kxf7 17. Qxh6 Bf8 18. Qh5+ Ke7 19. Qh7+ Ke8 20. Qg6+ Ke7 21. h5 Bd7 22. h6 Qe8 23. Qxe8+ Rxe8 24. Rdh1 Nxc3 25. Rxc3 Kf7 26. h7 Bg7 27. Ra3 Ra8 28. Rd3 Ke7 29. Rg3 Kf7 30. Rd3 Ke7 31. Rg3 Kf7 32. Rd3 1/2-1/2

[Event "NED-chT 1819"]
[Site "Netherlands"]
[Date "2019.03.16"]
[Round "7.10"]
[White "Van der Heijden, Ton"]
[Black "Roobol, Martin"]
[Result "0-1"]
[ECO "A65"]
[WhiteElo "2308"]
[BlackElo "2243"]
[PlyCount "38"]
[EventDate "2018.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Leiden LSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Nge2 c5 7. d5 e6 8. Ng3 exd5 9. cxd5 a6 10. a4 Nbd7 11. Bg5 Qc7 12. Qd2 Rb8 13. Be2 c4 14. Rc1 b5 15. axb5 axb5 16. b4 h5 17. 0-0 Nh7 18. Bh6 Qb6+ 19. Kh1 h4 0-1

[Event "NED-chT 1819"]
[Site "Netherlands"]
[Date "2019.02.09"]
[Round "6.5"]
[White "Van der Heijden, Ton"]
[Black "Bosch, Jeroen"]
[Result "0-1"]
[ECO "D36"]
[WhiteElo "2308"]
[BlackElo "2412"]
[PlyCount "69"]
[EventDate "2018.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Calder HMC"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Nbd7 5. cxd5 exd5 6. Bg5 Be7 7. e3 0-0 8. Bd3 Re8 9. Qc2 c6 10. 0-0-0 Nf8 11. h3 Be6 12. g4 Qa5 13. Bxf6 Bxf6 14. g5 Be7 15. Rdg1 c5 16. h4 Rac8 17. h5 cxd4 18. Nxd4 Bb4 19. Kd2 Bd7 20. g6 fxg6 21. hxg6 h6 22. a3 Bxc3+ 23. bxc3 Ne6 24. Nf5 Qxa3 25. Nxh6+ gxh6 26. g7 Ng5 27. Rxg5 hxg5 28. Bh7+ Kf7 29. Qg6+ Ke7 30. Qxg5+ Kd6 31. Qf4+ Kc6 32. Rh6+ Kb5 33. Bd3+ Ka5 34. Qd4 Qc5 35. Qxc5+ 0-1

[Event "NED-chT 1819"]
[Site "Netherlands"]
[Date "2018.12.15"]
[Round "5.9"]
[White "Nabuurs, Mart"]
[Black "Van der Heijden, Ton"]
[Result "1/2-1/2"]
[ECO "B64"]
[WhiteElo "2209"]
[BlackElo "2308"]
[PlyCount "53"]
[EventDate "2018.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]
[WhiteTeam "De Stukkenjagers"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

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 0-0 9. f4 h6 10. Bh4 Bd7 11. Bf2 a6 12. Be2 b5 13. Bf3 Rc8 14. Kb1 b4 15. Nce2 Na5 16. b3 e5 17. g4 Bxg4 18. Rhg1 Bxf3 19. Nxf3 Nxe4 20. Qe3 Nxf2 21. fxe5 Qc7 22. Ned4 Nxd1 23. Qxh6 g6 24. Rxg6+ fxg6 25. Qxg6+ Kh8 26. Qh6+ Kg8 27. Qg6+ 1/2-1/2

[Event "NED-chT 1819"]
[Site "Netherlands"]
[Date "2018.11.24"]
[Round "4.7"]
[White "Van Meegen, Ruud"]
[Black "Van der Heijden, Ton"]
[Result "0-1"]
[ECO "E01"]
[WhiteElo "2228"]
[BlackElo "2308"]
[PlyCount "122"]
[EventDate "2018.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]
[WhiteTeam "Zuid Limburg"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. g3 cxd4 5. Nxd4 d5 6. Bg2 e5 7. Nf3 d4 8. 0-0 Nc6 9. e3 Bc5 10. exd4 exd4 11. Re1+ Be6 12. a3 a5 13. Bg5 h6 14. Bxf6 Qxf6 15. Nbd2 0-0 16. Ne4 Qe7 17. Rc1 a4 18. Nfd2 d3 19. Nxc5 Qxc5 20. Rc3 Rfd8 21. Qf3 Qb6 22. Rxd3 Qxb2 23. Ne4 Ne5 24. Rxd8+ Rxd8 25. Qc3 Nxc4 26. Qxb2 Nxb2 27. Nc5 b5 28. Rb1 Ba2 29. Ra1 Bc4 30. Bf1 Rd2 31. Rc1 Bxf1 32. Kxf1 Nd3 33. Nxd3 Rxd3 34. Ke2 Rxa3 35. Rb1 Ra2+ 36. Kf1 a3 37. Rxb5 Rb2 38. Ra5 a2 39. Kg2 Kf8 40. Ra7 Ke8 41. Kf3 Kd8 42. h4 Kc8 43. Ke3 Kb8 44. Ra4 Kb7 45. f4 h5 46. Kd4 Kc6 47. Kc4 Rg2 48. Ra6+ Kb7 49. Ra4 Rxg3 50. Rxa2 Rf3 51. Kd5 Rxf4 52. Re2 Rxh4 53. Re7+ Kb6 54. Rxf7 Rg4 55. Rd7 h4 56. Ke5 g5 57. Kf5 Rg3 58. Ke4 h3 59. Rd8 g4 60. Rh8 Rg2 61. Ke3 h2 0-1

[Event "NED-chT 1819"]
[Site "Netherlands"]
[Date "2018.11.03"]
[Round "3.10"]
[White "Groffen, Hans"]
[Black "Van der Heijden, Ton"]
[Result "0-1"]
[ECO "A57"]
[WhiteElo "2115"]
[BlackElo "2308"]
[PlyCount "68"]
[EventDate "2018.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]
[WhiteTeam "Sas van Gent"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. e3 g6 6. Nc3 Bg7 7. Nf3 0-0 8. a4 Bb7 9. Ra3 e6 10. dxe6 fxe6 11. Qd6 axb5 12. Bxb5 Bxf3 13. gxf3 Qc8 14. 0-0 Ne8 15. Qg3 Nc6 16. Ne4 Ne5 17. f4 Nf7 18. Nd2 d5 19. e4 Ned6 20. e5 Nxb5 21. axb5 Qb7 22. Qg4 Qb6 23. Nb1 Nh6 24. Qe2 Nf5 25. Be3 d4 26. Bd2 Rab8 27. Ra5 Qb7 28. Na3 Qd5 29. Qc4 Qf3 30. Qxe6+ Kh8 31. Qc6 Nh4 32. Nc4 Qg4+ 33. Kh1 Nf3 34. Ra3 Qh3 0-1

[Event "EU-Cup 34th"]
[Site "Porto Carras"]
[Date "2018.10.18"]
[Round "7.4"]
[White "Van der Heijden, Ton"]
[Black "Haug, Johannes"]
[Result "1/2-1/2"]
[ECO "E12"]
[WhiteElo "2300"]
[BlackElo "2391"]
[PlyCount "109"]
[EventDate "2018.10.12"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GRE"]
[SourceTitle "CBM 187"]
[Source "ChessBase"]
[SourceDate "2018.12.11"]
[SourceVersion "1"]
[SourceVersionDate "2018.12.11"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Nordstrand"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NOR"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb7 5. Bg5 h6 6. Bh4 g5 7. Bg3 Nh5 8. e3 Nxg3 9. hxg3 Bg7 10. g4 Nc6 11. Bd3 Qe7 12. a3 0-0-0 13. Qc2 h5 14. d5 Ne5 15. gxh5 Nxf3+ 16. gxf3 Bxc3+ 17. Qxc3 exd5 18. cxd5 Bxd5 19. Rc1 c5 20. Ke2 Kb8 21. b4 g4 22. fxg4 Bxh1 23. Rxh1 Rc8 24. Bf5 Rh6 25. Qg7 Rhh8 26. Rd1 Rhd8 27. bxc5 bxc5 28. h6 c4 29. h7 a6 30. h8Q Rxh8 31. Rxd7 Qc5 32. Be4 Qb5 33. Qxf7 c3+ 34. Ke1 Rh1+ 35. Bxh1 Qb1+ 36. Ke2 Qb2+ 37. Kf1 Qb5+ 38. Kg1 Qb1+ 39. Kg2 Qe4+ 40. f3 Qb1 41. Qd5 Qb6 42. Rd6 Qb2+ 43. Kg3 c2 44. f4 c1Q 45. Qa8+ Kc7 46. Rc6+ Qxc6 47. Qxc6+ Kb8 48. Qa8+ Kc7 49. Qxa6 Qc1 50. Qa7+ Kd8 51. Qd4+ Ke7 52. Qe5+ Kd7 53. Qd5+ Ke7 54. Qe5+ Kd7 55. Qd5+ 1/2-1/2

[Event "EU-Cup 34th"]
[Site "Porto Carras"]
[Date "2018.10.17"]
[Round "6.4"]
[White "Umudova, Nargiz"]
[Black "Van der Heijden, Ton"]
[Result "1/2-1/2"]
[ECO "C00"]
[WhiteElo "2233"]
[BlackElo "2300"]
[PlyCount "66"]
[EventDate "2018.10.12"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GRE"]
[SourceTitle "CBM 187"]
[Source "ChessBase"]
[SourceDate "2018.12.11"]
[SourceVersion "1"]
[SourceVersionDate "2018.12.11"]
[SourceQuality "1"]
[WhiteTeam "Amaytos"]
[BlackTeam "BSG"]
[WhiteTeamCountry "BEL"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 e6 3. d3 d5 4. Nbd2 Nf6 5. g3 Nc6 6. Bg2 Be7 7. 0-0 b6 8. Re1 Bb7 9. Qe2 Qc7 10. Nf1 0-0-0 11. e5 Nd7 12. h4 h6 13. N1h2 g5 14. hxg5 hxg5 15. Ng4 Rh5 16. c3 Rdh8 17. Bd2 Kb8 18. b4 d4 19. bxc5 Bxc5 20. c4 Bf8 21. Bxg5 Rg8 22. Qd2 Bb4 23. Qf4 Bxe1 24. Rxe1 Nb4 25. Be7 Rf5 26. Qd2 Nxe5 27. Nfxe5 Qxe7 28. Nh6 Rxe5 29. Nxg8 Rxe1+ 30. Qxe1 Nxd3 31. Qe2 Qd8 32. Qxd3 Qxg8 33. Qxd4 Bxg2 1/2-1/2

[Event "EU-Cup 34th"]
[Site "Porto Carras"]
[Date "2018.10.16"]
[Round "5.5"]
[White "Podlesnik, Bogdan"]
[Black "Van der Heijden, Ton"]
[Result "0-1"]
[ECO "B82"]
[WhiteElo "2365"]
[BlackElo "2300"]
[PlyCount "78"]
[EventDate "2018.10.12"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GRE"]
[SourceTitle "CBM 187"]
[Source "ChessBase"]
[SourceDate "2018.12.11"]
[SourceVersion "1"]
[SourceVersionDate "2018.12.11"]
[SourceQuality "1"]
[WhiteTeam "Gambit Asseco See"]
[BlackTeam "BSG"]
[WhiteTeamCountry "MKD"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. f4 a6 7. Qf3 Qb6 8. Nb3 Qc7 9. g4 b5 10. g5 Nfd7 11. Bd3 Bb7 12. Bd2 Nc5 13. Rf1 g6 14. a4 b4 15. Nd1 a5 16. Nxc5 dxc5 17. Ne3 Bg7 18. 0-0-0 0-0 19. b3 Nd7 20. Qh3 Ba6 21. e5 Nb6 22. Bxa6 Rxa6 23. Ng4 c4 24. Kb1 Rc8 25. Rc1 Nd5 26. Nf6+ Nxf6 27. gxf6 Bf8 28. Qf3 Rc6 29. h4 Qb6 30. h5 Qd4 31. hxg6 fxg6 32. f5 exf5 33. Be3 Qxe5 34. f7+ Kxf7 35. Rcd1 cxb3 36. cxb3 Rc3 37. Qb7+ Kg8 38. Bd4 Rxb3+ 39. Ka2 Qe2+ 0-1

[Event "EU-Cup 34th"]
[Site "Porto Carras"]
[Date "2018.10.15"]
[Round "4.4"]
[White "Kaczmarczyk, Dennis"]
[Black "Van der Heijden, Ton"]
[Result "1/2-1/2"]
[ECO "A57"]
[WhiteElo "2442"]
[BlackElo "2300"]
[PlyCount "74"]
[EventDate "2018.10.12"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GRE"]
[SourceTitle "CBM 187"]
[Source "ChessBase"]
[SourceDate "2018.12.11"]
[SourceVersion "1"]
[SourceVersionDate "2018.12.11"]
[SourceQuality "1"]
[WhiteTeam "Winterthur"]
[BlackTeam "BSG"]
[WhiteTeamCountry "SUI"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. e3 g6 6. Nc3 Bg7 7. Nf3 0-0 8. a4 e6 9. dxe6 fxe6 10. Be2 axb5 11. Bxb5 d5 12. 0-0 Bb7 13. Re1 Nc6 14. h3 Qe7 15. Bd2 Rad8 16. Bf1 Kh8 17. Ra3 e5 18. a5 e4 19. Nh2 Ne5 20. Na4 Nh5 21. Be2 d4 22. Qc1 Qh4 23. Rf1 Nf3+ 24. Bxf3 exf3 25. Nxc5 fxg2 26. Nxb7 gxf1Q+ 27. Qxf1 Rd7 28. a6 Ng3 29. fxg3 Rxf1+ 30. Nxf1 Qf6 31. a7 Rf7 32. a8Q+ Bf8 33. Ra1 Qf2+ 34. Kh1 Qf3+ 35. Kg1 Qf2+ 36. Kh1 Qf3+ 37. Kg1 Qf2+ 1/2-1/2

[Event "EU-Cup 34th"]
[Site "Porto Carras"]
[Date "2018.10.13"]
[Round "2.5"]
[White "Van der Heijden, Ton"]
[Black "Pantzar, Milton"]
[Result "1/2-1/2"]
[ECO "D58"]
[WhiteElo "2300"]
[BlackElo "2326"]
[PlyCount "65"]
[EventDate "2018.10.12"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GRE"]
[SourceTitle "CBM 187"]
[Source "ChessBase"]
[SourceDate "2018.12.11"]
[SourceVersion "1"]
[SourceVersionDate "2018.12.11"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Team Viking"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "SWE"]

1. d4 Nf6 2. c4 b6 3. Nc3 Bb7 4. Nf3 e6 5. Bg5 h6 6. Bh4 Be7 7. Qc2 d5 8. e3 0-0 9. Bxf6 Bxf6 10. cxd5 exd5 11. 0-0-0 c5 12. dxc5 bxc5 13. Nxd5 Bxd5 14. Bc4 Qb6 15. Rxd5 Na6 16. a3 Rab8 17. Ne5 Nc7 18. Rxc5 Ne6 19. Rc6 Qa5 20. Nd3 Rfd8 21. Rd1 Qh5 22. h3 Qg6 23. g4 Qe4 24. Nb4 Rxd1+ 25. Kxd1 Qh1+ 26. Ke2 Qxh3 27. Bxe6 fxe6 28. Qe4 Bxb2 29. Qxe6+ Kh7 30. Qf5+ Kg8 31. Qe6+ Kh7 32. Qf5+ Kg8 33. Qe6+ 1/2-1/2

[Event "EU-Cup 34th"]
[Site "Porto Carras"]
[Date "2018.10.12"]
[Round "1.4"]
[White "Van der Heijden, Ton"]
[Black "Georgakopoulos, Nikolaos K"]
[Result "1/2-1/2"]
[ECO "E21"]
[WhiteElo "2300"]
[BlackElo "2085"]
[PlyCount "78"]
[EventDate "2018.10.12"]
[EventType "team-swiss"]
[EventRounds "7"]
[EventCountry "GRE"]
[SourceTitle "CBM 187"]
[Source "ChessBase"]
[SourceDate "2018.12.11"]
[SourceVersion "1"]
[SourceVersionDate "2018.12.11"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Chania Chess Academy"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "GRE"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nc3 0-0 5. Bg5 c5 6. Rc1 h6 7. Bh4 cxd4 8. Nxd4 a6 9. e3 Be7 10. Be2 Nc6 11. 0-0 b6 12. Bf3 Bb7 13. Qa4 Qc8 14. Nxc6 Bxc6 15. Bxc6 Qxc6 16. Rfd1 Rfc8 17. Bxf6 Bxf6 18. Rxd7 b5 19. Qd1 Qxc4 20. b3 Qb4 21. Ne2 Qa5 22. Rd2 Rd8 23. Rcc2 Rac8 24. g3 b4 25. Rxd8+ Rxd8 26. Rd2 Rc8 27. Kg2 g6 28. Nf4 h5 29. Qf3 Bg7 30. Rd7 Qf5 31. e4 Qf6 32. Nd3 Qxf3+ 33. Kxf3 Bf8 34. Ne5 Rc3+ 35. Kg2 Rc2 36. Rd8 Kg7 37. Rd7 Kg8 38. Rd8 Kg7 39. Rd7 Kg8 1/2-1/2

[Event "NED-chT 1819"]
[Site "Netherlands"]
[Date "2018.10.06"]
[Round "2.8"]
[White "Van der Heijden, Ton"]
[Black "Kollen, Zyon"]
[Result "1/2-1/2"]
[ECO "E13"]
[WhiteElo "2308"]
[BlackElo "2350"]
[PlyCount "83"]
[EventDate "2018.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Charlois Europoort"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 e6 2. Nf3 Nf6 3. c4 b6 4. Nc3 Bb4 5. Bg5 Bb7 6. Qc2 h6 7. Bh4 g5 8. Bg3 Ne4 9. e3 Bxc3+ 10. bxc3 d6 11. Bd3 Nxg3 12. fxg3 Nd7 13. 0-0 Qe7 14. a4 a5 15. Rf2 0-0 16. Raf1 f5 17. d5 c5 18. dxc6 Bxc6 19. Nd4 Rac8 20. g4 Ne5 21. gxf5 Bxa4 22. Qe2 Rf6 23. fxe6 Rxf2 24. Rxf2 Rf8 25. Be4 Rxf2 26. Qxf2 Be8 27. Nf5 Qf6 28. Nxd6 Qxf2+ 29. Kxf2 Kf8 30. Nc8 a4 31. c5 bxc5 32. Bd5 c4 33. e7+ Kg7 34. Nd6 Kf6 35. Nxc4 Nxc4 36. Bxc4 Kxe7 37. Ke2 Kd6 38. Kd2 Bg6 39. Bg8 a3 40. g3 Be4 41. Ba2 Kc5 42. Bf7 1/2-1/2

[Event "NED-chT 1819"]
[Site "Netherlands"]
[Date "2018.09.15"]
[Round "1.10"]
[White "Kabatianski, Alexander"]
[Black "Van der Heijden, Ton"]
[Result "1-0"]
[ECO "D77"]
[WhiteElo "2371"]
[BlackElo "2308"]
[PlyCount "77"]
[EventDate "2018.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]
[WhiteTeam "Apeldoorn MuConsult"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d5 6. c4 dxc4 7. Na3 Nc6 8. Nxc4 Be6 9. b3 Bd5 10. Bb2 a5 11. Ne3 Be4 12. a3 Qc8 13. Nc4 Rd8 14. e3 Qf5 15. Rc1 g5 16. Ncd2 Bd5 17. Re1 Ne4 18. Qe2 Nxd2 19. Nxd2 Bxg2 20. Kxg2 Qd5+ 21. Kg1 e5 22. e4 Qd7 23. d5 Nd4 24. Bxd4 exd4 25. Qd3 Ra6 26. Nf3 h6 27. Nxd4 Bxd4 28. Qxd4 c6 29. Red1 cxd5 30. Rc5 Re8 31. exd5 Rd6 32. a4 b6 33. Rc3 Rxd5 34. Qxd5 Re1+ 35. Kg2 Rxd1 36. Qxd7 Rxd7 37. Rc6 b5 38. axb5 Rd3 39. b4 1-0

[Event "NED-chT 1718"]
[Site "Netherlands"]
[Date "2018.04.21"]
[Round "9.7"]
[White "Peng, Zhaoqin"]
[Black "Van der Heijden, Ton"]
[Result "1/2-1/2"]
[ECO "E70"]
[WhiteElo "2366"]
[BlackElo "2301"]
[PlyCount "100"]
[EventDate "2017.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "En Passant"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 0-0 5. Bd3 c6 6. Nge2 d5 7. e5 Ne4 8. Nxe4 dxe4 9. Bxe4 c5 10. f4 cxd4 11. Qxd4 Qa5+ 12. Bd2 Qa6 13. Nc3 Nc6 14. Qc5 Be6 15. b3 Rfd8 16. Qf2 f6 17. Nd5 Rac8 18. exf6 exf6 19. 0-0 f5 20. Bf3 Nd4 21. Rad1 Nxf3+ 22. Qxf3 Bxd5 23. cxd5 Qxa2 24. Bb4 Qa6 25. Be7 Rd7 26. d6 Qc6 27. Rd5 Qc2 28. Rd3 Qc6 29. Rd5 Qc2 30. Rd3 Qc6 31. Qe2 Qe4 32. Qd2 Rc6 33. Re1 Rc2 34. Rxe4 Rxd2 35. Rxd2 fxe4 36. Kf2 Bf8 37. Bxf8 Kxf8 38. Ke3 Kf7 39. Kxe4 Ke6 40. g4 Rxd6 41. f5+ gxf5+ 42. gxf5+ Ke7 43. Ra2 a6 44. Ke5 Rb6 45. Rd2 Rxb3 46. f6+ Ke8 47. Rg2 Rb5+ 48. Ke6 Rb6+ 49. Kf5 Rb5+ 50. Ke6 Rb6+ 1/2-1/2

[Event "NED-chT 1718"]
[Site "Netherlands"]
[Date "2018.04.07"]
[Round "8.10"]
[White "De Boer, Eelke"]
[Black "Van der Heijden, Ton"]
[Result "1-0"]
[ECO "B63"]
[WhiteElo "2233"]
[BlackElo "2301"]
[PlyCount "91"]
[EventDate "2017.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Groningen Combinatie"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

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 0-0 9. f3 a6 10. h4 Nxd4 11. Qxd4 b5 12. Kb1 Qa5 13. g4 b4 14. Ne2 e5 15. Qf2 Be6 16. Nc1 Rfd8 17. Be3 Rab8 18. g5 Nh5 19. Bh3 Bxh3 20. Rd5 Rb5 21. Rxh3 Rxd5 22. Bb6 Rd2 23. Qe3 Qb5 24. Bxd8 Rd1 25. Bxe7 Qf1 26. Rh2 Re1 27. Re2 Rxc1+ 28. Qxc1 Qxe2 29. Bxd6 Qxf3 30. Bxb4 Qxe4 31. Qe1 Qf3 32. a4 e4 33. Qd2 Qf1+ 34. Ka2 Qc4+ 35. Ka3 h6 36. gxh6 g6 37. Qd8+ Kh7 38. Bc3 Qc5+ 39. Kb3 f6 40. Bxf6 Nxf6 41. Qxf6 Qd5+ 42. Ka3 Qc5+ 43. b4 Qc7 44. Kb2 e3 45. Kc1 e2 46. Kd2 1-0

[Event "NED-chT 1718"]
[Site "Netherlands"]
[Date "2018.03.10"]
[Round "7.6"]
[White "Van der Heijden, Ton"]
[Black "Blees, Albert"]
[Result "1/2-1/2"]
[ECO "E13"]
[WhiteElo "2301"]
[BlackElo "2374"]
[PlyCount "71"]
[EventDate "2017.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Rotterdam Pathena"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 e6 2. c4 Nf6 3. Nf3 b6 4. Nc3 Bb7 5. Bg5 Bb4 6. Qc2 h6 7. Bh4 g5 8. Bg3 Ne4 9. Be5 f6 10. d5 Bxc3+ 11. Bxc3 exd5 12. cxd5 Bxd5 13. 0-0-0 Nxc3 14. Qxc3 Be6 15. e4 Qe7 16. Nd4 Qc5 17. Qxc5 bxc5 18. Nxe6 dxe6 19. e5 fxe5 20. Bb5+ c6 21. Ba4 Rf8 22. Rd6 Ke7 23. Rhd1 Rf4 24. Bxc6 Nxc6 25. Rxc6 Rxf2 26. Rdd6 Rf6 27. Rd2 Rd8 28. Rc7+ Ke8 29. Re2 Rd5 30. Rxa7 Rf4 31. b3 c4 32. Kc2 cxb3+ 33. axb3 Rf7 34. Ra8+ Ke7 35. Ra7+ Ke8 36. Ra8+ 1/2-1/2

[Event "NED-chT 1718"]
[Site "Netherlands"]
[Date "2018.02.03"]
[Round "6.8"]
[White "Van der Heijden, Ton"]
[Black "Lemmers, Oscar"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "2301"]
[BlackElo "2346"]
[PlyCount "109"]
[EventDate "2017.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Voerendaal"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qc2 dxc4 5. e4 Bg4 6. Nbd2 e6 7. Bxc4 Be7 8. Bd3 Bh5 9. 0-0 Nbd7 10. b3 Bg6 11. Bb2 0-0 12. Ne5 c5 13. Nxg6 hxg6 14. d5 exd5 15. e5 Ng4 16. Rae1 Qc7 17. Nf3 Rac8 18. Bxg6 fxg6 19. Qxg6 Rxf3 20. gxf3 Nh6 21. Qe6+ Kf8 22. Qxd5 Qc6 23. Qd3 Qe6 24. Qe4 Rc6 25. Kh1 Kf7 26. Rg1 Nf5 27. Rg4 Nf8 28. Reg1 g6 29. Rf4 Ke8 30. Rd1 Rc7 31. Rg4 Kf7 32. Rd5 Rd7 33. Rd3 Rxd3 34. Qxd3 Qc6 35. Qe4 Qd7 36. Rg1 Qd2 37. e6+ Nxe6 38. Rxg6 Kxg6 39. Qxe6+ Kg5 40. Qg8+ Kh6 41. Qe6+ Kg5 42. h4+ Nxh4 43. Qxe7+ Kh5 44. Qf7+ Ng6 45. Bf6 b5 46. Qh7+ Qh6 47. Qd7 Qc1+ 48. Kg2 Nf4+ 49. Kh2 Kg6 50. Qg7+ Kf5 51. Qg5+ Ke6 52. Be5 Qe1 53. Bxf4 Qxf2+ 54. Qg2 Qh4+ 55. Qh3+ 1-0

[Event "NED-chT 1718"]
[Site "Netherlands"]
[Date "2017.12.16"]
[Round "5.9"]
[White "Van der Heijden, Ton"]
[Black "Senders, Mischa"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "2301"]
[BlackElo "2312"]
[PlyCount "81"]
[EventDate "2017.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Calder HMC"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qc2 g6 5. Bf4 Bf5 6. Qb3 Qb6 7. e3 Na6 8. Nc3 Qxb3 9. axb3 Nb4 10. Ra4 Nd3+ 11. Bxd3 Bxd3 12. Be5 dxc4 13. bxc4 Bg7 14. Kd2 Bf5 15. Rha1 a6 16. Rb4 b5 17. cxb5 cxb5 18. Rxb5 0-0 19. Rba5 Ne4+ 20. Nxe4 Bxe4 21. Bxg7 Kxg7 22. Ne1 Rab8 23. f3 Rxb2+ 24. Kc1 Re2 25. Kd1 Bxf3 26. Nxf3 Rxe3 27. Rxa6 Rd8 28. Kd2 Rb3 29. R1a2 e5 30. Kc2 Re3 31. dxe5 g5 32. h3 h5 33. Rd6 Re2+ 34. Kd1 Rxa2 35. Rxd8 Rxg2 36. Rd7 Kf8 37. Nd4 Ke8 38. Ra7 g4 39. hxg4 h4 40. Ra8+ Ke7 41. Nf5+ 1-0

[Event "NED-chT 1718"]
[Site "Netherlands"]
[Date "2017.11.25"]
[Round "4.2"]
[White "Van der Heijden, Ton"]
[Black "Van Haastert, Edwin"]
[Result "1/2-1/2"]
[ECO "D16"]
[WhiteElo "2301"]
[BlackElo "2446"]
[PlyCount "17"]
[EventDate "2017.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Leiden LSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. Nh4 Bc8 7. Nf3 Bf5 8. Nh4 Bc8 9. Nf3 1/2-1/2

[Event "NED-chT 1718"]
[Site "Netherlands"]
[Date "2017.11.04"]
[Round "3.6"]
[White "Kramer, Julian"]
[Black "Van der Heijden, Ton"]
[Result "1-0"]
[ECO "B64"]
[WhiteElo "2341"]
[BlackElo "2301"]
[PlyCount "43"]
[EventDate "2017.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "SISSA"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

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 0-0 9. f4 h6 10. Bh4 Bd7 11. Nf3 Qa5 12. Kb1 Rfc8 13. g4 Nxg4 14. Bxe7 Nxe7 15. Rg1 Nf6 16. Qxd6 Ng6 17. e5 Rxc3 18. exf6 Bc6 19. Rxg6 fxg6 20. Qe7 Qb6 21. Ka1 gxf6 22. Rd7 1-0

[Event "NED-chT 1718"]
[Site "Netherlands"]
[Date "2017.09.16"]
[Round "1.10"]
[White "Smit, Erik"]
[Black "Van der Heijden, Ton"]
[Result "1/2-1/2"]
[ECO "E70"]
[WhiteElo "2153"]
[BlackElo "2301"]
[PlyCount "86"]
[EventDate "2017.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]
[WhiteTeam "Apeldoorn"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 c6 6. Be2 d5 7. cxd5 cxd5 8. e5 Ne4 9. 0-0 Nxc3 10. bxc3 Qc7 11. Qb3 Rd8 12. Bg5 Nc6 13. Rac1 f6 14. exf6 exf6 15. Be3 Na5 16. Qa4 Nc4 17. Bxc4 dxc4 18. Nd2 Be6 19. Rfe1 Bd5 20. f3 f5 21. Bg5 Qd7 22. Qxd7 Rxd7 23. Re2 Kf7 24. Rce1 Bf8 25. Nf1 b5 26. Ne3 Re8 27. Nc2 Rxe2 28. Rxe2 a5 29. a3 Bd6 30. Kf2 f4 31. g3 fxg3+ 32. hxg3 Be6 33. Bf4 Bxf4 34. gxf4 Bf5 35. Ne3 Bd3 36. Rb2 Rb7 37. Ng4 Ke6 38. Ne5 Kd5 39. Ng4 h5 40. Nf6+ Kd6 41. Ne4+ Kd5 42. Nf6+ Kd6 43. Ne4+ Kd5 1/2-1/2

[Event "NED-chT 1516"]
[Site "Netherlands"]
[Date "2016.04.23"]
[Round "9.8"]
[White "Vedder, Henk"]
[Black "Van der Heijden, Ton"]
[Result "1/2-1/2"]
[ECO "B50"]
[WhiteElo "2365"]
[BlackElo "2302"]
[PlyCount "119"]
[EventDate "2015.09.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "En Passant"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 d6 3. Nc3 Nf6 4. e5 dxe5 5. Nxe5 Nbd7 6. Nc4 e6 7. g3 Be7 8. Bg2 0-0 9. 0-0 Nb6 10. b3 Nfd5 11. Bb2 Nxc4 12. bxc4 Nxc3 13. Bxc3 Bf6 14. Qf3 Bxc3 15. Qxc3 Qc7 16. Rfe1 Rd8 17. Re4 Bd7 18. Rg4 e5 19. Rh4 Bc6 20. Bxc6 Qxc6 21. Re1 f6 22. d3 Rd4 23. Rxd4 exd4 24. Qa5 b6 25. Qa6 Kf7 26. a4 h5 27. h4 g5 28. hxg5 fxg5 29. a5 h4 30. Qb5 Qxb5 31. cxb5 hxg3 32. fxg3 bxa5 33. Ra1 Rb8 34. Rxa5 Ke6 35. Kf2 g4 36. Ke2 Rb7 37. Kd2 Kd5 38. c4+ dxc3+ 39. Kxc3 Rf7 40. Ra4 Rb7 41. Rxg4 Rxb5 42. Rg5+ Kd6 43. Rg6+ Kd5 44. g4 Rb4 45. Rg8 a5 46. g5 Rg4 47. g6 Ke6 48. g7 a4 49. Re8+ Kf7 50. Rc8 Kxg7 51. Rxc5 Kf6 52. d4 Ke6 53. Kc4 Rg1 54. Rc6+ Kd7 55. Ra6 Rg5 56. Rxa4 Rh5 57. Ra7+ Kd6 58. Ra6+ Kd7 59. Ra7+ Kd6 60. Ra6+ 1/2-1/2

[Event "NED-chT 1516"]
[Site "Netherlands"]
[Date "2016.04.02"]
[Round "8.7"]
[White "Lanchava, Tea"]
[Black "Van der Heijden, Ton"]
[Result "1-0"]
[ECO "E69"]
[WhiteElo "2276"]
[BlackElo "2302"]
[PlyCount "83"]
[EventDate "2015.09.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Groningen Combinatie"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. Nc3 0-0 5. g3 d6 6. Bg2 Nbd7 7. 0-0 e5 8. e4 c6 9. h3 Re8 10. Be3 exd4 11. Nxd4 Nb6 12. b3 d5 13. exd5 cxd5 14. c5 Nbd7 15. Ndb5 Rxe3 16. fxe3 Nxc5 17. Nxd5 Nxd5 18. Bxd5 Qg5 19. Bxf7+ Kh8 20. Kh2 Be5 21. Rf4 Ne4 22. Qg1 Nxg3 23. Rd1 Ne4 24. Qxg5 Nxg5 25. Rd8+ Kg7 26. Rg8+ Kh6 27. Bc4 Nxh3 28. Re8 Bxf4+ 29. exf4 Nxf4 30. Nd6 Kg5 31. Nxc8 h5 32. Re5+ Kg4 33. Nd6 Rd8 34. Ne4 h4 35. a4 Rd4 36. Bf1 Kf3 37. Ng5+ Kf2 38. Bc4 a6 39. a5 Nd3 40. Nh3+ Kf3 41. Bd5+ Kg4 42. Rg5# 1-0

[Event "NED-chT 1516"]
[Site "Netherlands"]
[Date "2016.03.19"]
[Round "7.3"]
[White "Van der Heijden, Ton"]
[Black "Van Wessel, Rudy"]
[Result "0-1"]
[ECO "E04"]
[WhiteElo "2302"]
[BlackElo "2398"]
[PlyCount "52"]
[EventDate "2015.09.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Leiden LSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 a6 5. Ne5 dxc4 6. g3 b5 7. Bg2 Bb7 8. 0-0 e6 9. a4 Nd5 10. e4 Nxc3 11. bxc3 Nd7 12. f4 Be7 13. Qg4 0-0 14. f5 exf5 15. Rxf5 Nxe5 16. dxe5 Kh8 17. Qf3 Qd3 18. Be3 Rad8 19. Rf1 Bc8 20. axb5 axb5 21. Bd4 Rxd4 22. cxd4 Qxd4+ 23. Kh1 Bxf5 24. Qxf5 g6 25. Qf4 c3 26. Bf3 c2 0-1

[Event "NED-chT 1516"]
[Site "Netherlands"]
[Date "2016.02.13"]
[Round "6.8"]
[White "Van der Heijden, Ton"]
[Black "Schoorl, Rob"]
[Result "0-1"]
[ECO "E80"]
[WhiteElo "2302"]
[BlackElo "2292"]
[PlyCount "52"]
[EventDate "2015.09.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 170 Extra"]
[Source "ChessBase"]
[SourceDate "2016.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.02.25"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Calder HMC"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 g6 2. c4 Bg7 3. e4 d6 4. Nc3 Nf6 5. f3 c6 6. Bg5 a6 7. Qd2 b5 8. 0-0-0 Qa5 9. Kb1 Nbd7 10. Bh6 Bxh6 11. Qxh6 c5 12. cxb5 Rb8 13. a4 Nb6 14. Nge2 axb5 15. axb5 Be6 16. d5 Bd7 17. g4 Nc4 18. Ng3 Bxb5 19. Nxb5 Qxb5 20. Qc1 Qxb2+ 21. Qxb2 Nxb2 22. Rc1 Nd3+ 23. Kc2 Nxc1 24. Kxc1 0-0 25. Kc2 Rb4 26. Bd3 Ra8 0-1

[Event "NED-chT 1516"]
[Site "Netherlands"]
[Date "2016.01.09"]
[Round "5.8"]
[White "Yakovich, Yuliya"]
[Black "Van der Heijden, Ton"]
[Result "0-1"]
[ECO "B56"]
[WhiteElo "2119"]
[BlackElo "2302"]
[PlyCount "108"]
[EventDate "2015.09.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 170 Extra"]
[Source "ChessBase"]
[SourceDate "2016.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.02.25"]
[SourceQuality "1"]
[WhiteTeam "Utrecht"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be3 Ng4 7. Bb5 Nxe3 8. fxe3 Bd7 9. Bxc6 bxc6 10. 0-0 e6 11. Qf3 Qf6 12. Qxf6 gxf6 13. Rxf6 Bg7 14. Rf3 Rb8 15. Raf1 0-0 16. b3 c5 17. Nde2 Bc6 18. Rg3 Kh8 19. Rd1 Be5 20. Rg4 a5 21. Rd3 a4 22. Nxa4 Bxa4 23. bxa4 Rb2 24. Rb3 Rxc2 25. Kf1 Rxa2 26. Ng1 c4 27. Rb4 c3 28. Rc4 c2 29. Ne2 Ra1+ 30. Kf2 f5 31. Rf4 Bxf4 32. exf4 Ra2 33. Nc1 Rb2 34. Ke3 d5 35. exd5 exd5 36. Rc5 Re8+ 37. Kd2 Rb4 38. Kxc2 Rxa4 39. Rxd5 Rxf4 40. Rd2 Rc8+ 41. Kb2 Rh4 42. g3 Rb4+ 43. Nb3 Kg7 44. Rc2 Rxc2+ 45. Kxc2 Ra4 46. Nd2 Kg6 47. Kd3 Kg5 48. Nc4 h5 49. Ne3 f4 50. gxf4+ Kxf4 51. Nf1 Kf3 52. Ng3 h4 53. Nf1 Ra3+ 54. Kc2 Ke2 0-1

[Event "NED-chT 1516"]
[Site "Netherlands"]
[Date "2015.12.12"]
[Round "4.8"]
[White "Van der Heijden, Ton"]
[Black "Meng, Roger"]
[Result "1-0"]
[ECO "E12"]
[WhiteElo "2302"]
[BlackElo "2357"]
[PlyCount "47"]
[EventDate "2015.09.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 169 Extra"]
[Source "ChessBase"]
[SourceDate "2015.12.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.12.18"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Charlois Europoort"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4 5. Bg5 Bb7 6. Qc2 c5 7. d5 exd5 8. cxd5 h6 9. Bh4 Bxd5 10. 0-0-0 Bc6 11. e4 Bxc3 12. Qxc3 Qc7 13. Bg3 Qb7 14. Bd6 Bxe4 15. Qe5+ Kd8 16. Qe7+ Kc8 17. Qxf7 Bxf3 18. gxf3 Ne8 19. Bxb8 Kxb8 20. Rxd7 Nc7 21. Bd3 Qc8 22. Be4 Rf8 23. Rxc7 Rxf7 24. Rxc8+ 1-0

[Event "NED-chT 1516"]
[Site "Netherlands"]
[Date "2015.11.07"]
[Round "3.10"]
[White "Quist, Johan"]
[Black "Van der Heijden, Ton"]
[Result "1/2-1/2"]
[ECO "A37"]
[WhiteElo "2318"]
[BlackElo "2302"]
[PlyCount "138"]
[EventDate "2015.09.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Rotterdam Pathena"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. c4 g6 2. g3 Bg7 3. Bg2 c5 4. Nc3 Nc6 5. Nf3 e5 6. 0-0 Nge7 7. Ne1 0-0 8. Nc2 d6 9. Ne3 Be6 10. Ned5 Rb8 11. Rb1 a6 12. a4 Nb4 13. Nxe7+ Qxe7 14. b3 f5 15. Ba3 e4 16. Rc1 Qf7 17. d3 exd3 18. exd3 f4 19. Be4 Bd4 20. Ne2 Be5 21. Bxb4 cxb4 22. d4 f3 23. dxe5 fxe2 24. Qxe2 dxe5 25. Bg2 b5 26. axb5 axb5 27. Qxe5 bxc4 28. bxc4 b3 29. Bd5 Bxd5 30. Qxd5 b2 31. Rb1 Qxd5 32. cxd5 Rfd8 33. Rfd1 Rb5 34. Rd2 Rbxd5 35. Rxd5 Rxd5 36. Rxb2 h5 37. Rb7 Kf8 38. Kg2 Kg8 39. h3 Kf8 40. Kf3 Rf5+ 41. Ke3 Ra5 42. Ke4 Kg8 43. Rd7 Kf8 44. f4 Rb5 45. Rd5 Rb3 46. Rd3 Rb5 47. Rd7 Ra5 48. g4 hxg4 49. hxg4 Rb5 50. Rd5 Rb4+ 51. Ke5 Ke7 52. Ra5 Rb7 53. Rc5 Kf7 54. Kd6 Rb4 55. Rc7+ Kf6 56. g5+ Kf5 57. Rf7+ Kg4 58. Ke5 Rb5+ 59. Ke6 Rb6+ 60. Ke7 Rb4 61. Rf6 Kh5 62. Kf7 Ra4 63. Kg7 Rb4 64. Rf7 Ra4 65. Kh7 Ra6 66. Rg7 Rb6 67. Re7 Ra6 68. Kg7 Rb6 69. Rf7 Ra6 1/2-1/2

[Event "NED-chT 1516"]
[Site "Netherlands"]
[Date "2015.09.26"]
[Round "1.6"]
[White "Van der Heijden, Ton"]
[Black "Goormachtigh, Johan"]
[Result "1-0"]
[ECO "D93"]
[WhiteElo "2302"]
[BlackElo "2211"]
[PlyCount "121"]
[EventDate "2015.09.26"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Sas van Gent"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bf4 Bg7 5. e3 c5 6. dxc5 Qa5 7. Rc1 dxc4 8. Bxc4 0-0 9. Nf3 Nc6 10. 0-0 Qxc5 11. Bb3 Qa5 12. h3 Bf5 13. Qe2 Ne4 14. Nd5 e5 15. Rxc6 bxc6 16. Ne7+ Kh8 17. Nxc6 Qb6 18. Ncxe5 Be6 19. Bxe6 Qxe6 20. Qc2 f5 21. Qa4 g5 22. Bh2 g4 23. hxg4 fxg4 24. Qxe4 gxf3 25. gxf3 Rae8 26. f4 Qxa2 27. Kg2 Qe6 28. Bg3 Qf5 29. Qxf5 Rxf5 30. Ra1 Rb8 31. Rxa7 Rxb2 32. e4 Rf8 33. Nd7 Re8 34. e5 Re2 35. Kf1 Re4 36. f3 Re3 37. Kf2 Rd3 38. Bh4 h5 39. Ke2 Rd6 40. Ke3 Rd1 41. Ke4 Rh1 42. Nf6 Rb8 43. Bg5 h4 44. Kf5 Bxf6 45. Bxf6+ Kg8 46. Rg7+ Kf8 47. Rh7 Rb5 48. Kg6 Rg1+ 49. Bg5 Rb6+ 50. Kf5 Re1 51. Rxh4 Re3 52. Bf6 Re2 53. Rh7 Ra6 54. Re7 Re3 55. Rh7 Re2 56. Be7+ Kg8 57. Rh3 Kf7 58. Bd6 Ra5 59. Rh7+ Kg8 60. Rb7 Rh2 61. Kg5 1-0

[Event "NED-chT 1415"]
[Site "Netherlands"]
[Date "2015.04.25"]
[Round "9.10"]
[White "Van der Heijden, Ton"]
[Black "Rietveld, Renze"]
[Result "1-0"]
[ECO "D17"]
[WhiteElo "2295"]
[BlackElo "2223"]
[PlyCount "99"]
[EventDate "2014.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "SISSA"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. Nh4 e6 7. Nxf5 exf5 8. e3 Bd6 9. Bxc4 0-0 10. Qf3 g6 11. h3 Nbd7 12. g4 f4 13. exf4 Nb6 14. Bb3 Re8+ 15. Kf1 Bb4 16. g5 Bxc3 17. bxc3 Ne4 18. h4 Qd7 19. h5 Nd5 20. c4 Nb4 21. Be3 Rad8 22. Kg2 Nd3 23. hxg6 hxg6 24. Rh4 Ndxf2 25. Bxf2 Nxf2 26. Qxf2 Qxd4 27. Qxd4 Rxd4 28. Rah1 Rd2+ 29. Kf3 Rd3+ 30. Kg4 f5+ 31. gxf6 Kf7 32. Bc2 Rc3 33. Kg5 Rg3+ 34. Rg4 Rxg4+ 35. Kxg4 Re2 36. Bb1 Kxf6 37. Kf3 Rb2 38. Rg1 Rb4 39. Rxg6+ Kf7 40. Rg1 Rxa4 41. Bd3 a5 42. Rb1 b5 43. cxb5 cxb5 44. Rxb5 Ra1 45. Ke4 a4 46. Ra5 a3 47. Ke5 Kg7 48. Ra7+ Kf8 49. Kf6 Ke8 50. Bf5 1-0

[Event "NED-chT 1415"]
[Site "Netherlands"]
[Date "2015.04.11"]
[Round "8.8"]
[White "Quist, Johan"]
[Black "Van der Heijden, Ton"]
[Result "1-0"]
[ECO "A36"]
[WhiteElo "2303"]
[BlackElo "2295"]
[PlyCount "112"]
[EventDate "2014.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "Rotterdam"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 0-0 5. e4 d6 6. Nge2 c5 7. 0-0 Nc6 8. d3 a6 9. h3 Rb8 10. a4 Ne8 11. Be3 Nc7 12. d4 cxd4 13. Nxd4 Ne6 14. Nde2 Bd7 15. Rb1 Na5 16. b3 b5 17. cxb5 axb5 18. Qd3 Nc5 19. Bxc5 dxc5 20. Rfd1 b4 21. Nd5 c4 22. bxc4 Bxa4 23. Rd2 b3 24. e5 e6 25. Qc3 exd5 26. Rxd5 Bd7 27. Rxa5 Bf5 28. Rb2 Qd1+ 29. Kh2 Rfd8 30. Bd5 Bc2 31. Qe3 Rxd5 32. Rxd5 Qa1 33. Qc3 Be4 34. Nc1 Bxd5 35. cxd5 Rd8 36. Nxb3 Qa3 37. Rd2 Bxe5 38. Qxe5 Qxb3 39. d6 Qe6 40. Qxe6 fxe6 41. Kg2 Kf7 42. Kf3 Ke8 43. Kf4 Kd7 44. Kg5 Rf8 45. Kh6 Rf7 46. f4 Rf5 47. Kxh7 g5 48. fxg5 Rxg5 49. g4 Rc5 50. Kh6 Rc3 51. h4 Rc4 52. Kh5 e5 53. g5 e4 54. g6 e3 55. Re2 Re4 56. g7 Rd4 1-0

[Event "NED-chT 1415"]
[Site "Netherlands"]
[Date "2015.03.21"]
[Round "7.10"]
[White "Van der Heijden, Ton"]
[Black "Van Kerkhof, David"]
[Result "1-0"]
[ECO "A50"]
[WhiteElo "2295"]
[BlackElo "2327"]
[PlyCount "87"]
[EventDate "2014.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Calder HMC"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 b6 3. Nc3 Bb7 4. Qc2 d5 5. Bg5 e6 6. cxd5 exd5 7. e3 Be7 8. Bd3 h6 9. Bf4 0-0 10. Nge2 c5 11. g4 Nc6 12. a3 cxd4 13. exd4 Ne4 14. Nxe4 dxe4 15. Bxe4 Rc8 16. Qd3 Bf6 17. Rd1 Re8 18. f3 Qe7 19. Kf2 Rcd8 20. d5 Ne5 21. Bxe5 Qxe5 22. Nc3 h5 23. h3 Qf4 24. Ne2 Qe5 25. Nc3 Bh4+ 26. Ke2 Bg5 27. h4 Be7 28. g5 Bc5 29. Kd2 Rc8 30. Kc2 b5 31. Rhe1 Qh2+ 32. Re2 Qxh4 33. Qxb5 Bb6 34. Bh7+ Kf8 35. Qd3 Qxg5 36. Be4 f5 37. f4 fxe4 38. Rxe4 Qf6 39. Kb1 Kg8 40. Rde1 Rxe4 41. Nxe4 Qd4 42. Qh3 Qxd5 43. Ng5 h4 44. Qxc8+ 1-0

[Event "NED-chT 1415"]
[Site "Netherlands"]
[Date "2015.03.07"]
[Round "6.6"]
[White "Sprenger, Jan Michael"]
[Black "Van der Heijden, Ton"]
[Result "1/2-1/2"]
[ECO "B80"]
[WhiteElo "2479"]
[BlackElo "2295"]
[PlyCount "59"]
[EventDate "2014.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "Leiden LSG"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. g3 e6 7. Bg2 Be7 8. 0-0 0-0 9. Nb3 a6 10. a4 Rb8 11. a5 b6 12. axb6 Qxb6 13. Be3 Qc7 14. f4 Rd8 15. Kh1 d5 16. e5 Ne4 17. Nxe4 dxe4 18. Qe2 Nb4 19. Rfc1 f5 20. exf6 Bxf6 21. Rab1 a5 22. Bxe4 a4 23. Nc5 Na2 24. Rd1 Rxd1+ 25. Rxd1 Rxb2 26. Nxa4 Rb4 27. Bxh7+ Kxh7 28. Qh5+ Kg8 29. Qe8+ Kh7 30. Qh5+ 1/2-1/2

[Event "NED-chT 1415"]
[Site "Netherlands"]
[Date "2015.02.07"]
[Round "5.10"]
[White "Van der Heijden, Ton"]
[Black "Maes, Valeer"]
[Result "1-0"]
[ECO "D55"]
[WhiteElo "2295"]
[BlackElo "2157"]
[PlyCount "85"]
[EventDate "2014.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Charlois Europoort"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 e6 2. Nf3 Nf6 3. c4 d5 4. Nc3 Be7 5. Bg5 0-0 6. e3 b6 7. cxd5 Nxd5 8. Bxe7 Qxe7 9. Nxd5 exd5 10. Bd3 Be6 11. Rc1 Rc8 12. Qa4 c5 13. dxc5 bxc5 14. Qa3 a5 15. 0-0 Ra7 16. e4 dxe4 17. Bxe4 Bxa2 18. Bxh7+ Kxh7 19. Qxa2 Nd7 20. Rfe1 Qf6 21. b4 a4 22. Re4 g6 23. h4 Nf8 24. Ng5+ Kg7 25. bxc5 a3 26. Rb4 Ne6 27. Rb6 Re8 28. Nxe6+ Rxe6 29. Rxe6 Qxe6 30. Qxe6 fxe6 31. c6 Rc7 32. Ra1 Rxc6 33. Rxa3 Rc4 34. Ra7+ Kf6 35. g3 Rc8 36. Kg2 Rh8 37. f4 Rc8 38. Kh3 Rc5 39. Kg4 e5 40. Ra6+ Kg7 41. f5 gxf5+ 42. Kxf5 Rc3 43. g4 1-0

[Event "NED-chT 1415"]
[Site "Netherlands"]
[Date "2014.12.13"]
[Round "4.6"]
[White "Van der Put, Frank"]
[Black "Van der Heijden, Ton"]
[Result "1-0"]
[ECO "E67"]
[WhiteElo "2201"]
[BlackElo "2295"]
[PlyCount "59"]
[EventDate "2014.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "Utrecht"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. Nc3 0-0 5. g3 d6 6. Bg2 Nbd7 7. 0-0 e5 8. dxe5 dxe5 9. h3 c6 10. Be3 Qe7 11. Qb3 Nh5 12. Rad1 f5 13. Bg5 Qf7 14. Bc1 h6 15. Na4 Re8 16. Qc2 e4 17. Nd4 e3 18. Bxe3 Nxg3 19. fxg3 Rxe3 20. g4 f4 21. Qd2 Ne5 22. b3 h5 23. Nc2 hxg4 24. Nxe3 f3 25. Qd8+ Kh7 26. hxg4 Bxg4 27. Qh4+ Bh6 28. Nxg4 Nxg4 29. Qxg4 Be3+ 30. Kh1 1-0

[Event "NED-chT 1415"]
[Site "Netherlands"]
[Date "2014.11.22"]
[Round "3.8"]
[White "Van der Heijden, Ton"]
[Black "Vedder, Richard"]
[Result "0-1"]
[ECO "D20"]
[WhiteElo "2295"]
[BlackElo "2286"]
[PlyCount "46"]
[EventDate "2014.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "En Passant"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 d5 2. c4 dxc4 3. e4 Nc6 4. Nf3 Bg4 5. d5 Ne5 6. Qd4 Nxf3+ 7. gxf3 Bxf3 8. Rg1 f5 9. Bxc4 Bxe4 10. Nc3 c6 11. Nxe4 fxe4 12. Rxg7 Nf6 13. Rg5 Qd6 14. Re5 b5 15. Bg5 Rg8 16. Bxf6 bxc4 17. 0-0-0 Qxf6 18. d6 Rg5 19. d7+ Kd8 20. Rxg5 Qxg5+ 21. Kb1 Qd5 22. Qxd5 cxd5 23. Rxd5 Rb8 0-1

[Event "NED-chT 1415"]
[Site "Netherlands"]
[Date "2014.11.01"]
[Round "2.5"]
[White "Wantola, Ivo"]
[Black "Van der Heijden, Ton"]
[Result "1/2-1/2"]
[ECO "E90"]
[WhiteElo "2330"]
[BlackElo "2295"]
[PlyCount "70"]
[EventDate "2014.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Voerendaal"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 0-0 6. h3 c5 7. Be3 cxd4 8. Nxd4 b6 9. g4 Bb7 10. Bg2 Nfd7 11. h4 Nc6 12. Nxc6 Bxc6 13. h5 Ne5 14. hxg6 fxg6 15. Qe2 Qd7 16. f3 a6 17. Nd5 Bxd5 18. cxd5 Rac8 19. 0-0 Qb5 20. Qxb5 axb5 21. Bg5 Rc7 22. Rac1 Rxc1 23. Rxc1 Nxf3+ 24. Bxf3 Rxf3 25. Kg2 Rd3 26. Bxe7 Be5 27. g5 Re3 28. Rc6 Rxe4 29. Rxb6 Kf7 30. Bxd6 Bxd6 31. Rxd6 Rg4+ 32. Kf3 Rxg5 33. Rd7+ Kf6 34. Rxh7 Rxd5 35. Rb7 Kf5 1/2-1/2

[Event "NED-chT 1415"]
[Site "Netherlands"]
[Date "2014.09.27"]
[Round "1.7"]
[White "Van der Heijden, Ton"]
[Black "Wempe, Joost"]
[Result "1-0"]
[ECO "A84"]
[WhiteElo "2295"]
[BlackElo "2266"]
[PlyCount "67"]
[EventDate "2014.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 162 Extra"]
[Source "ChessBase"]
[SourceDate "2014.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2014.10.17"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Groningen"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 e6 2. Nf3 b6 3. g3 Bb7 4. Bg2 f5 5. 0-0 Nf6 6. c4 Be7 7. d5 exd5 8. Nd4 Nc6 9. Nxf5 dxc4 10. Nxg7+ Kf7 11. Nf5 d5 12. Nc3 Ne5 13. Qd4 Ng6 14. Nxe7 Qxe7 15. Nxd5 Nxd5 16. Bxd5+ Bxd5 17. Qxd5+ Qe6 18. Qf3+ Kg7 19. Qc3+ Kf7 20. b3 Rae8 21. Bb2 Rhg8 22. bxc4 Ne5 23. Rad1 Rg4 24. Qxe5 Qxe5 25. Bxe5 Rxe5 26. Rd7+ Ke6 27. Rxc7 Rxe2 28. Rxa7 Rxc4 29. Rb1 Rcc2 30. Rxb6+ Kd5 31. Ra5+ Ke4 32. Re6+ Kf3 33. Rf5+ Kg4 34. Rf4+ 1-0

[Event "NED-chT 1314"]
[Site "Netherlands"]
[Date "2014.05.10"]
[Round "9.9"]
[White "Bolwerk, Peter"]
[Black "Van der Heijden, Ton"]
[Result "1-0"]
[ECO "B63"]
[WhiteElo "2252"]
[BlackElo "2289"]
[PlyCount "67"]
[EventDate "2013.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "ESG Max Euwe"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

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 0-0 9. f3 d5 10. exd5 exd5 11. Bb5 Bd7 12. Rhe1 Rc8 13. Bf1 a6 14. Kb1 b5 15. Nxc6 Bxc6 16. Bxf6 Bxf6 17. Nxd5 Bxd5 18. Qxd5 Qc7 19. Bd3 Rfd8 20. Qf5 Qxh2 21. f4 Qh4 22. g3 Qh2 23. Rh1 Qf2 24. Qxh7+ Kf8 25. Qh8+ Ke7 26. Rhe1+ Kd6 27. Qh5 Kc7 28. Qxf7+ Rd7 29. Qb3 Qxg3 30. Re6 Qg4 31. Rde1 Qxf4 32. Rxa6 Qd4 33. Qxb5 Rb8 34. Rc6+ 1-0

[Event "NED-chT 1314"]
[Site "Netherlands"]
[Date "2014.04.12"]
[Round "8.10"]
[White "Van der Heijden, Ton"]
[Black "Houben, Jaap"]
[Result "1/2-1/2"]
[ECO "E76"]
[WhiteElo "2289"]
[BlackElo "2279"]
[PlyCount "41"]
[EventDate "2013.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Utrecht"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 g6 2. c4 Nf6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 Na6 7. Bd3 Bg4 8. h3 Bxf3 9. Qxf3 Nd7 10. Be3 e5 11. fxe5 c5 12. d5 Nxe5 13. Qe2 Qb6 14. Rd1 Rae8 15. 0-0 Nb8 16. Rb1 a5 17. Nb5 Nbd7 18. Bc2 Re7 19. a3 Ra8 20. b3 Ra6 21. Kh1 1/2-1/2

[Event "NED-chT 1314"]
[Site "Netherlands"]
[Date "2014.03.29"]
[Round "7.9"]
[White "Van der Heijden, Ton"]
[Black "Van Blitterswijk, Stefan"]
[Result "1-0"]
[ECO "A43"]
[WhiteElo "2289"]
[BlackElo "2373"]
[PlyCount "67"]
[EventDate "2013.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Leiden LSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 c5 2. d5 e6 3. c4 exd5 4. cxd5 d6 5. Nc3 Be7 6. Nf3 Bf6 7. g3 Ne7 8. Ne4 Nf5 9. Nxf6+ Qxf6 10. Bg2 0-0 11. 0-0 Re8 12. Re1 Ne7 13. h3 Ng6 14. Qc2 Qe7 15. e4 Nd7 16. b3 Rb8 17. a4 b6 18. Bb2 Ba6 19. Nd2 Nge5 20. Re3 f6 21. f4 Nf7 22. Qc3 Nf8 23. Nf3 Ng6 24. Rae1 Qd7 25. h4 Nh6 26. h5 Nf8 27. e5 dxe5 28. fxe5 Nf5 29. Bh3 Bc8 30. Nh4 Qxd5 31. Bxf5 Bb7 32. Be4 Qd4 33. Qxd4 cxd4 34. Bxd4 1-0

[Event "NED-chT 1314"]
[Site "Netherlands"]
[Date "2014.03.08"]
[Round "6.5"]
[White "Vedder, Henk"]
[Black "Van der Heijden, Ton"]
[Result "1/2-1/2"]
[ECO "B50"]
[WhiteElo "2372"]
[BlackElo "2289"]
[PlyCount "34"]
[EventDate "2013.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "En Passant"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. h3 Nbd7 5. Bd3 g6 6. Bc2 Bg7 7. d4 e5 8. dxc5 Nxc5 9. Be3 Qc7 10. Nbd2 0-0 11. 0-0 d5 12. exd5 Nxd5 13. Bxc5 Qxc5 14. Nb3 Qc6 15. Na5 Qc5 16. Nb3 Qc6 17. Na5 Qc5 1/2-1/2

[Event "NED-chT 1314"]
[Site "Netherlands"]
[Date "2014.02.08"]
[Round "5.7"]
[White "Van der Heijden, Ton"]
[Black "Lemmers, Oscar"]
[Result "1/2-1/2"]
[ECO "D94"]
[WhiteElo "2289"]
[BlackElo "2383"]
[PlyCount "44"]
[EventDate "2013.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Voerendaal"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 d5 2. c4 c6 3. e3 Nf6 4. Bd3 g6 5. Nc3 Bg7 6. Nf3 0-0 7. 0-0 Bg4 8. h3 Bxf3 9. Qxf3 dxc4 10. Bxc4 Nbd7 11. Rd1 e5 12. d5 e4 13. Nxe4 Nxe4 14. Qxe4 Nf6 15. Qf3 cxd5 16. Bxd5 Nxd5 17. Rxd5 Qb6 18. e4 Rae8 19. Qd3 Qb4 20. Be3 b6 21. Bd4 Bxd4 22. Qxd4 Rxe4 1/2-1/2

[Event "NED-chT 1314"]
[Site "Netherlands"]
[Date "2014.01.04"]
[Round "4.9"]
[White "Schoorl, Rob"]
[Black "Van der Heijden, Ton"]
[Result "0-1"]
[ECO "B63"]
[WhiteElo "2340"]
[BlackElo "2289"]
[PlyCount "130"]
[EventDate "2013.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Calder HMC"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 Nxd4 8. Qxd4 Bd7 9. 0-0-0 Qa5 10. f4 Be7 11. e5 dxe5 12. fxe5 0-0-0 13. Qf4 Nd5 14. Nxd5 Bxg5 15. Qxg5 exd5 16. Kb1 g6 17. Qf4 Be6 18. Qd4 Kb8 19. Bd3 Rc8 20. Rhf1 Rc6 21. Rf4 Rhc8 22. a3 Rb6 23. Ka1 Rc5 24. g4 Rbc6 25. h3 Qc7 26. Rd2 Qe7 27. Rf6 Rc3 28. Qb4 Qxb4 29. axb4 Rxd3 30. Rxd3 Rxc2 31. Kb1 Re2 32. Rf4 Kc7 33. b5 Kb6 34. Ra4 h5 35. Kc1 hxg4 36. hxg4 Rxe5 37. Kd2 Re4 38. Rxe4 dxe4 39. Rd4 Bxg4 40. Rxe4 Be6 41. Re5 Kc7 42. Kc3 Kd6 43. Kd4 f5 44. Re1 Bd7 45. Ra1 Bxb5 46. Rxa7 Bc6 47. b4 Ke6 48. b5 Be4 49. Ra8 Kf6 50. Ke3 g5 51. Rg8 Bg2 52. Kf2 Bd5 53. Rd8 Ke5 54. Kg3 Be6 55. Re8 f4+ 56. Kf3 g4+ 57. Ke2 Kf6 58. b6 Bd5 59. Rd8 Ke5 60. Re8+ Kd4 61. Rf8 Bc4+ 62. Ke1 Ke3 63. Rd8 g3 64. Rd2 f3 65. Re2+ Kf4 0-1

[Event "NED-chT 1314"]
[Site "Netherlands"]
[Date "2013.12.07"]
[Round "3.9"]
[White "Van der Heijden, Ton"]
[Black "Wempe, Joost"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "2289"]
[BlackElo "2261"]
[PlyCount "60"]
[EventDate "2013.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Groningen"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 e6 2. c4 Bb4+ 3. Nc3 b6 4. e4 Bb7 5. f3 d5 6. Qa4+ Nc6 7. cxd5 exd5 8. Bb5 Bxc3+ 9. bxc3 Nge7 10. Ne2 0-0 11. 0-0 Na5 12. Ng3 Bc6 13. Bxc6 Nexc6 14. e5 Qd7 15. Qc2 Nc4 16. f4 f5 17. exf6 Rxf6 18. f5 Raf8 19. Bg5 R6f7 20. Rae1 Nd6 21. f6 gxf6 22. Bh6 Re8 23. Rxe8+ Qxe8 24. Nh5 Ne4 25. Qe2 f5 26. g4 Qe6 27. Bg7 Qg6 28. h3 Rxg7 29. Nxg7 Kxg7 30. Rxf5 Ng3 0-1

[Event "NED-chT 1314"]
[Site "Netherlands"]
[Date "2013.11.02"]
[Round "2.7"]
[White "Carlier, Bruno"]
[Black "Van der Heijden, Ton"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2441"]
[BlackElo "2289"]
[PlyCount "47"]
[EventDate "2013.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Rotterdam"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. d4 0-0 5. 0-0 d6 6. Nc3 Nbd7 7. e4 e5 8. a4 a5 9. Re1 Re8 10. h3 exd4 11. Nxd4 Nc5 12. Ndb5 Bd7 13. Bf4 Bc6 14. e5 Nh5 15. exd6 Rxe1+ 16. Qxe1 Nxf4 17. dxc7 Qg5 18. Qe3 Be5 19. Re1 Nd7 20. Ne4 Nxh3+ 21. Bxh3 Qxe3 22. Rxe3 Bxb5 23. axb5 f5 24. Rd3 1-0

[Event "Arco op 35th"]
[Site "Arco"]
[Date "2013.10.20"]
[Round "9"]
[White "Van der Heijden, Ton"]
[Black "Trauth, Michael"]
[Result "1/2-1/2"]
[ECO "A57"]
[WhiteElo "2300"]
[BlackElo "2182"]
[PlyCount "43"]
[EventDate "2013.10.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ITA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. f3 e6 6. e4 c4 7. Bxc4 Bc5 8. Nc3 Qc7 9. Nge2 0-0 10. e5 Qxe5 11. Bf4 Qh5 12. h4 Qg6 13. Bg5 e5 14. Bd3 e4 15. Nxe4 Nxe4 16. Bxe4 f5 17. d6 fxe4 18. Qd5+ Qe6 19. Qxa8 exf3 20. gxf3 Nc6 21. bxc6 Bb4+ 22. Bd2 1/2-1/2

[Event "Arco op 35th"]
[Site "Arco"]
[Date "2013.10.19"]
[Round "8"]
[White "Bonagura, Stefano"]
[Black "Van der Heijden, Ton"]
[Result "1/2-1/2"]
[ECO "A36"]
[WhiteElo "2183"]
[BlackElo "2300"]
[PlyCount "105"]
[EventDate "2013.10.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ITA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 0-0 5. e4 c5 6. Nge2 Nc6 7. 0-0 a6 8. a4 d6 9. d3 Bd7 10. h3 Ne8 11. Be3 Nc7 12. d4 cxd4 13. Bxd4 Ne6 14. Be3 Na5 15. b3 Rb8 16. Ra2 b5 17. axb5 axb5 18. c5 b4 19. Nd5 Nxc5 20. Bxc5 dxc5 21. Rxa5 Qxa5 22. Nxe7+ Kh8 23. Qxd7 Rbd8 24. Qg4 Rd2 25. Nc1 Qa3 26. Qg5 Qb2 27. Qxc5 Qc3 28. Qxc3 bxc3 29. Nd5 c2 30. Ne3 Rfd8 31. Bf3 Bh6 32. Nd5 f5 33. Nc3 R2d3 34. Nxd3 Rxd3 35. Ne2 Rxf3 36. exf5 Rd3 37. fxg6 hxg6 38. f4 Rd1 39. Kf2 Bf8 40. Nc1 Ba3 41. Na2 Rb1 42. Ke2 Rxb3 43. Rf3 Rxf3 44. Kxf3 Kg7 45. Ke4 Kf6 46. h4 c1Q 47. Nxc1 Bxc1 48. g4 g5 49. hxg5+ Kg6 50. Ke5 Bd2 51. Ke4 Bc1 52. Ke5 Bd2 53. Ke4 1/2-1/2

[Event "Arco op 35th"]
[Site "Arco"]
[Date "2013.10.18"]
[Round "7"]
[White "Van der Heijden, Ton"]
[Black "Ager, Josef"]
[Result "1/2-1/2"]
[ECO "E76"]
[WhiteElo "2300"]
[BlackElo "2168"]
[PlyCount "52"]
[EventDate "2013.10.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ITA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 Na6 7. Bd3 e5 8. fxe5 dxe5 9. d5 c6 10. 0-0 cxd5 11. cxd5 Nc5 12. Bc2 Ne8 13. Be3 Na6 14. a3 Nd6 15. Qe2 Bd7 16. Bd3 Nc7 17. Bg5 f6 18. Bh4 Nf7 19. Nd2 Ne8 20. b4 Nfd6 21. Nb3 b6 22. a4 Bh6 23. Ra2 Rc8 24. Rc2 Qe7 25. a5 Nb7 26. a6 Nbd6 1/2-1/2

[Event "Arco op 35th"]
[Site "Arco"]
[Date "2013.10.17"]
[Round "6"]
[White "Perman, Sergey"]
[Black "Van der Heijden, Ton"]
[Result "1/2-1/2"]
[ECO "B85"]
[WhiteElo "2133"]
[BlackElo "2300"]
[PlyCount "47"]
[EventDate "2013.10.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ITA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 Be7 7. 0-0 0-0 8. f4 a6 9. a4 Nc6 10. Be3 Qc7 11. Kh1 Bd7 12. Nb3 b6 13. Bf3 Bc8 14. Qe2 Bb7 15. Qf2 Nd7 16. Nd4 Nxd4 17. Bxd4 e5 18. Be3 exf4 19. Bxf4 Bf6 20. Rad1 Be5 21. Bxe5 dxe5 22. Nd5 Bxd5 23. Rxd5 Nf6 24. Rd2 1/2-1/2

[Event "Arco op 35th"]
[Site "Arco"]
[Date "2013.10.16"]
[Round "5"]
[White "Van der Heijden, Ton"]
[Black "Wild, Helmut"]
[Result "1-0"]
[ECO "D15"]
[WhiteElo "2300"]
[BlackElo "1973"]
[PlyCount "73"]
[EventDate "2013.10.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ITA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 a6 5. Ne5 e6 6. g3 Nbd7 7. Bg2 Bd6 8. f4 0-0 9. 0-0 Ne8 10. e4 Bxe5 11. dxe5 dxc4 12. Be3 Qa5 13. Qe2 b5 14. a4 b4 15. Nb1 c3 16. bxc3 b3 17. Qb2 Rb8 18. Nd2 c5 19. Nxb3 Qb6 20. Rab1 a5 21. Rfd1 Qc7 22. Qa3 c4 23. Nd4 Rxb1 24. Rxb1 Qc5 25. Qxc5 Nxc5 26. Nc6 Nxa4 27. Ne7+ Kh8 28. Nxc8 Nxc3 29. Rb7 Nd1 30. Bc1 f6 31. Bf3 Nc3 32. Ba3 Rg8 33. Ne7 Na2 34. Nxg8 c3 35. Bh5 g6 36. Nxf6 gxh5 37. Rxh7# 1-0

[Event "Arco op 35th"]
[Site "Arco"]
[Date "2013.10.15"]
[Round "4"]
[White "Kveinys, Aloyzas"]
[Black "Van der Heijden, Ton"]
[Result "1-0"]
[ECO "E67"]
[WhiteElo "2511"]
[BlackElo "2300"]
[PlyCount "81"]
[EventDate "2013.10.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ITA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 0-0 5. Bg2 d6 6. 0-0 Nbd7 7. Nc3 e5 8. Qc2 c6 9. Rd1 Re8 10. b3 Qa5 11. Bd2 Qb6 12. e3 Nf8 13. dxe5 dxe5 14. h3 Qc7 15. e4 Ne6 16. Be3 Nh5 17. c5 Rf8 18. Qe2 f5 19. exf5 gxf5 20. Ng5 Nxg5 21. Qxh5 Ne6 22. Rac1 Bd7 23. Rd6 Be8 24. Qd1 f4 25. Rxe6 fxe3 26. fxe3 Qf7 27. Rd6 Qf2+ 28. Kh2 Qxe3 29. Ne4 Bh5 30. Qxh5 Qxc1 31. Ng5 Qc2 32. Ne4 Rf7 33. Rd2 Qc1 34. Ng5 Qxd2 35. Qxf7+ Kh8 36. Qf5 Kg8 37. Qe6+ Kh8 38. Nf7+ Kg8 39. Nh6+ Kh8 40. Qg8+ Rxg8 41. Nf7# 1-0

[Event "Arco op 35th"]
[Site "Arco"]
[Date "2013.10.14"]
[Round "3"]
[White "Van der Heijden, Ton"]
[Black "Valenti, Giuseppe"]
[Result "1-0"]
[ECO "A61"]
[WhiteElo "2300"]
[BlackElo "2177"]
[PlyCount "105"]
[EventDate "2013.10.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ITA"]
[SourceTitle "CBM 156 Extra"]
[Source "ChessBase"]
[SourceDate "2013.10.22"]
[SourceVersion "1"]
[SourceVersionDate "2013.10.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bf4 a6 8. Nd2 Nh5 9. Qa4+ b5 10. Nxb5 axb5 11. Qxa8 Qb6 12. Be3 Bg7 13. Rc1 0-0 14. b4 Bb7 15. Qa3 cxb4 16. Qxb4 Qa6 17. Bd4 Bxd5 18. Bxg7 Nxg7 19. e4 Bc6 20. Be2 Ne6 21. 0-0 Nf4 22. Rfe1 Nxe2+ 23. Rxe2 Qxa2 24. Qxd6 Qa8 25. Re3 Re8 26. Nb3 Re6 27. Qd8+ Re8 28. Qd4 Nd7 29. Qd6 Ne5 30. Nd4 Bxe4 31. Ra3 Qb7 32. Rc7 Nc4 33. Qd7 Qxc7 34. Qxc7 Nxa3 35. f3 Ba8 36. Qd7 Rf8 37. Qe7 Nc4 38. Nxb5 Nb6 39. Qd6 Nd5 40. h4 h5 41. Qe5 Bc6 42. Nd6 Rd8 43. Kh2 Ra8 44. f4 Ra4 45. Ne4 Ra2 46. f5 gxf5 47. Qg3+ Kf8 48. Qd6+ Ne7 49. Qh6+ Ke8 50. Nf6+ Kd8 51. Qf8+ Kc7 52. Qxe7+ Kb6 53. Nd7+ 1-0

[Event "Arco op 35th"]
[Site "Arco"]
[Date "2013.10.13"]
[Round "2"]
[White "Casagrande, Fabio"]
[Black "Van der Heijden, Ton"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1983"]
[BlackElo "2300"]
[PlyCount "56"]
[EventDate "2013.10.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ITA"]
[SourceTitle "CBM 156 Extra"]
[Source "ChessBase"]
[SourceDate "2013.10.22"]
[SourceVersion "1"]
[SourceVersionDate "2013.10.22"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. Bb5 Nd4 6. 0-0 Nxb5 7. Nxb5 d5 8. exd5 a6 9. Nc3 Nf6 10. d4 c4 11. Qe2 b5 12. Ne5 Bb7 13. f5 0-0 14. fxg6 hxg6 15. Ng4 Nxg4 16. Qxg4 b4 17. Ne2 Qxd5 18. c3 bxc3 19. bxc3 e5 20. Be3 Rae8 21. Bf2 f5 22. Qg5 f4 23. Qg4 f3 24. Ng3 fxg2 25. Rfe1 Rxf2 26. Kxf2 g1Q+ 27. Rxg1 exd4 28. Nf5 Rf8 0-1

[Event "Arco op 35th"]
[Site "Arco"]
[Date "2013.10.12"]
[Round "1"]
[White "Van der Heijden, Ton"]
[Black "Morselli, Stefano"]
[Result "1-0"]
[ECO "A51"]
[WhiteElo "2300"]
[BlackElo "1897"]
[PlyCount "41"]
[EventDate "2013.10.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ITA"]
[SourceTitle "CBM 156 Extra"]
[Source "ChessBase"]
[SourceDate "2013.10.22"]
[SourceVersion "1"]
[SourceVersionDate "2013.10.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ne4 4. Nf3 Nc6 5. a3 a5 6. Qc2 d5 7. exd6 Bf5 8. Nc3 Nxd6 9. e4 Bg4 10. c5 Nc8 11. Bg5 f6 12. Rd1 Qe7 13. Nd5 Qf7 14. Bf4 Bxf3 15. gxf3 Ne5 16. Bxe5 fxe5 17. Qc3 Ra7 18. Qxe5+ Be7 19. Nxc7+ Kf8 20. Ne6+ Ke8 21. Bb5# 1-0

[Event "NED-chT 1314"]
[Site "Netherlands"]
[Date "2013.09.21"]
[Round "1.7"]
[White "Van der Heijden, Ton"]
[Black "Kabatianski, Alexander"]
[Result "1-0"]
[ECO "E12"]
[WhiteElo "2289"]
[BlackElo "2437"]
[PlyCount "95"]
[EventDate "2013.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Apeldoorn"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb7 5. Bg5 h6 6. Bh4 g5 7. Bg3 Nh5 8. e3 Bg7 9. Be5 Nf6 10. d5 d6 11. Bg3 0-0 12. h4 g4 13. Nd4 Qd7 14. Bd3 c5 15. Ndb5 e5 16. Qc2 a6 17. Bf5 Qe7 18. Na3 b5 19. Ne4 Nbd7 20. Nxf6+ Nxf6 21. e4 h5 22. Qe2 Bh6 23. Nc2 bxc4 24. Ne3 a5 25. Nxc4 Ba6 26. 0-0 Rab8 27. b3 Kh8 28. f4 Bxc4 29. Qxc4 exf4 30. Bxf4 Bxf4 31. Rxf4 Rb4 32. Qc1 Kg7 33. Rf2 Ng8 34. Qf4 Qxh4 35. Raf1 Nh6 36. Be6 Qe7 37. Qe3 f6 38. Rxf6 Qxf6 39. Rxf6 Rxf6 40. Qg5+ Rg6 41. Qe7+ Kh8 42. e5 dxe5 43. d6 Rd4 44. d7 Ng8 45. Qe8 g3 46. Kf1 Kh7 47. Ke2 Kh6 48. Qf8+ 1-0

[Event "NED-chT 1213"]
[Site "Netherlands"]
[Date "2013.04.20"]
[Round "9.9"]
[White "Van der Heijden, Ton"]
[Black "In't Veld, Daan"]
[Result "1-0"]
[ECO "A81"]
[WhiteElo "2285"]
[BlackElo "2242"]
[PlyCount "73"]
[EventDate "2012.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Kennemer Combinatie"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 f5 2. g3 Nf6 3. Bg2 g6 4. Nh3 Bg7 5. Nf4 Nc6 6. h4 e5 7. dxe5 Nxe5 8. h5 Qe7 9. b3 d6 10. Nc3 Qf7 11. Bb2 0-0 12. hxg6 hxg6 13. Qd2 a5 14. Ncd5 Ne4 15. Bxe4 fxe4 16. 0-0-0 a4 17. Bxe5 e3 18. Qxe3 Re8 19. Nf6+ Kf8 20. Bxd6+ cxd6 21. Qxe8+ Qxe8 22. Nxe8 Kxe8 23. b4 a3 24. Rh7 Kf8 25. Rxd6 Kg8 26. Rh1 Bf5 27. g4 Be5 28. Rxg6+ Bg7 29. Rg5 Bxc2 30. Kxc2 Rc8+ 31. Kb3 Rc3+ 32. Ka4 Rc6 33. Nh5 Ra6+ 34. Kb3 Rh6 35. Rxg7+ Kf8 36. Rxb7 Re6 37. Rc1 1-0

[Event "NED-chT 1213"]
[Site "Netherlands"]
[Date "2013.03.09"]
[Round "7.8"]
[White "Van der Heijden, Ton"]
[Black "Nijboer, Friso"]
[Result "0-1"]
[ECO "A81"]
[WhiteElo "2285"]
[BlackElo "2535"]
[PlyCount "62"]
[EventDate "2012.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "En Passant"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 f5 2. g3 Nf6 3. Bg2 g6 4. Nh3 Nc6 5. d5 Ne5 6. Nf4 c6 7. h4 Nf7 8. c4 e5 9. dxe6 dxe6 10. Qxd8+ Kxd8 11. b3 Bb4+ 12. Bd2 Bxd2+ 13. Nxd2 e5 14. Nd3 Kc7 15. 0-0-0 Rd8 16. Nf3 e4 17. Ng5 exd3 18. Nxf7 Rf8 19. Ne5 dxe2 20. Rde1 f4 21. Bf3 fxg3 22. Rxe2 gxf2 23. Rxf2 Bf5 24. Re2 Rae8 25. Rhe1 Re6 26. Kd2 Rd8+ 27. Kc3 Re7 28. h5 gxh5 29. Rf1 Rde8 30. Bxc6 bxc6 31. Rxf5 Nd7 0-1

[Event "NED-chT 1213"]
[Site "Netherlands"]
[Date "2013.02.16"]
[Round "6.6"]
[White "Okkes, Menno"]
[Black "Van der Heijden, Ton"]
[Result "1-0"]
[ECO "B38"]
[WhiteElo "2375"]
[BlackElo "2285"]
[PlyCount "71"]
[EventDate "2012.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]
[WhiteTeam "Utrecht"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. Nf3 c5 2. c4 g6 3. e4 Bg7 4. d4 cxd4 5. Nxd4 Nc6 6. Be3 Nf6 7. Nc3 0-0 8. Be2 b6 9. 0-0 Bb7 10. Ndb5 d6 11. Qd2 Qd7 12. f3 Rfd8 13. Rfd1 Ne8 14. Rac1 e6 15. Kh1 Qe7 16. Bf1 Rd7 17. Qf2 f5 18. exf5 gxf5 19. a3 f4 20. Bxf4 a6 21. Nxd6 Nxd6 22. Qxb6 e5 23. Be3 Nd4 24. c5 N6f5 25. Bxd4 Nxd4 26. c6 Nxc6 27. Nd5 Qd8 28. Rxc6 Kh8 29. Bc4 Bxc6 30. Qxc6 Rc8 31. Qxa6 Rc5 32. b4 Rc8 33. Bf1 Rc2 34. Qd3 Rc6 35. Qe4 Rc8 36. Bd3 1-0

[Event "NED-chT 1213"]
[Site "Netherlands"]
[Date "2012.12.15"]
[Round "5.10"]
[White "Van der Heijden, Ton"]
[Black "Driessens, Patrick"]
[Result "1/2-1/2"]
[ECO "D94"]
[WhiteElo "2285"]
[BlackElo "2342"]
[PlyCount "65"]
[EventDate "2012.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Voerendaal"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 a6 5. e3 g6 6. Be2 Bg7 7. 0-0 0-0 8. b3 c5 9. dxc5 Qa5 10. Na4 Ne4 11. Qxd5 Bxa1 12. Qxe4 Bf6 13. Bd2 Qd8 14. Nb6 Ra7 15. Nd5 Nd7 16. Nxf6+ Nxf6 17. Qf4 Nd7 18. Bc3 f6 19. Qd4 Qc7 20. b4 Rf7 21. Nd2 a5 22. a3 axb4 23. axb4 Ra2 24. Bf3 Ne5 25. Bd5 e6 26. f4 Nc6 27. Bxc6 Qxc6 28. Ne4 Rd7 29. Qxf6 Qxe4 30. Qh8+ Kf7 31. Qf6+ Kg8 32. Qh8+ Kf7 33. Qf6+ 1/2-1/2

[Event "NED-chT 1213"]
[Site "Netherlands"]
[Date "2012.11.24"]
[Round "4.6"]
[White "Riemens, Michael"]
[Black "Van der Heijden, Ton"]
[Result "0-1"]
[ECO "B89"]
[WhiteElo "2275"]
[BlackElo "2285"]
[PlyCount "77"]
[EventDate "2012.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 151 Extra"]
[Source "ChessBase"]
[SourceDate "2012.12.18"]
[SourceVersion "1"]
[SourceVersionDate "2012.12.18"]
[SourceQuality "1"]
[WhiteTeam "Groningen"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 e6 7. Be3 Be7 8. Qe2 a6 9. 0-0-0 Qc7 10. Bb3 Na5 11. g4 b5 12. g5 Nxb3+ 13. axb3 Nd7 14. b4 Bb7 15. f4 a5 16. Ncxb5 Qb8 17. Qc4 0-0 18. Nc6 Bxc6 19. Qxc6 Rd8 20. Nxd6 axb4 21. Kb1 b3 22. c4 Bxd6 23. Rxd6 Rc8 24. Qxd7 Rc7 25. Qb5 Rb7 26. Rb6 Qa7 27. Qxb3 Rxb6 28. Qxb6 Qa1+ 29. Kc2 Qxh1 30. Qd4 Qxh2+ 31. Kc3 Rb8 32. Qd2 Qh1 33. Qd6 Qe1+ 34. Bd2 Qg3+ 35. Kd4 Rc8 36. c5 Qb3 37. Bc3 Qb5 38. b4 h6 39. gxh6 0-1

[Event "NED-chT 1213"]
[Site "Netherlands"]
[Date "2012.11.03"]
[Round "3.10"]
[White "Van der Heijden, Ton"]
[Black "Olthof, Rene AJA"]
[Result "1-0"]
[ECO "D82"]
[WhiteElo "2285"]
[BlackElo "2196"]
[PlyCount "85"]
[EventDate "2012.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Calder HMC"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bf4 Bg7 5. e3 c5 6. dxc5 Qa5 7. Rc1 Ne4 8. cxd5 Nxc3 9. Qd2 Qxa2 10. Rxc3 Bxc3 11. Qxc3 f6 12. Bb5+ Nd7 13. c6 Qxd5 14. cxd7+ Bxd7 15. Bxd7+ Kxd7 16. Qd4 Qxd4 17. exd4 Rhc8 18. Kd2 Rc4 19. Ne2 Rac8 20. Rb1 b5 21. Be3 b4 22. Nc1 Kd6 23. Nd3 a5 24. Ra1 Ra8 25. b3 Rc3 26. Bf4+ Kd7 27. Nc5+ Kc6 28. Ne4 Rxb3 29. Kc2 Ra3 30. Rxa3 bxa3 31. Nc3 Rd8 32. Be3 Rb8 33. Bc1 Rb4 34. d5+ Kd7 35. Bxa3 Rd4 36. Bc5 Rg4 37. g3 h5 38. Kd3 h4 39. h3 Rg5 40. g4 f5 41. Be3 Rxg4 42. hxg4 e5 43. dxe6+ 1-0

[Event "NED-chT 1213"]
[Site "Netherlands"]
[Date "2012.10.06"]
[Round "2.6"]
[White "Van de Griendt, Jan Willem"]
[Black "Van der Heijden, Ton"]
[Result "1-0"]
[ECO "E12"]
[WhiteElo "2323"]
[BlackElo "2285"]
[PlyCount "43"]
[EventDate "2012.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 150 Extra"]
[Source "ChessBase"]
[SourceDate "2012.10.19"]
[SourceVersion "1"]
[SourceVersionDate "2012.10.19"]
[SourceQuality "1"]
[WhiteTeam "Rotterdam"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4 5. Qb3 c5 6. Bg5 Bb7 7. e3 h6 8. Bh4 Nc6 9. d5 Na5 10. Qc2 exd5 11. 0-0-0 Bxc3 12. Qxc3 g5 13. Bg3 0-0 14. Nd2 d6 15. h4 Nc6 16. hxg5 hxg5 17. a3 Kg7 18. cxd5 Ne7 19. e4 Ng6 20. Nc4 Nf4 21. Bxf4 gxf4 22. Qf3 1-0

[Event "NED-chT 1213"]
[Site "Netherlands"]
[Date "2012.09.15"]
[Round "1.8"]
[White "Van der Heijden, Ton"]
[Black "Muhren, Bianca"]
[Result "1/2-1/2"]
[ECO "D24"]
[WhiteElo "2285"]
[BlackElo "2307"]
[PlyCount "73"]
[EventDate "2012.09.15"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 150 Extra"]
[Source "ChessBase"]
[SourceDate "2012.10.19"]
[SourceVersion "1"]
[SourceVersionDate "2012.10.19"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "De Stukkenjagers"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. Nc3 a6 5. e4 b5 6. e5 Nd5 7. a4 e6 8. axb5 Nb6 9. Ng5 h6 10. Nge4 Bb4 11. Qg4 Kf8 12. Bd2 Bb7 13. Be2 axb5 14. Rxa8 Bxa8 15. Nxb5 Bxd2+ 16. Nxd2 h5 17. Qh3 Bc6 18. Qa3+ Kg8 19. Qc5 g6 20. 0-0 Bxg2 21. Kxg2 Qg5+ 22. Kh1 Qxd2 23. Bf3 Na6 24. Qe7 Qf4 25. Bg2 Kg7 26. Nxc7 Nxc7 27. Qxc7 Qxd4 28. f4 Nd5 29. Qd6 Qd3 30. f5 gxf5 31. Rf3 Qd1+ 32. Rf1 Qd3 33. Rf3 Qb1+ 34. Rf1 Qd3 35. Rf3 Qb1+ 36. Rf1 Qd3 37. Rf3 1/2-1/2

[Event "NED-chT 1112"]
[Site "Netherlands"]
[Date "2012.04.22"]
[Round "9.7"]
[White "Vedder, Henk"]
[Black "Van der Heijden, Ton"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "2374"]
[BlackElo "2314"]
[PlyCount "85"]
[EventDate "2011.09.17"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "Hilversum HSG"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. h3 g6 5. Bd3 Bg7 6. Bc2 0-0 7. 0-0 Nc6 8. Qe2 e5 9. d3 d5 10. Nbd2 Nh5 11. exd5 Nf4 12. Qe3 Qxd5 13. Ne4 b6 14. Rd1 Ba6 15. Bb3 Qd7 16. Nxe5 Nxh3+ 17. gxh3 Nxe5 18. d4 cxd4 19. cxd4 Nc4 20. Qf3 f5 21. Nc3 Kh8 22. Qd5 Qc7 23. Nb5 Bxb5 24. Qxb5 Nd6 25. Qd3 Ne4 26. Qf3 Rad8 27. d5 Be5 28. Rb1 g5 29. Be3 Qg7 30. Bc2 Nd6 31. Kh1 Rc8 32. Bd3 g4 33. Qg2 f4 34. Bd2 h5 35. f3 Nf5 36. Bxf5 Rxf5 37. Bc3 Bxc3 38. bxc3 Rxc3 39. d6 Qd7 40. Qb2 Rfc5 41. Rbc1 gxf3 42. Rxc3 Qxh3+ 43. Qh2 1-0

[Event "NED-chT 1112"]
[Site "Netherlands"]
[Date "2012.03.31"]
[Round "8.5"]
[White "Van der Heijden, Ton"]
[Black "Okkes, Menno"]
[Result "1/2-1/2"]
[ECO "D44"]
[WhiteElo "2314"]
[BlackElo "2386"]
[PlyCount "40"]
[EventDate "2011.09.17"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Utrecht"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 Nf6 5. Bg5 h6 6. Bh4 dxc4 7. e4 g5 8. Bg3 b5 9. e5 Nd5 10. Nd2 Nd7 11. Nde4 Bb7 12. Be2 Qb6 13. a4 0-0-0 14. 0-0 a6 15. axb5 cxb5 16. Nxd5 Bxd5 17. Nc3 Bb7 18. b3 Nb8 19. bxc4 Rxd4 20. Qc2 b4 1/2-1/2

[Event "NED-chT 1112"]
[Site "Netherlands"]
[Date "2012.03.10"]
[Round "7.3"]
[White "Konings, Frans"]
[Black "Van der Heijden, Ton"]
[Result "0-1"]
[ECO "E69"]
[WhiteElo "2280"]
[BlackElo "2314"]
[PlyCount "144"]
[EventDate "2011.09.17"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "De Stukkenjagers"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. Nf3 d6 6. 0-0 Nbd7 7. Nc3 e5 8. e4 c6 9. h3 Qa5 10. Re1 Re8 11. d5 cxd5 12. cxd5 b5 13. Nd2 Nc5 14. a4 Bd7 15. Nb3 Nxb3 16. Qxb3 Rab8 17. Bg5 bxa4 18. Qa3 Rb4 19. Na2 Rb6 20. Bf1 Bb5 21. Bxb5 Qxb5 22. Qf3 Nd7 23. Nc3 Qb3 24. Rxa4 Ra8 25. Rea1 Rb7 26. R4a3 Qc2 27. Rc1 Qxb2 28. Rb1 Qxb1+ 29. Nxb1 Rxb1+ 30. Kg2 a5 31. Qg4 Nc5 32. Be3 h5 33. Qf3 Rb5 34. Qe2 Rab8 35. Bxc5 Rxc5 36. Qa6 Bf8 37. Rxa5 Rc2 38. Ra2 Rc1 39. Qa7 Rbb1 40. Qd7 Rg1+ 41. Kf3 Rb3+ 42. Ke2 Rgb1 43. Ra8 R1b2+ 44. Kf1 Rf3 45. Qa7 h4 46. gxh4 Kg7 47. Kg1 Rf4 48. h5 gxh5 49. Re8 h4 50. Qe3 Rb1+ 51. Kg2 Rb4 52. Ra8 Rbxe4 53. Qd3 Rd4 54. Qb5 Rd2 55. Qb6 Be7 56. Kf1 Bg5 57. Ke1 Rc4 58. Kf1 Rcc2 59. Kg1 Rd1+ 60. Kg2 Rd3 61. Qb1 Rdd2 62. Qb6 Rd3 63. Qb1 Rdd2 64. Qg1 Kf6 65. Kf3 Rc4 66. Ra6 e4+ 67. Kg4 Rxd5 68. Qa1+ Kg6 69. Rxd6+ Rxd6 70. Qa5 e3+ 71. Kf3 Rf6+ 72. Ke2 exf2 0-1

[Event "NED-chT 1112"]
[Site "Netherlands"]
[Date "2012.02.11"]
[Round "6.8"]
[White "Van der Heijden, Ton"]
[Black "Siebrecht, Sebastian"]
[Result "1/2-1/2"]
[ECO "D15"]
[WhiteElo "2314"]
[BlackElo "2471"]
[PlyCount "79"]
[EventDate "2011.09.17"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Apeldoorn"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 a6 5. Ne5 e6 6. g3 Nbd7 7. Bg2 Nxe5 8. dxe5 Nd7 9. cxd5 cxd5 10. e4 dxe4 11. Qa4 Qc7 12. 0-0 Be7 13. Bf4 0-0 14. Rac1 Qb6 15. Nxe4 Qxb2 16. Rxc8 Raxc8 17. Qxd7 Ba3 18. Nd6 Rc2 19. Be4 Rxf2 20. Nc4 Rxf1+ 21. Kxf1 Qa1+ 22. Ke2 Qxa2+ 23. Nd2 b5 24. Qd3 g6 25. h4 Be7 26. Qd7 Qa3 27. Be3 Rd8 28. Qc7 Qb4 29. Kf3 a5 30. Nb3 Rf8 31. Nc5 Bd8 32. Qc6 Be7 33. Qc7 f5 34. Qxe7 fxe4+ 35. Kg2 Qe1 36. Nxe4 Qe2+ 37. Kh3 Qf1+ 38. Kh2 Qe2+ 39. Kh3 Qf1+ 40. Kh2 1/2-1/2

[Event "NED-chT 1112"]
[Site "Netherlands"]
[Date "2012.01.07"]
[Round "5.10"]
[White "Driessens, Patrick"]
[Black "Van der Heijden, Ton"]
[Result "1-0"]
[ECO "A77"]
[WhiteElo "2311"]
[BlackElo "2314"]
[PlyCount "49"]
[EventDate "2011.09.17"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "Voerendaal"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 d6 5. Nc3 exd5 6. cxd5 g6 7. Nd2 Bg7 8. e4 0-0 9. Be2 Re8 10. 0-0 b6 11. Re1 Ba6 12. Bc4 Nh5 13. a4 Bc8 14. Bb5 Rf8 15. Nc4 a6 16. Bc6 Ra7 17. Qb3 Nxc6 18. dxc6 Be6 19. Qxb6 Bxc3 20. bxc3 Rc7 21. Na5 f5 22. Bh6 Rff7 23. exf5 Bxf5 24. Nb7 Qa8 25. Rad1 1-0

[Event "NED-chT 1112"]
[Site "Netherlands"]
[Date "2011.12.17"]
[Round "4.9"]
[White "Broekmeulen, Jasper"]
[Black "Van der Heijden, Ton"]
[Result "1-0"]
[ECO "B70"]
[WhiteElo "2388"]
[BlackElo "2314"]
[PlyCount "55"]
[EventDate "2011.09.17"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "Calder HMC"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. h3 g6 7. Bc4 Bg7 8. 0-0 0-0 9. Bb3 Na5 10. Bg5 Nxb3 11. axb3 h6 12. Be3 d5 13. e5 Ne4 14. f4 h5 15. Nxe4 dxe4 16. Qe2 Bd7 17. Bf2 e6 18. Qxe4 Qc7 19. Bh4 Rfc8 20. g4 hxg4 21. hxg4 b5 22. Rf2 Qb6 23. Rd1 b4 24. Bf6 Bc6 25. Qe3 Rd8 26. c3 bxc3 27. bxc3 Rd5 28. Qh3 1-0

[Event "NED-chT 1112"]
[Site "Netherlands"]
[Date "2011.11.26"]
[Round "3.9"]
[White "Van der Heijden, Ton"]
[Black "Van Ketel, Raoul"]
[Result "0-1"]
[ECO "E13"]
[WhiteElo "2314"]
[BlackElo "2286"]
[PlyCount "78"]
[EventDate "2011.09.17"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Leiden LSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 e6 2. Nf3 Nf6 3. c4 b6 4. Nc3 Bb7 5. Bg5 h6 6. Bh4 Bb4 7. Qc2 0-0 8. Nd2 d6 9. 0-0-0 Nbd7 10. e4 Bxc3 11. bxc3 e5 12. Bd3 Re8 13. f3 Nf8 14. g4 Ne6 15. dxe5 dxe5 16. Nf1 Qe7 17. Kb2 Nc5 18. Ne3 Rad8 19. g5 hxg5 20. Bxg5 Rxd3 21. Rxd3 Nxd3+ 22. Qxd3 Qd7 23. Qe2 Nh5 24. Rd1 Qa4 25. Qg2 Bc8 26. Rg1 Be6 27. Bf6 g6 28. Qg5 Nxf6 29. Qxf6 Bxc4 30. Nf5 Qxa2+ 31. Kc1 Qa3+ 32. Kc2 Qb3+ 33. Kc1 Qxc3+ 34. Kb1 Bd3+ 35. Ka2 Qc4+ 36. Kb2 Qb4+ 37. Ka2 Bc4+ 38. Ka1 Qa3+ 39. Kb1 Bd3# 0-1

[Event "NED-chT 1112"]
[Site "Netherlands"]
[Date "2011.10.29"]
[Round "2.7"]
[White "Van de Griendt, Jan Willem"]
[Black "Van der Heijden, Ton"]
[Result "1-0"]
[ECO "E70"]
[WhiteElo "2330"]
[BlackElo "2314"]
[PlyCount "97"]
[EventDate "2011.09.17"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]
[WhiteTeam "Rotterdam"]
[BlackTeam "BSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 0-0 5. Bg5 Nc6 6. d5 Nb4 7. a3 Na6 8. f3 d6 9. Nge2 c6 10. Nd4 h6 11. Be3 e6 12. dxc6 bxc6 13. Nxc6 Qc7 14. Nd4 d5 15. Ndb5 Qb8 16. Be2 dxe4 17. Qd6 Qb7 18. Qd2 Qe7 19. Qd6 Qb7 20. Qd2 Qe7 21. Rd1 exf3 22. Bxf3 Bb7 23. Qd6 Rfe8 24. Qxe7 Rxe7 25. Rd6 Bxf3 26. gxf3 Nc7 27. Nxa7 Nfd5 28. cxd5 exd5 29. Kf2 d4 30. Rxd4 Bxd4 31. Bxd4 Ne6 32. Be3 Rb7 33. Nab5 Nc7 34. Nxc7 Rxb2+ 35. Kg3 Rxa3 36. N7d5 f5 37. Bxh6 Rc2 38. Re1 Ra7 39. Bf4 Kf7 40. h4 Rb7 41. Bg5 Ra7 42. Rb1 Rd7 43. Rb8 Ra7 44. Rh8 Ra1 45. Rh7+ Ke8 46. Nc7+ Kf8 47. Ne6+ Kg8 48. Rg7+ Kh8 49. Bf6 1-0

[Event "NED-chT 1112"]
[Site "Netherlands"]
[Date "2011.09.17"]
[Round "1.5"]
[White "Van der Heijden, Ton"]
[Black "Riemens, Michael"]
[Result "0-1"]
[ECO "E90"]
[WhiteElo "2314"]
[BlackElo "2262"]
[PlyCount "42"]
[EventDate "2011.09.17"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]
[WhiteTeam "BSG"]
[BlackTeam "Groningen"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 0-0 5. Nf3 d6 6. h3 c5 7. d5 e6 8. Bd3 exd5 9. exd5 Re8+ 10. Be3 b5 11. Nxb5 Ne4 12. Nd2 Ng3 13. fxg3 Rxe3+ 14. Be2 a6 15. Nc3 Qg5 16. g4 Qh4+ 17. Kf1 Bd4 18. Qe1 Qf6+ 19. Nf3 Ra7 20. Qf2 Rae7 21. Re1 Rxe2 0-1

[Event "Vienna op 17th"]
[Site "Vienna"]
[Date "2011.08.21"]
[Round "9"]
[White "Diermair, Andreas"]
[Black "Van der Heijden, Ton"]
[Result "0-1"]
[ECO "A49"]
[WhiteElo "2432"]
[BlackElo "2287"]
[PlyCount "64"]
[EventDate "2011.08.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 0-0 5. Bg2 d6 6. d4 Nbd7 7. 0-0 e5 8. dxe5 Ng4 9. Qd2 dxe5 10. e4 Re8 11. Rd1 c6 12. Na3 Qc7 13. Nc4 Bf8 14. Nd6 Rd8 15. h3 Nxf2 16. Kxf2 Nf6 17. Nxe5 Bxd6 18. Qc3 Bxh3 19. Nxc6 Bxg3+ 20. Ke2 Bg4+ 21. Bf3 Bxf3+ 22. Qxf3 Qxc6 23. Rxd8+ Rxd8 24. Bxf6 Qxc2+ 25. Kf1 Rd3 26. Qe2 Rd2 27. Qe3 Rf2+ 28. Kg1 Rg2+ 29. Kf1 Rh2 30. Qxg3 Rh1+ 31. Qg1 Rxg1+ 32. Kxg1 Qxe4 0-1

[Event "Vienna op 17th"]
[Site "Vienna"]
[Date "2011.08.19"]
[Round "7"]
[White "Biti, Ozren"]
[Black "Van der Heijden, Ton"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2400"]
[BlackElo "2287"]
[PlyCount "123"]
[EventDate "2011.08.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Bb5 Nd4 4. Bc4 e6 5. Nf3 Nf6 6. 0-0 a6 7. d3 b5 8. Bb3 Nxb3 9. axb3 Bb7 10. e5 b4 11. Nb1 Ng4 12. Bf4 d6 13. exd6 Bxd6 14. Bxd6 Qxd6 15. Nbd2 0-0 16. Qe2 Rfe8 17. h3 Nf6 18. Qe5 Qe7 19. Ra5 Bd5 20. Qe3 Qb7 21. Rxc5 e5 22. Re1 e4 23. dxe4 Bxe4 24. Nxe4 Rxe4 25. Qd2 Rxe1+ 26. Qxe1 Nd5 27. Qe4 Rd8 28. Ne5 h6 29. Nc6 Rd6 30. Ne7+ Qxe7 31. Rc8+ Qd8 32. Rxd8+ Rxd8 33. Qd4 Rd7 34. Qe5 Kf8 35. c4 bxc3 36. bxc3 Nc7 37. c4 Re7 38. Qd6 f6 39. b4 Ke8 40. b5 axb5 41. cxb5 Ne6 42. h4 Nd8 43. Kh2 Rd7 44. Qc5 Nb7 45. Qc6 Nd8 46. Qc4 Kf8 47. b6 Nb7 48. h5 Nd8 49. Kh3 Ke7 50. Kg4 Nb7 51. Qg8 Kd6 52. Kf5 Nd8 53. Qc4 Rb7 54. Qc8 Rd7 55. Kg6 Nb7 56. f4 Nc5 57. g3 Nb7 58. Qxd7+ Kxd7 59. Kxg7 Ke6 60. Kxh6 Kf7 61. g4 Nd6 62. Kh7 1-0

[Event "Vienna op 17th"]
[Site "Vienna"]
[Date "2011.08.18"]
[Round "6"]
[White "Van der Heijden, Ton"]
[Black "Danner, Georg"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2287"]
[BlackElo "2401"]
[PlyCount "95"]
[EventDate "2011.08.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 c6 6. e3 Nbd7 7. Bd3 Be7 8. Qc2 Nf8 9. Nge2 Ne6 10. Bh4 g6 11. f3 0-0 12. 0-0 c5 13. Qd2 b6 14. f4 Ng7 15. Ng3 Bb7 16. f5 Ng4 17. Bxe7 Qxe7 18. Rf3 Qh4 19. h3 Nxe3 20. Qxe3 cxd4 21. Rf4 Qg5 22. h4 dxe3 23. hxg5 gxf5 24. Nxf5 Nxf5 25. Bxf5 Rad8 26. Ne2 Rfe8 27. Re1 Ba6 28. Nd4 Rd6 29. Rh4 Re5 30. Bxh7+ Kf8 31. Bf5 Ke7 32. Rh3 e2 33. Ra3 b5 34. Rxe2 Rxe2 35. Nxe2 d4 36. Bd3 Ke6 37. Ra5 Ke5 38. a4 Rb6 39. axb5 Bc8 40. Rxa7 Bg4 41. Rxf7 Bxe2 42. Rf5+ Kd6 43. Rf6+ Kc7 44. Bxe2 Rb8 45. b6+ Kd7 46. g6 Ke7 47. Rf7+ Ke6 48. b7 1-0

[Event "Vienna op 17th"]
[Site "Vienna"]
[Date "2011.08.15"]
[Round "3"]
[White "Hera, Imre Jr"]
[Black "Van der Heijden, Ton"]
[Result "1-0"]
[ECO "E69"]
[WhiteElo "2536"]
[BlackElo "2287"]
[PlyCount "83"]
[EventDate "2011.08.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. c4 g6 2. Nc3 Bg7 3. g3 Nf6 4. Bg2 0-0 5. d4 d6 6. Nf3 Nbd7 7. 0-0 e5 8. h3 c6 9. e4 Qa5 10. Be3 exd4 11. Nxd4 Ne5 12. Nb3 Qa6 13. c5 Nc4 14. Bd4 dxc5 15. Nxc5 Qa5 16. Qe2 Ne5 17. Nb3 Qc7 18. f4 Ned7 19. e5 Nh5 20. Qf2 f5 21. Rac1 Qd8 22. Rfd1 Re8 23. g4 fxg4 24. hxg4 Nxf4 25. Qxf4 Qe7 26. e6 Qxe6 27. Re1 Qxe1+ 28. Rxe1 Rxe1+ 29. Kf2 Re8 30. Bxg7 Kxg7 31. Qc7 Re7 32. Ne4 Rf7+ 33. Kg3 Nf6 34. Qe5 Bxg4 35. Nxf6 Rxf6 36. Kxg4 Raf8 37. Nc5 h5+ 38. Kg3 Kh6 39. Ne6 R8f7 40. Qe3+ g5 41. Qxg5+ Kh7 42. Be4+ 1-0

[Event "Biel MTO op 43rd"]
[Site "Biel"]
[Date "2010.07.30"]
[Round "11"]
[White "Onoprienko, Vladimir"]
[Black "Van der Heijden, Ton"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2343"]
[BlackElo "2284"]
[PlyCount "121"]
[EventDate "2010.07.19"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "SUI"]
[SourceTitle "CBM 137 Extra"]
[Source "ChessBase"]
[SourceDate "2010.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2010.09.01"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Bb5 Nd4 4. Bc4 e6 5. Nf3 Ne7 6. Nxd4 cxd4 7. Ne2 Nc6 8. 0-0 a6 9. d3 b5 10. Bb3 g6 11. Bf4 d6 12. Qd2 Bg7 13. Bh6 0-0 14. Bxg7 Kxg7 15. c3 Qb6 16. Kh1 Rb8 17. f4 f6 18. Rac1 dxc3 19. bxc3 Bd7 20. Rf3 Na5 21. f5 Nxb3 22. axb3 exf5 23. exf5 Bxf5 24. Nd4 Bd7 25. Rcf1 Rbe8 26. b4 Re5 27. Qf2 Qd8 28. h3 Qe7 29. Qa2 Bc8 30. Nc6 Qe6 31. Qf2 Bb7 32. Nxe5 dxe5 33. Re3 f5 34. Qg3 e4 35. Kh2 Qf6 36. Qc7+ Rf7 37. Qc5 Rd7 38. dxe4 Rd2 39. Qc7+ Qf7 40. Qxf7+ Kxf7 41. Kg3 Kf6 42. Rf2 Rxf2 43. Kxf2 Bxe4 44. Re2 Ke5 45. Rd2 Bd5 46. g3 g5 47. Rd4 h6 48. Ke3 Bg2 49. h4 Bd5 50. Kf2 f4 51. gxf4+ gxf4 52. Ke1 Bc4 53. Rd8 Kf5 54. Rh8 Kg6 55. Rf8 Bf7 56. Kf2 Kg7 57. Ra8 Kg6 58. Rxa6+ Kf5 59. Rxh6 Ke4 60. Rb6 Bc4 61. h5 1-0

[Event "Biel MTO op 43rd"]
[Site "Biel"]
[Date "2010.07.29"]
[Round "10"]
[White "Van der Heijden, Ton"]
[Black "Donchenko, Alexander"]
[Result "1-0"]
[ECO "D24"]
[WhiteElo "2284"]
[BlackElo "2174"]
[PlyCount "67"]
[EventDate "2010.07.19"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "SUI"]
[SourceTitle "CBM 137 Extra"]
[Source "ChessBase"]
[SourceDate "2010.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2010.09.01"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 4. Nc3 e6 5. e4 Bb4 6. Bxc4 c5 7. 0-0 0-0 8. e5 Nd5 9. Bg5 Qd7 10. Ne4 cxd4 11. Nxd4 Nc6 12. Nxc6 Qxc6 13. Qg4 Kh8 14. Bd3 Be7 15. Nf6 Bxf6 16. Qh4 g6 17. Bxf6+ Nxf6 18. Qxf6+ Kg8 19. h4 Qd5 20. Rfd1 Qd8 21. Qf4 Qe7 22. Be4 Rd8 23. Rd6 Bd7 24. Rad1 Be8 25. h5 Rdc8 26. hxg6 hxg6 27. R1d3 Bc6 28. Bxc6 bxc6 29. Rd7 Qf8 30. Rf3 Rd8 31. Rxf7 Rd1+ 32. Kh2 Qc5 33. Rg7+ Kxg7 34. Qf6+ 1-0

[Event "Biel MTO op 43rd"]
[Site "Biel"]
[Date "2010.07.21"]
[Round "3"]
[White "Golod, Vitali"]
[Black "Van der Heijden, Ton"]
[Result "1-0"]
[ECO "E32"]
[WhiteElo "2585"]
[BlackElo "2284"]
[PlyCount "59"]
[EventDate "2010.07.19"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "SUI"]
[SourceTitle "CBM 137 Extra"]
[Source "ChessBase"]
[SourceDate "2010.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2010.09.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 0-0 5. e4 c5 6. a3 Ba5 7. e5 Ng4 8. h3 Qh4 9. Nf3 Qh5 10. Rg1 Nh2 11. Nxh2 cxd4 12. Be2 dxc3 13. b4 Qxe5 14. Nf3 Qc7 15. Qxc3 Bb6 16. Bb2 f6 17. c5 d5 18. cxb6 Qxb6 19. Rc1 Nc6 20. b5 Na5 21. g4 e5 22. g5 d4 23. Qb4 Bf5 24. gxf6 Qxf6 25. Nxe5 Rae8 26. Bxd4 Rxe5 27. Bxe5 Qxe5 28. Qxa5 Bd3 29. Qd2 Bxb5 30. Rg5 1-0

[Event "Vienna op 16th"]
[Site "Vienna"]
[Date "2009.08.22"]
[Round "8"]
[White "Rabus, Berthold"]
[Black "Van der Heijden, Ton"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "2199"]
[BlackElo "2269"]
[PlyCount "40"]
[EventDate "2009.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[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. Bf4 Bg7 4. e3 0-0 5. Be2 d6 6. 0-0 b6 7. h3 c5 8. c3 Bb7 9. Nbd2 Nbd7 10. Bh2 Qc7 11. Qb3 a6 12. a4 Bc6 13. Ra3 Qb7 14. Rfa1 cxd4 15. cxd4 Rac8 16. Qd1 Ne4 17. Nxe4 Bxe4 18. Rc1 Rxc1 19. Qxc1 Nf6 20. Ne1 Rc8 1/2-1/2

[Event "Vienna op 16th"]
[Site "Vienna"]
[Date "2009.08.19"]
[Round "5"]
[White "Van der Heijden, Ton"]
[Black "Bozinovic, Boban"]
[Result "1-0"]
[ECO "E21"]
[WhiteElo "2269"]
[BlackElo "2114"]
[PlyCount "53"]
[EventDate "2009.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nc3 Ne4 5. Qc2 f5 6. Nd2 Nxd2 7. Bxd2 0-0 8. a3 Be7 9. e3 b6 10. Bd3 Bb7 11. f3 Bh4+ 12. g3 Bf6 13. d5 g6 14. h4 a5 15. h5 Na6 16. hxg6 hxg6 17. 0-0-0 Qe7 18. g4 Nc5 19. gxf5 Nxd3+ 20. Qxd3 exf5 21. Rdg1 Qf7 22. Qxf5 Bxc3 23. Rxg6+ Bg7 24. Bc3 Qe7 25. Qh5 Qxe3+ 26. Kb1 Qd3+ 27. Ka1 1-0

[Event "Vienna op 16th"]
[Site "Vienna"]
[Date "2009.08.15"]
[Round "1"]
[White "Van der Heijden, Ton"]
[Black "Schwabeneder, Florian"]
[Result "0-1"]
[ECO "E76"]
[WhiteElo "2269"]
[PlyCount "72"]
[EventDate "2009.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "AUT"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 c5 6. d5 0-0 7. Nf3 e6 8. e5 dxe5 9. fxe5 Ng4 10. Bg5 Qa5 11. Be2 Nxe5 12. 0-0 Nxf3+ 13. Bxf3 f6 14. Be3 e5 15. d6 Nd7 16. a3 Qd8 17. b4 cxb4 18. axb4 f5 19. Bd5+ Kh8 20. c5 Nf6 21. Bg5 h6 22. Bh4 g5 23. Bg3 Ng4 24. Qd2 e4 25. h3 Ne5 26. Nxe4 fxe4 27. Rxf8+ Qxf8 28. Bxe5 Bxe5 29. Rf1 Qg7 30. Rf7 Bd4+ 31. Kh1 Qe5 32. Bxb7 Bxb7 33. Rxb7 Rf8 34. Qe2 Qf4 35. Qd1 Be5 36. Qg1 e3 0-1

[Event "NED-chT 0809"]
[Site "Netherlands"]
[Date "2009.05.10"]
[Round "9.6"]
[White "Berkvens, Joost"]
[Black "Van der Heijden, Ton"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "2431"]
[BlackElo "2245"]
[PlyCount "54"]
[EventDate "2008.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]
[WhiteTeam "Utrecht"]
[BlackTeam "Bussum"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nc3 Nc6 3. Bb5 Nd4 4. Bc4 e6 5. Nf3 Ne7 6. 0-0 Nec6 7. Nxd4 cxd4 8. Ne2 Be7 9. d3 0-0 10. a3 d5 11. exd5 exd5 12. Ba2 Be6 13. Nf4 Qd7 14. Re1 Bd6 15. Nxe6 fxe6 16. Qg4 Rf5 17. f4 Raf8 18. g3 Kh8 19. h4 Bc7 20. Qf3 g5 21. hxg5 Rxg5 22. Rf1 Rg6 23. Kg2 Qg7 24. Bd2 e5 25. Rg1 exf4 26. Qxd5 f3+ 27. Kh1 Rh6+ 0-1

[Event "NED-chT 0809"]
[Site "Netherlands"]
[Date "2009.04.18"]
[Round "8.2"]
[White "Henrichs, Thomas"]
[Black "Van der Heijden, Ton"]
[Result "0-1"]
[ECO "D80"]
[WhiteElo "2497"]
[BlackElo "2245"]
[PlyCount "118"]
[EventDate "2008.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]
[WhiteTeam "Homburg Apeldoorn"]
[BlackTeam "Bussum"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bg5 Ne4 5. Bh4 Nxc3 6. bxc3 dxc4 7. Qa4+ Qd7 8. Qxc4 b6 9. Bg3 c5 10. Be5 Ba6 11. Qb3 f6 12. Bxb8 Rxb8 13. Nf3 cxd4 14. cxd4 Rc8 15. e4 Bxf1 16. Kxf1 Qc6 17. g3 Qxe4 18. Kg2 Rd8 19. Qa4+ Kf7 20. Qxa7 Ra8 21. Qc7 Ra3 22. Qf4 Qxf4 23. gxf4 Bh6 24. Rhb1 Rha8 25. f5 gxf5 26. Nh4 Rg8+ 27. Kf1 Rh3 28. Nxf5 Rxh2 29. Ke2 Bf4 30. Rxb6 Rg5 31. Ne3 Bxe3 32. Kxe3 Rf5 33. f3 Rh3 34. Rf1 Ra5 35. Rf2 Rh1 36. Rb7 Re1+ 37. Kd3 h5 38. Rbb2 h4 39. Rfe2 Rd1+ 40. Ke4 Ra4 41. Ke3 Raxd4 42. Rb7 h3 43. Rh2 R4d3+ 44. Kf4 Rd4+ 45. Ke3 f5 46. Rbb2 f4+ 47. Ke2 Rg1 48. Rb5 Rg3 49. Rh5 Ra4 50. R2xh3 Rxa2+ 51. Kd3 Ra3+ 52. Kd4 Rxh3 53. Rxh3 Kg6 54. Rh8 Rxf3 55. Ke4 Rf1 56. Rg8+ Kf6 57. Ra8 e5 58. Ra6+ Kg5 59. Kxe5 Re1+ 0-1

[Event "NED-chT 0809"]
[Site "Netherlands"]
[Date "2009.03.28"]
[Round "7.10"]
[White "Van der Heijden, Ton"]
[Black "Hoolt, Sarah"]
[Result "1/2-1/2"]
[ECO "D84"]
[WhiteElo "2245"]
[BlackElo "2298"]
[PlyCount "97"]
[EventDate "2008.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]
[WhiteTeam "Bussum"]
[BlackTeam "Enschede ESGOO"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bf4 Bg7 5. e3 0-0 6. cxd5 Nxd5 7. Nxd5 Qxd5 8. Bxc7 Na6 9. Bxa6 Qxg2 10. Qf3 Qxf3 11. Nxf3 bxa6 12. Rg1 Bf5 13. Ke2 Rac8 14. Rac1 f6 15. Nd2 Bd7 16. f3 Bb5+ 17. Kf2 f5 18. f4 Rf6 19. Nb3 Rc6 20. Rxc6 Bxc6 21. Be5 Bd5 22. Nc5 Rc6 23. b3 Bxe5 24. fxe5 a5 25. Rc1 Kf7 26. h4 h6 27. Kg3 Rc8 28. Kf4 e6 29. Rc3 Ke7 30. e4 fxe4 31. Nxe4 Rxc3 32. Nxc3 Bc6 33. Nd1 a4 34. bxa4 Bxa4 35. Ne3 Bb5 36. Ng4 h5 37. Ne3 a5 38. Kg5 Kf7 39. a3 Bd3 40. d5 exd5 41. Nxd5 Be4 42. Nf4 Bc2 43. Kh6 Be4 44. Kg5 Bc2 45. e6+ Ke7 46. Nxg6+ Kxe6 47. Nf4+ Ke5 48. Nxh5 Kd4 49. Nf4 1/2-1/2

[Event "NED-chT 0809"]
[Site "Netherlands"]
[Date "2009.03.07"]
[Round "6.6"]
[White "Van de Griendt, Jan Willem"]
[Black "Van der Heijden, Ton"]
[Result "1-0"]
[ECO "A70"]
[WhiteElo "2357"]
[BlackElo "2245"]
[PlyCount "37"]
[EventDate "2008.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]
[WhiteTeam "Rotterdam Schrijvers"]
[BlackTeam "Bussum"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 c5 3. d5 a6 4. a4 e6 5. Nc3 exd5 6. cxd5 d6 7. e4 g6 8. h3 Bg7 9. Bd3 0-0 10. Nf3 Nbd7 11. 0-0 Qe7 12. Bf4 Nh5 13. Bh2 g5 14. e5 dxe5 15. d6 Qd8 16. Nd5 Kh8 17. Ne7 Nf4 18. Nxg5 h6 19. Bc4 1-0

[Event "NED-chT 0809"]
[Site "Netherlands"]
[Date "2009.02.07"]
[Round "5.6"]
[White "Van der Heijden, Ton"]
[Black "Wantola, Ivo"]
[Result "1-0"]
[ECO "E13"]
[WhiteElo "2245"]
[BlackElo "2277"]
[PlyCount "77"]
[EventDate "2008.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]
[WhiteTeam "Bussum"]
[BlackTeam "Voerendaal"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb7 5. Bg5 h6 6. Bh4 Bb4 7. Qc2 g5 8. Bg3 Be4 9. Qb3 Nc6 10. a3 Ba5 11. 0-0-0 Bxc3 12. Qxc3 d5 13. Ne5 Ne7 14. h4 g4 15. f3 Bf5 16. h5 gxf3 17. gxf3 Nd7 18. e4 dxe4 19. d5 exd5 20. fxe4 Bxe4 21. Bh3 Nf5 22. Rhf1 Qg5+ 23. Bf4 Qf6 24. Nxd7 Qxc3+ 25. bxc3 Kxd7 26. Bxf5+ Kc6 27. cxd5+ Bxd5 28. c4 Bxc4 29. Be4+ Kb5 30. Bxa8 Rxa8 31. Rf2 Re8 32. Bxh6 Re5 33. Rh1 Bd3 34. Bg7 Rc5+ 35. Kb2 a5 36. h6 Bh7 37. Bc3 Rg5 38. Rxf7 Rg2+ 39. Ka1 1-0

[Event "NED-chT 0809"]
[Site "Netherlands"]
[Date "2008.12.13"]
[Round "4.5"]
[White "Van der Heijden, Ton"]
[Black "Visser, Yge"]
[Result "0-1"]
[ECO "E76"]
[WhiteElo "2245"]
[BlackElo "2477"]
[PlyCount "70"]
[EventDate "2008.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]
[WhiteTeam "Bussum"]
[BlackTeam "Groningen Hotels"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 Na6 7. Bd3 e5 8. fxe5 dxe5 9. d5 c6 10. 0-0 cxd5 11. cxd5 Ne8 12. a3 Nd6 13. b4 Nc7 14. Bg5 f6 15. Bh4 Nce8 16. Qd2 Nf7 17. Bf2 Ned6 18. Nb5 Nxb5 19. Bxb5 Nd6 20. Bd3 Bg4 21. Bc5 f5 22. Bxd6 Qxd6 23. h3 fxe4 24. Bxe4 Rf4 25. Rae1 Bd7 26. Qe3 a5 27. g3 Rf6 28. Kg2 axb4 29. axb4 Qxb4 30. Rb1 Qc4 31. Rfc1 Ra2+ 32. Kg1 Bh6 33. Qxh6 Qe2 34. Rc2 Rxc2 35. Bxc2 Rxf3 0-1

[Event "NED-chT 0809"]
[Site "Netherlands"]
[Date "2008.11.22"]
[Round "3.3"]
[White "Smeets, Jan"]
[Black "Van der Heijden, Ton"]
[Result "1-0"]
[ECO "B64"]
[WhiteElo "2604"]
[BlackElo "2245"]
[PlyCount "63"]
[EventDate "2008.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]
[WhiteTeam "Hilversum HSG"]
[BlackTeam "Bussum"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

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 0-0 9. f4 h6 10. Bh4 Bd7 11. Nf3 Qa5 12. Bc4 b5 13. Nxb5 Nxe4 14. Qxa5 Nxa5 15. Bxe7 Nxc4 16. Nxd6 Ncxd6 17. Bxd6 Rfc8 18. Rhe1 Bc6 19. Rd4 Nxd6 20. Rxd6 Bd5 21. b3 Rc3 22. Kd2 Rac8 23. Rd8+ Rxd8 24. Kxc3 Bxf3 25. gxf3 Kf8 26. b4 Ke7 27. a4 Kf6 28. b5 Kf5 29. Re4 Rd1 30. a5 Rf1 31. Kb2 Rxf3 32. Rb4 1-0

[Event "NED-chT 0809"]
[Site "Netherlands"]
[Date "2008.11.01"]
[Round "2.5"]
[White "Van der Heijden, Ton"]
[Black "Abeln, Michiel"]
[Result "1-0"]
[ECO "A42"]
[WhiteElo "2245"]
[BlackElo "2329"]
[PlyCount "59"]
[EventDate "2008.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 127 Extra"]
[Source "ChessBase"]
[SourceDate "2009.01.08"]
[SourceVersion "2"]
[SourceVersionDate "2009.01.28"]
[SourceQuality "1"]
[WhiteTeam "Bussum"]
[BlackTeam "Calder HMC"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 d6 2. c4 g6 3. Nc3 Bg7 4. e4 e5 5. Nge2 Nc6 6. Be3 Nf6 7. f3 exd4 8. Nxd4 Nh5 9. Qd2 0-0 10. 0-0-0 Be6 11. Nxe6 fxe6 12. g4 Nf6 13. h4 Nd7 14. Be2 a6 15. h5 b5 16. hxg6 hxg6 17. Bh6 Rf7 18. Bxg7 Rxg7 19. cxb5 axb5 20. Bxb5 Nce5 21. f4 Nf7 22. Bc4 Qe7 23. f5 Nf8 24. Rdf1 gxf5 25. exf5 Qg5 26. fxe6 Qxd2+ 27. Kxd2 Ne5 28. Bb3 Rg6 29. e7+ Ne6 30. Bxe6+ 1-0

[Event "NED-chT 0809"]
[Site "Netherlands"]
[Date "2008.09.27"]
[Round "1.7"]
[White "Kleijn, Christov"]
[Black "Van der Heijden, Ton"]
[Result "1-0"]
[ECO "B63"]
[WhiteElo "2238"]
[BlackElo "2245"]
[PlyCount "77"]
[EventDate "2008.09.27"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 127 Extra"]
[Source "ChessBase"]
[SourceDate "2009.01.08"]
[SourceVersion "2"]
[SourceVersionDate "2009.01.28"]
[SourceQuality "1"]
[WhiteTeam "Leiden LSG"]
[BlackTeam "Bussum"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 c5 2. Nf3 d6 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 Nf6 6. Bg5 e6 7. Qd2 Nxd4 8. Qxd4 Bd7 9. 0-0-0 Qa5 10. f4 Be7 11. e5 dxe5 12. fxe5 0-0-0 13. Qf4 Nd5 14. Nxd5 Bxg5 15. Qxg5 exd5 16. Kb1 g6 17. Be2 h5 18. Rd4 Bf5 19. Bd3 Bxd3 20. Rxd3 Rhe8 21. Qf4 Rd7 22. Rhd1 d4 23. Rxd4 Rxd4 24. Qxd4 Rd8 25. Qc4+ Qc7 26. Rxd8+ Kxd8 27. Qd5+ Ke7 28. c4 b6 29. b4 Qd7 30. Kb2 b5 31. Qxd7+ Kxd7 32. cxb5 Ke6 33. a4 Kxe5 34. a5 Kd6 35. Kc3 h4 36. Kd4 h3 37. gxh3 f5 38. h4 Kc7 39. Ke5 1-0

[Event "Leiden Noteboom Memorial 67th"]
[Site "Leiden"]
[Date "2007.02.18"]
[Round "6"]
[White "Tate, Emory"]
[Black "Van der Heijden, Ton"]
[Result "0-1"]
[ECO "B80"]
[WhiteElo "2410"]
[BlackElo "2209"]
[PlyCount "81"]
[EventDate "2007.02.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 116 Extra"]
[Source "ChessBase"]
[SourceDate "2007.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2007.03.07"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 d6 6. Be3 Nf6 7. Qe2 e5 8. Nb3 Ng4 9. Bd2 a5 10. Nd5 a4 11. Nc1 Be7 12. Nd3 f5 13. Bc3 0-0 14. f3 fxe4 15. Qxe4 Nf6 16. Nxf6+ Bxf6 17. Qd5+ Kh8 18. Nf2 Ne7 19. Qd2 d5 20. Bb4 Be6 21. Be2 Rf7 22. Nd3 b6 23. f4 Nc6 24. fxe5 Bg5 25. Qd1 Nxb4 26. Nxb4 Be3 27. Qd3 Qh4+ 28. Kd1 Qxb4 29. Qxe3 Qxb2 30. Rc1 Rf5 31. c3 Qxa2 32. g4 Qb3+ 33. Kd2 Rff8 34. Rb1 Qa2+ 35. Kd1 d4 36. Qd2 Qa3 37. Qb2 Qc5 38. Rc1 a3 39. Qb4 Qxe5 40. Rf1 Rxf1+ 41. Bxf1 0-1

[Event "Cappelle op 22nd"]
[Site "Cappelle la Grande"]
[Date "2006.02.19"]
[Round "2"]
[White "Van der Heijden, Ton"]
[Black "Zagrebelny, Sergey"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2219"]
[BlackElo "2497"]
[PlyCount "56"]
[EventDate "2006.02.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "FRA"]
[SourceTitle "CBM 110 Extra"]
[Source "ChessBase"]
[SourceDate "2006.03.10"]
[SourceVersion "2"]
[SourceVersionDate "2006.03.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 a6 6. Be3 e5 7. Nb3 Be6 8. f3 Be7 9. Qd2 0-0 10. 0-0-0 Nbd7 11. g4 b5 12. g5 b4 13. Ne2 Ne8 14. Ng3 a5 15. Kb1 a4 16. Nc1 b3 17. cxb3 axb3 18. axb3 Qb8 19. Nf5 Bd8 20. Bc4 Bb6 21. Ne7+ Kh8 22. Nd5 Bxe3 23. Qxe3 Nc7 24. Nxc7 Qxc7 25. Qd3 Qa7 26. Ne2 Nc5 27. Qe3 Bxc4 28. bxc4 Rfb8 0-1

