[Event "Groningen op-B 53rd"]
[Site "Groningen"]
[Date "2015.12.24"]
[Round "3"]
[White "Oord, Raymon"]
[Black "Klinkhammer, Johan"]
[Result "1-0"]
[ECO "D07"]
[WhiteElo "1860"]
[BlackElo "2002"]
[PlyCount "83"]
[EventDate "2015.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. c4 Nc6 2. d4 d5 3. e3 e5 4. cxd5 Qxd5 5. Nc3 Bb4 6. Bd2 Bxc3 7. bxc3 Nf6 8. c4 Qd6 9. d5 Ne7 10. Qb3 0-0 11. Bb4 c5 12. dxc6 Qc7 13. Qa3 Re8 14. Bd6 Qd8 15. c7 Qd7 16. Rd1 Nc6 17. Bxe5 Qf5 18. Bg3 Be6 19. Bd3 Qg4 20. h3 Qh5 21. Ne2 Ne5 22. Nf4 Qg5 23. Nxe6 fxe6 24. Qc3 Nfd7 25. Be4 Qf6 26. Qc2 Nc5 27. Bxh7+ Kh8 28. Bxe5 Qxe5 29. 0-0 Rf8 30. Rd4 Qh5 31. Bg6 Qg5 32. Rg4 Qe7 33. Qe2 Nd7 34. g3 Kg8 35. Qc2 Nf6 36. Rh4 Qxc7 37. Bh7+ Nxh7 38. Qxh7+ Kf7 39. Rf4+ Ke8 40. Qh5+ Ke7 41. Qg5+ Ke8 42. Qg6+ 1-0

[Event "Groningen Atlantis Promo2"]
[Site "Groningen"]
[Date "2011.08.16"]
[Round "9"]
[White "Hartog, Frank"]
[Black "Klinkhammer, Johan"]
[Result "0-1"]
[ECO "B47"]
[WhiteElo "1977"]
[BlackElo "2027"]
[PlyCount "76"]
[EventDate "2011.08.08"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. g3 a6 7. Bg2 Nf6 8. 0-0 Nxd4 9. Qxd4 Bc5 10. Qd3 Ng4 11. Qe2 Ne5 12. Kh1 d6 13. Rd1 Bd7 14. a3 0-0 15. f4 Nc6 16. Be3 Rad8 17. Bxc5 dxc5 18. Qf2 Nd4 19. Ne2 Nxc2 20. Rac1 Ba4 21. Rxd8 Rxd8 22. Nc3 Bb3 23. Rxc2 Bxc2 24. Qxc2 b5 25. e5 b4 26. Ne4 bxa3 27. bxa3 Qa5 28. h3 Qxa3 29. Qe2 Qd3 30. Qxd3 Rxd3 31. Nxc5 Rd1+ 32. Kh2 a5 33. g4 Rc1 34. Na4 Rc4 35. Nb2 Rb4 36. Nd3 Rd4 37. Bf1 a4 38. Kg3 a3 0-1

[Event "Groningen Atlantis Promo2"]
[Site "Groningen"]
[Date "2011.08.15"]
[Round "8"]
[White "Klinkhammer, Johan"]
[Black "Mellema, Andries"]
[Result "0-1"]
[ECO "C14"]
[WhiteElo "2027"]
[BlackElo "2131"]
[PlyCount "74"]
[EventDate "2011.08.08"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bg5 e6 4. e4 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. f4 a6 8. Nf3 c5 9. Qd2 Nc6 10. h4 b5 11. Nd1 cxd4 12. Nxd4 Bb7 13. Ne3 0-0 14. 0-0-0 Nc5 15. Rh3 Ne4 16. Qe1 Nxd4 17. Rxd4 f6 18. Bd3 fxe5 19. fxe5 Qc5 20. c3 Rac8 21. Kb1 Nf2 22. Rg3 b4 23. Ng4 bxc3 24. bxc3 Nxd3 25. Rgxd3 a5 26. Qc1 Ba6 27. Rd1 Qxc3 28. Qxc3 Rxc3 29. Kb2 Rg3 30. R1d2 Rb8+ 31. Kc2 Bc4 32. Rf4 Ra3 33. Rdd4 Rxa2+ 34. Kc1 Rxg2 35. Ne3 Rg1+ 36. Kd2 Bb3 37. Rf2 a4 0-1

[Event "Groningen Atlantis Promo2"]
[Site "Groningen"]
[Date "2011.08.14"]
[Round "7"]
[White "Sparenberg, Erik"]
[Black "Klinkhammer, Johan"]
[Result "1-0"]
[ECO "B44"]
[WhiteElo "2132"]
[BlackElo "2027"]
[PlyCount "85"]
[EventDate "2011.08.08"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nb5 d6 6. c4 Nf6 7. N1c3 a6 8. Na3 Be7 9. Be2 0-0 10. 0-0 b6 11. Be3 Bb7 12. Nc2 Rc8 13. f3 Re8 14. Na4 Nd7 15. Qd2 Qc7 16. Rac1 Nc5 17. Nc3 Qb8 18. b4 Nd7 19. f4 Rcd8 20. Bd3 Bf8 21. Qf2 Bc8 22. b5 axb5 23. cxb5 Ne7 24. Nd4 Nc5 25. Bb1 d5 26. exd5 exd5 27. f5 Qb7 28. f6 Ng6 29. Nc6 Rd6 30. fxg7 Bxg7 31. Bxc5 bxc5 32. Qxc5 Qd7 33. Bf5 Qc7 34. Nxd5 Rxd5 35. Qxd5 Bxf5 36. Qxf5 Re2 37. Qf3 Rxa2 38. Rce1 Nh4 39. Re8+ Bf8 40. Qg4+ Ng6 41. Ne7+ Kg7 42. Qd4+ Ne5 43. Nf5+ 1-0

[Event "Groningen Atlantis Promo2"]
[Site "Groningen"]
[Date "2011.08.13"]
[Round "6"]
[White "Klinkhammer, Johan"]
[Black "Van Foreest, Jorden"]
[Result "1-0"]
[ECO "D01"]
[WhiteElo "2027"]
[BlackElo "2097"]
[PlyCount "73"]
[EventDate "2011.08.08"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 Nf6 3. Bg5 c5 4. e3 Nc6 5. a3 Bg4 6. f3 cxd4 7. exd4 Bf5 8. Bb5 e6 9. Nge2 Bd6 10. Qd2 0-0 11. g4 Bg6 12. h4 h6 13. h5 Bh7 14. Be3 e5 15. Bxc6 bxc6 16. g5 exd4 17. Bxd4 hxg5 18. Qxg5 Ne8 19. Qg2 c5 20. Bxg7 Nxg7 21. h6 Bg6 22. hxg7 Kxg7 23. 0-0-0 d4 24. Ne4 Qe7 25. N4g3 Qg5+ 26. f4 Bxf4+ 27. Nxf4 Qxf4+ 28. Kb1 Qg4 29. Rhg1 d3 30. cxd3 c4 31. Rdf1 Rfd8 32. Nf5+ Bxf5 33. Qh2 Bxd3+ 34. Ka2 Qg6 35. Rxg6+ Bxg6 36. Qe5+ Kf8 37. Rh1 1-0

[Event "Groningen Atlantis Promo2"]
[Site "Groningen"]
[Date "2011.08.12"]
[Round "5"]
[White "Berghuis, Marten"]
[Black "Klinkhammer, Johan"]
[Result "0-1"]
[ECO "B48"]
[BlackElo "2027"]
[PlyCount "74"]
[EventDate "2011.08.08"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Qd2 Nf6 8. 0-0-0 Bb4 9. f3 Ne5 10. Nb3 b5 11. Qe1 Be7 12. f4 Ng6 13. e5 Ng4 14. Bd2 Bb7 15. h3 Nh6 16. Rg1 0-0 17. Bd3 f6 18. g4 fxe5 19. Bxg6 hxg6 20. f5 g5 21. h4 Nf7 22. Ne4 Rac8 23. c3 d5 24. Nxg5 Nxg5 25. hxg5 exf5 26. Qh4 d4 27. Rh1 Bxh1 28. Rxh1 dxc3 29. bxc3 Qd7 30. Qh5 Ba3+ 31. Kc2 e4 32. g6 Qd3+ 33. Kd1 Qf3+ 34. Kc2 Rxc3+ 35. Kb1 Rxb3+ 36. Kc2 Qd3+ 37. Kd1 Rb1# 0-1

[Event "Groningen Atlantis Promo2"]
[Site "Groningen"]
[Date "2011.08.11"]
[Round "4"]
[White "Klinkhammer, Johan"]
[Black "Duijker, Rick"]
[Result "0-1"]
[ECO "D01"]
[WhiteElo "2027"]
[BlackElo "2276"]
[PlyCount "114"]
[EventDate "2011.08.08"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bg5 Nbd7 4. Nf3 c6 5. e3 Qb6 6. Rb1 g6 7. Bd3 Bg7 8. 0-0 0-0 9. Re1 Re8 10. e4 dxe4 11. Nxe4 Nxe4 12. Rxe4 Nf6 13. Rh4 Be6 14. b3 Rad8 15. c3 c5 16. Qc2 Bd5 17. dxc5 Qxc5 18. Be3 Qd6 19. Be2 a6 20. Rd1 Qc7 21. h3 e5 22. Bg5 Qc5 23. Be3 Qe7 24. Bg5 Qf8 25. Qc1 b5 26. Nh2 Qc5 27. Ng4 Nxg4 28. hxg4 f6 29. Bh6 g5 30. Rh2 Be4 31. Bxg7 Kxg7 32. Rd2 b4 33. c4 Rd4 34. Rxd4 exd4 35. Qd2 d3 36. Bd1 a5 37. Rh3 Qd4 38. Re3 Qc3 39. Qe1 Re5 40. f3 Bg6 41. Rxe5 fxe5 42. Qe3 h6 43. Kh2 Qa1 44. Qd2 Qd4 45. Qe1 Kf6 46. Qg1 Qa1 47. Qe1 Qc1 48. Qg1 Bf7 49. c5 Ke7 50. c6 Qxc6 51. Qa7+ Kf6 52. Qxa5 Qd6 53. Kh3 Qd4 54. a4 Qg1 55. Qa6+ Kg7 56. Qxd3 Qh1+ 57. Kg3 Qh4# 0-1

[Event "Groningen Atlantis Promo2"]
[Site "Groningen"]
[Date "2011.08.10"]
[Round "3"]
[White "Van den Berg, Imme Pieter"]
[Black "Klinkhammer, Johan"]
[Result "1-0"]
[ECO "A09"]
[WhiteElo "1982"]
[BlackElo "2027"]
[PlyCount "119"]
[EventDate "2011.08.08"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 d4 3. e3 Nc6 4. exd4 Nxd4 5. Nxd4 Qxd4 6. d3 Bg4 7. Qa4+ c6 8. Nc3 e5 9. Be3 Qd7 10. f3 Bf5 11. 0-0-0 Nf6 12. d4 exd4 13. Bxd4 Bd6 14. Be5 Bxe5 15. Rxd7 Nxd7 16. g3 0-0 17. Be2 Nc5 18. Qa3 Bd6 19. b4 Ne6 20. Rd1 Be5 21. f4 Bd4 22. g4 Bxc3 23. Qxc3 Nxf4 24. Bf3 Be6 25. Qd4 Ng6 26. Be4 Rfe8 27. Bf5 Bxf5 28. gxf5 Ne5 29. f6 gxf6 30. Rg1+ Kh8 31. Qh4 Re6 32. Qg3 Ng6 33. Qc7 Re7 34. Qd6 Re6 35. Qd7 Re7 36. Qd4 Re6 37. h4 Rae8 38. h5 Ne5 39. Qe4 Rg8 40. Rxg8+ Kxg8 41. h6 Kf8 42. Qxh7 Ng6 43. Qg7+ Ke7 44. h7 Re1+ 45. Kc2 Rh1 46. Qg8 b5 47. c5 Rh2+ 48. Kc3 Rh3+ 49. Kd2 Rh2+ 50. Ke3 Rh5 51. Qc8 Rxh7 52. Qc7+ Kf8 53. Qxc6 Rh3+ 54. Kf2 Rh2+ 55. Kg3 Rxa2 56. Qxb5 Ra3+ 57. Kf2 Ne5 58. c6 Rc3 59. Qb8+ Kg7 60. c7 1-0

[Event "Groningen Atlantis Promo2"]
[Site "Groningen"]
[Date "2011.08.09"]
[Round "2"]
[White "Klinkhammer, Johan"]
[Black "Sluzewski, Fred"]
[Result "1-0"]
[ECO "D01"]
[WhiteElo "2027"]
[PlyCount "53"]
[EventDate "2011.08.08"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bg5 Nbd7 4. Nf3 h6 5. Bh4 g6 6. e3 Bg7 7. Ne5 c6 8. f4 Qb6 9. Rb1 Qc7 10. Bd3 Nxe5 11. fxe5 Ng4 12. Qf3 h5 13. 0-0 Nh6 14. Qg3 0-0 15. Bg5 Be6 16. Bxg6 fxg6 17. Bxh6 Bf5 18. Bxg7 Kxg7 19. Rf2 e6 20. Rbf1 Qe7 21. h4 b5 22. Ne2 Bxc2 23. Nf4 Rxf4 24. Rxf4 Bf5 25. Rxf5 exf5 26. Rxf5 Rf8 27. Rxh5 1-0

[Event "Groningen Atlantis Promo2"]
[Site "Groningen"]
[Date "2011.08.08"]
[Round "1"]
[White "Klinkhammer, Johan"]
[Black "Hummel, Erik Jan"]
[Result "0-1"]
[ECO "C19"]
[WhiteElo "2027"]
[BlackElo "2271"]
[PlyCount "74"]
[EventDate "2011.08.08"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. d4 e6 2. Nc3 d5 3. e4 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. a4 Qa5 8. Bd2 Nbc6 9. Nf3 0-0 10. Bd3 f5 11. exf6 Rxf6 12. 0-0 c4 13. Be2 Bd7 14. Nh4 Raf8 15. Qe1 e5 16. dxe5 Nxe5 17. f4 N5g6 18. Nxg6 Nxg6 19. g3 Bf5 20. Qc1 Be4 21. Bf3 Ne5 22. Bxe4 dxe4 23. Qd1 Qc5+ 24. Kg2 Nf3 25. Qe2 Rh6 26. h4 Qh5 27. Qxc4+ Kh8 28. Be1 Qg4 29. Qxe4 Nxh4+ 30. Kf2 Re6 31. Qd3 Rfe8 32. Kg1 Re3 33. Qd5 Nf5 34. Bf2 Re2 35. Rae1 Nxg3 36. Qg2 R8e3 37. Qxb7 Ne4+ 0-1

[Event "Groningen-B"]
[Site "Groningen"]
[Date "2009.07.08"]
[Round "6"]
[White "Knol, Geon"]
[Black "Klinkhammer, Johan"]
[Result "1-0"]
[ECO "B25"]
[WhiteElo "2070"]
[BlackElo "2046"]
[PlyCount "141"]
[EventDate "2009.07.03"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. g3 Nc6 4. Bg2 g6 5. f4 Bg7 6. d3 d6 7. Be3 Nge7 8. Nf3 0-0 9. 0-0 Nd4 10. Qd2 b6 11. Nh4 Bb7 12. f5 gxf5 13. exf5 Bxg2 14. f6 Bxf1 15. fxg7 Kxg7 16. Bh6+ Kh8 17. Rxf1 Nef5 18. Nxf5 Nxf5 19. Rxf5 exf5 20. Nd5 f6 21. Bxf8 Qxf8 22. Qf4 Re8 23. Qxf5 Re5 24. Qf3 Qf7 25. c4 Qe6 26. Nf4 Rf5 27. Qg4 Qe3+ 28. Kg2 Re5 29. Qh4 Rg5 30. Qh6 Qe7 31. Qh3 f5 32. Qh6 Kg8 33. b3 Rg7 34. Qh5 Qf7 35. Qe2 Kh8 36. Nh5 Rg6 37. Nf4 Rg8 38. Qf3 Re8 39. Qc6 Qe7 40. Qd5 Qe5 41. Qf7 Rg8 42. Kf3 Re8 43. Kg2 Rg8 44. Kf3 Re8 45. Qxa7 Qe3+ 46. Kg2 Qd2+ 47. Kh3 Qd1 48. Qf7 Qg4+ 49. Kg2 Re2+ 50. Kg1 Rxa2 51. Qf8+ Qg8 52. Qf6+ Qg7 53. Qd8+ Qg8 54. Qf6+ Qg7 55. Qd8+ Qg8 56. Qxd6 Qa8 57. Qf6+ Kg8 58. Nd5 Ra1+ 59. Kg2 Ra7 60. Qxb6 f4 61. gxf4 Rg7+ 62. Kf3 Qc8 63. Qf6 Qh3+ 64. Ke4 Qg2+ 65. Ke5 Qb2+ 66. Ke6 Qxf6+ 67. Nxf6+ Kh8 68. Ne4 Rg2 69. f5 Rxh2 70. f6 Kg8 71. Ke7 1-0

[Event "Groningen-B"]
[Site "Groningen"]
[Date "2009.07.07"]
[Round "5"]
[White "Klinkhammer, Johan"]
[Black "Kroencke, Manfred"]
[Result "1/2-1/2"]
[ECO "C13"]
[WhiteElo "2046"]
[BlackElo "2121"]
[PlyCount "27"]
[EventDate "2009.07.03"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 Nf6 3. Bg5 Nbd7 4. Nf3 e6 5. e4 dxe4 6. Nxe4 Be7 7. Nxf6+ Bxf6 8. h4 h6 9. Bxf6 Qxf6 10. Bd3 Qe7 11. Qe2 Nf6 12. 0-0-0 Bd7 13. Ne5 0-0-0 14. Qf3 1/2-1/2

[Event "Groningen-B"]
[Site "Groningen"]
[Date "2009.07.06"]
[Round "4"]
[White "Mostertman, Milan"]
[Black "Klinkhammer, Johan"]
[Result "1/2-1/2"]
[ECO "B47"]
[WhiteElo "2119"]
[BlackElo "2046"]
[PlyCount "203"]
[EventDate "2009.07.03"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. g3 a6 7. Bg2 Nf6 8. 0-0 Nxd4 9. Qxd4 Bc5 10. Qd3 Ng4 11. Qe2 Ne5 12. Kh1 d6 13. f4 Nc6 14. Be3 Bd7 15. Bxc5 dxc5 16. e5 Nd4 17. Qd3 Bc6 18. Ne4 0-0 19. Nd6 f6 20. c3 fxe5 21. Nc4 Bxg2+ 22. Kxg2 Nc6 23. f5 Rad8 24. Qe3 exf5 25. Qxc5 Qe7 26. Qxe7 Nxe7 27. Nxe5 Rd2+ 28. Rf2 Rfd8 29. Raf1 g6 30. Nf3 Rxf2+ 31. Rxf2 Kg7 32. Nd4 Rd6 33. Kf1 Nc6 34. Nf3 Kf6 35. Re2 h6 36. Kf2 Re6 37. Rd2 Ke7 38. b3 g5 39. h4 Ne5 40. Nd4 Ng4+ 41. Kg2 Re5 42. Nf3 Re3 43. hxg5 hxg5 44. c4 Kf6 45. Rd6+ Ke7 46. Rb6 Re2+ 47. Kg1 Rxa2 48. Rxb7+ Kd6 49. Nxg5 Ke5 50. Rd7 a5 51. c5 a4 52. bxa4 Rxa4 53. c6 Rc4 54. Nf7+ Ke6 55. Nd8+ Ke5 56. c7 Rc1+ 57. Kg2 Rc2+ 58. Kf1 f4 59. gxf4+ Kxf4 60. Rd2 Rc1+ 61. Ke2 Ke4 62. Ne6 Ke5 63. Rd8 Kxe6 64. c8Q+ Rxc8 65. Rxc8 Ne5 66. Ra8 Kd5 67. Ke3 Nc4+ 68. Kf4 Nd6 69. Ra1 Ke6 70. Ra6 Kd5 71. Ra5+ Ke6 72. Re5+ Kf6 73. Rh5 Nf7 74. Ke4 Ng5+ 75. Ke3 Nf7 76. Kf4 Kg6 77. Ra5 Kf6 78. Ra6+ Ke7 79. Kf5 Nd6+ 80. Ke5 Nf7+ 81. Kd5 Ng5 82. Rg6 Nf7 83. Ke4 Kd7 84. Kf5 Nd6+ 85. Kf6 Ne4+ 86. Ke5 Nc5 87. Kd5 Nb7 88. Rg7+ Kc8 89. Kc6 Nd8+ 90. Kb6 Ne6 91. Re7 Nd8 92. Rh7 Ne6 93. Re7 Nd8 94. Rc7+ Kb8 95. Rc1 Nb7 96. Rc7 Nd8 97. Rd7 Kc8 98. Rc7+ Kb8 99. Rc2 Nb7 100. Rc1 Nd8 101. Rd1 Kc8 102. Rxd8+ 1/2-1/2

[Event "Groningen-B"]
[Site "Groningen"]
[Date "2009.07.05"]
[Round "3"]
[White "Klinkhammer, Johan"]
[Black "Groenewold, Jan Joris"]
[Result "1/2-1/2"]
[ECO "A43"]
[WhiteElo "2046"]
[BlackElo "2117"]
[PlyCount "17"]
[EventDate "2009.07.03"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. d4 c5 2. d5 f5 3. Nc3 Nf6 4. f3 d6 5. e4 e5 6. dxe6 Bxe6 7. exf5 Bxf5 8. Bd3 Be6 9. Qe2 1/2-1/2

[Event "Groningen-B"]
[Site "Groningen"]
[Date "2009.07.03"]
[Round "1"]
[White "Klinkhammer, Johan"]
[Black "Bijlsma, Nick"]
[Result "0-1"]
[ECO "D01"]
[WhiteElo "2046"]
[BlackElo "1982"]
[PlyCount "96"]
[EventDate "2009.07.03"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 Bf5 3. f3 Nf6 4. Bg5 Nbd7 5. Nxd5 Nxd5 6. e4 h6 7. Bh4 Ne3 8. Qd3 Nxf1 9. exf5 Nxh2 10. Rxh2 c6 11. 0-0-0 Qc7 12. Rh1 0-0-0 13. Nh3 Nb6 14. Kb1 Rg8 15. Qe4 Nc4 16. Qe2 Nd6 17. Nf4 Kb8 18. g4 Nxf5 19. Ne6 fxe6 20. gxf5 exf5 21. Qe6 Rh8 22. Qxf5 g5 23. Bf2 Bg7 24. Qg6 Rhg8 25. Qh7 Qf4 26. Rd3 Qf7 27. Bg3+ Ka8 28. Be5 Rdf8 29. Bxg7 Qxg7 30. Qxg7 Rxg7 31. Rxh6 g4 32. f4 g3 33. Rd1 Rg4 34. Rg1 Rgxf4 35. c3 Rf1+ 36. Rxf1 Rxf1+ 37. Kc2 Kb8 38. Rg6 Rf2+ 39. Kb3 g2 40. Rg7 Kc8 41. a4 Kd7 42. c4 Ke6 43. Kc3 Kf5 44. b4 Kf4 45. Kd3 Rf3+ 46. Ke2 Rg3 47. Rf7+ Ke4 48. Rxe7+ Kxd4 0-1

[Event "Groningen op-B"]
[Site "Groningen"]
[Date "2008.12.21"]
[Round "1"]
[White "Klinkhammer, Johan"]
[Black "Mostertman, Johan"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "2052"]
[BlackElo "1705"]
[PlyCount "105"]
[EventDate "2008.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 127 Extra"]
[Source "ChessBase"]
[SourceDate "2009.01.08"]
[SourceVersion "2"]
[SourceVersionDate "2009.01.28"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 Bf5 3. f3 e6 4. e4 dxe4 5. fxe4 Bg6 6. Nf3 Bb4 7. Bd3 Nc6 8. a3 Ba5 9. b4 Bb6 10. Ne2 Nge7 11. Bb2 0-0 12. 0-0 Bh5 13. c3 Bxf3 14. Rxf3 Ne5 15. Rh3 N7g6 16. Kh1 Nxd3 17. Qxd3 c6 18. Rf1 Bc7 19. e5 b5 20. Qe3 a5 21. Ng3 axb4 22. cxb4 f5 23. Qf3 Ne7 24. Qh5 h6 25. Qd1 Qe8 26. Nh5 Rf7 27. Rg3 Kh8 28. Bc1 Rd8 29. Qb3 Nd5 30. Rh3 Rdd7 31. Qg3 Bd8 32. Rf3 Qf8 33. Qg6 Ne7 34. Qxe6 Rxd4 35. Rd3 Re4 36. Be3 Bc7 37. Kg1 Rxe5 38. Qd7 Rxe3 39. Qxc7 Rxh3 40. Rd8 Rxh5 41. Rxf8+ Rxf8 42. Qxe7 Ra8 43. Qd7 Rg5 44. Qxc6 Rxa3 45. g3 f4 46. Qe8+ Kh7 47. Qe4+ g6 48. Qxf4 Rf5 49. Qc7+ Kg8 50. Qd8+ Kf7 51. Qd7+ Kf6 52. Qd4+ Kf7 53. Qd7+ 1/2-1/2

[Event "Groningen Harmonie op-B"]
[Site "Groningen"]
[Date "2007.12.30"]
[Round "9"]
[White "Mostertman, Johan"]
[Black "Klinkhammer, Johan"]
[Result "1/2-1/2"]
[ECO "B20"]
[BlackElo "2013"]
[PlyCount "31"]
[EventDate "2007.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 121 Extra"]
[Source "ChessBase"]
[SourceDate "2008.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2008.01.10"]
[SourceQuality "1"]

1. e4 c5 2. a3 e6 3. b4 cxb4 4. axb4 Bxb4 5. Bb2 Nf6 6. e5 Nd5 7. Qg4 Bf8 8. Ba3 Qa5 9. Nf3 Nc6 10. Bd3 f5 11. exf6 Nxf6 12. Qg3 Nh5 13. Qg4 Nf6 14. Qg3 Nh5 15. Qg4 Nf6 16. Qg3 1/2-1/2

[Event "Groningen Harmonie op-B"]
[Site "Groningen"]
[Date "2007.12.29"]
[Round "8"]
[White "Groot, Simon"]
[Black "Klinkhammer, Johan"]
[Result "1/2-1/2"]
[ECO "D07"]
[BlackElo "2013"]
[PlyCount "41"]
[EventDate "2007.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 121 Extra"]
[Source "ChessBase"]
[SourceDate "2008.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2008.01.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nc6 3. Nf3 Bg4 4. cxd5 Bxf3 5. exf3 Qxd5 6. Be3 e6 7. Nc3 Qa5 8. Bb5 Nge7 9. Qa4 Qxa4 10. Bxa4 0-0-0 11. Rd1 h6 12. 0-0 g6 13. Bxc6 Nxc6 14. d5 exd5 15. Nxd5 Bg7 16. b3 Rhe8 17. f4 f5 18. Rd3 Ne7 19. Nxe7+ Rxe7 20. Rxd8+ Kxd8 21. Rc1 1/2-1/2

[Event "Groningen Harmonie op-B"]
[Site "Groningen"]
[Date "2007.12.28"]
[Round "7"]
[White "Klinkhammer, Johan"]
[Black "Mostertman, Milan"]
[Result "1-0"]
[ECO "A43"]
[WhiteElo "2013"]
[PlyCount "35"]
[EventDate "2007.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 121 Extra"]
[Source "ChessBase"]
[SourceDate "2008.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2008.01.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 c5 3. d5 e6 4. e4 exd5 5. e5 Qe7 6. Qe2 Ne4 7. Nxd5 Qxe5 8. c4 Nc6 9. Bf4 Qf5 10. f3 Nd4 11. Qxe4+ Qxe4+ 12. fxe4 Nc2+ 13. Kd2 Nxa1 14. Nc7+ Kd8 15. Nxa8 d6 16. Bd3 b6 17. Nf3 Bb7 18. Nxb6 1-0

[Event "Groningen Harmonie op-B"]
[Site "Groningen"]
[Date "2007.12.27"]
[Round "6"]
[White "Dijkstra, Maarten"]
[Black "Klinkhammer, Johan"]
[Result "0-1"]
[ECO "D07"]
[WhiteElo "1861"]
[BlackElo "2013"]
[PlyCount "86"]
[EventDate "2007.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 121 Extra"]
[Source "ChessBase"]
[SourceDate "2008.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2008.01.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nc6 3. cxd5 Qxd5 4. e3 e5 5. Nc3 Bb4 6. Bd2 Bxc3 7. bxc3 Nf6 8. c4 Qd6 9. d5 Ne7 10. f3 0-0 11. e4 Nd7 12. Bd3 Nc5 13. Be3 f5 14. exf5 Nxf5 15. Bf2 e4 16. fxe4 Nxe4 17. Bxe4 Qe5 18. Nf3 Qxe4+ 19. Qe2 Re8 20. Qxe4 Rxe4+ 21. Kd2 Rxc4 22. Rhc1 Rxc1 23. Rxc1 Ne7 24. Rxc7 Nxd5 25. Rc5 Nf6 26. Kd3 b6 27. Rc7 Nd5 28. Rc1 Nf4+ 29. Ke4 Nxg2 30. Rc7 g6 31. Bd4 Bf5+ 32. Ke5 Re8+ 33. Kf6 Rf8+ 34. Kg5 Rf7 35. Rxf7 Kxf7 36. Ne5+ Ke6 37. Kh6 Kd5 38. Bc3 b5 39. Kxh7 b4 40. Bb2 a5 41. Kh6 a4 42. Nxg6 a3 43. Ba1 Bb1 0-1

[Event "Groningen Harmonie op-B"]
[Site "Groningen"]
[Date "2007.12.26"]
[Round "5"]
[White "Klinkhammer, Johan"]
[Black "Scharft, Johan"]
[Result "1/2-1/2"]
[ECO "C12"]
[WhiteElo "2013"]
[PlyCount "60"]
[EventDate "2007.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 121 Extra"]
[Source "ChessBase"]
[SourceDate "2008.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2008.01.10"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 Nf6 3. Bg5 e6 4. e4 Bb4 5. e5 h6 6. Bd2 Bxc3 7. bxc3 Ne4 8. Qg4 Kf8 9. Bc1 c5 10. Bd3 Qa5 11. Ne2 cxd4 12. Bxe4 dxe4 13. Qxe4 Nc6 14. f4 dxc3 15. 0-0 Ne7 16. a4 Nd5 17. Ba3+ Kg8 18. Nd4 Bd7 19. f5 exf5 20. Nxf5 Bxf5 21. Qxf5 Qb6+ 22. Kh1 Qe6 23. Qf3 Rd8 24. Rad1 Rd7 25. Bd6 Nb6 26. Qxc3 Nxa4 27. Qa5 Nb6 28. Qxa7 Nc4 29. Qc5 b6 30. Qd4 Kh7 1/2-1/2

[Event "Groningen Harmonie op-B"]
[Site "Groningen"]
[Date "2007.12.21"]
[Round "1"]
[White "Klinkhammer, Johan"]
[Black "Naasz, Robert"]
[Result "1/2-1/2"]
[ECO "C14"]
[WhiteElo "2013"]
[PlyCount "109"]
[EventDate "2007.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 121 Extra"]
[Source "ChessBase"]
[SourceDate "2008.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2008.01.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bg5 e6 4. e4 Be7 5. e5 Nfd7 6. h4 c5 7. Bxe7 Qxe7 8. Nb5 Nb6 9. Nd6+ Kd8 10. Qh5 g6 11. Qh6 cxd4 12. 0-0-0 Nc6 13. f4 a6 14. Nf3 Kc7 15. Nxd4 Bd7 16. c4 dxc4 17. Rh3 Rad8 18. Kb1 Nc8 19. Bxc4 Nxd4 20. Rxd4 Bc6 21. Rhd3 Bxg2 22. Qg7 Rhf8 23. Qxh7 Kb8 24. Qh6 Rh8 25. Qg5 Qxg5 26. fxg5 Nxd6 27. exd6 Rd7 28. Rf4 Rc8 29. Rd2 Bh3 30. b3 Bf5+ 31. Kb2 Rc6 32. Rfd4 Kc8 33. a4 Kb8 34. Be2 Ka7 35. b4 e5 36. Rd5 Be6 37. Rxe5 Rcxd6 38. Rxd6 Rxd6 39. Kc3 Kb6 40. Bf3 Bf5 41. a5+ Kc7 42. Kc4 Be6+ 43. Kc5 Rd3 44. Bd5 Rxd5+ 45. Rxd5 Bxd5 46. Kxd5 Kd7 47. Kc5 Kc7 48. b5 axb5 49. Kxb5 Kc8 50. Kc4 Kd8 51. Kd4 Kc8 52. Ke4 Kd8 53. Kf4 Kd7 54. Ke5 Ke7 55. Kd5 1/2-1/2

[Event "Groningen Harmonie Mini"]
[Site "Groningen"]
[Date "2004.??.??"]
[Round "4"]
[White "Klinkhammer, Johan"]
[Black "Velema, Sander"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "2005"]
[BlackElo "2113"]
[PlyCount "62"]
[EventDate "2004.12.26"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "NED"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 d6 2. e4 e5 3. Nf3 exd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bg5 Bg7 7. Qd2 0-0 8. 0-0-0 Re8 9. f3 c6 10. Nde2 Qa5 11. Kb1 b5 12. Nc1 b4 13. N3e2 Nbd7 14. Bh6 Bh8 15. h4 d5 16. exd5 Nxd5 17. Nb3 Qb6 18. Nf4 N7f6 19. h5 a5 20. hxg6 fxg6 21. Bc4 Be6 22. Nxe6 Rxe6 23. Qg5 Rae8 24. f4 Ne4 25. Qh4 a4 26. Nc1 Nec3+ 27. bxc3 Nxc3+ 28. Ka1 Nxd1+ 29. Kb1 Nc3+ 30. Ka1 Nd5+ 31. Kb1 Qd4 0-1

[Event "Groningen Harmonie op-A"]
[Site "Groningen"]
[Date "2003.12.27"]
[Round "6"]
[White "Klinkhammer, Johan"]
[Black "Johnson, Marcel"]
[Result "1-0"]
[ECO "B15"]
[PlyCount "61"]
[EventDate "2003.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 097 Extra"]
[Source "ChessBase"]
[SourceDate "2004.01.13"]
[SourceVersion "1"]
[SourceVersionDate "2004.01.13"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 e6 3. e4 c6 4. Nf3 Ne7 5. Bd3 Ng6 6. h4 Be7 7. g3 Nd7 8. Qe2 Nf6 9. h5 Nf8 10. h6 g6 11. e5 N6d7 12. Be3 c5 13. Qd2 c4 14. Bf1 a6 15. Bg5 b5 16. a3 Nb8 17. Qf4 Nc6 18. Nd1 Nd7 19. c3 Na5 20. Ne3 Nb3 21. Rd1 a5 22. Bg2 b4 23. axb4 axb4 24. Bxe7 Qxe7 25. Ng5 Ra2 26. Bxd5 exd5 27. Nxd5 Qf8 28. 0-0 bxc3 29. Rfe1 c2 30. e6 Ra7 31. exf7+ 1-0

[Event "Groningen Harmonie op-A"]
[Site "Groningen"]
[Date "2003.12.22"]
[Round "2"]
[White "Klinkhammer, Johan"]
[Black "Zuiderweg, Edwin"]
[Result "0-1"]
[ECO "D01"]
[PlyCount "101"]
[EventDate "2003.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 097 Extra"]
[Source "ChessBase"]
[SourceDate "2004.01.13"]
[SourceVersion "1"]
[SourceVersionDate "2004.01.13"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 Nf6 3. Bg5 Nbd7 4. Nf3 h6 5. Bh4 e6 6. e4 g5 7. Bg3 Nxe4 8. Nxe4 dxe4 9. Ne5 Bg7 10. Qe2 Nxe5 11. dxe5 Qd5 12. Rd1 Qa5+ 13. c3 Bd7 14. b4 Qa3 15. Qc4 0-0-0 16. Be2 Bc6 17. 0-0 Bd5 18. Qc5 b6 19. Qe3 Bb7 20. f4 f6 21. f5 exf5 22. Rxf5 Rxd1+ 23. Bxd1 fxe5 24. Rf7 Rg8 25. Be1 Qxa2 26. Qh3+ Kb8 27. Qd7 Qc4 28. Rxg7 Rf8 29. Be2 Qc6 30. Qxc6 Bxc6 31. Rg6 Bb7 32. Rxh6 a5 33. Rg6 a4 34. Bc4 a3 35. b5 Rd8 36. Bb3 Rd1 37. Kf2 Bd5 38. c4 Rb1 39. Ba2 Rb2+ 40. Ke3 Rxa2 41. cxd5 Rc2 42. d6 a2 43. d7 a1Q 44. Rxb6+ cxb6 45. d8Q+ Rc8 46. Qd6+ Rc7 47. Bg3 Qg1+ 48. Kxe4 Qxg2+ 49. Kxe5 Kb7 50. Qd5+ Qxd5+ 51. Kxd5 0-1

[Event "Groningen Harmonie op-A"]
[Site "Groningen"]
[Date "2003.12.21"]
[Round "1"]
[White "Geurink, Jasper"]
[Black "Klinkhammer, Johan"]
[Result "1-0"]
[ECO "B25"]
[WhiteElo "2317"]
[PlyCount "53"]
[EventDate "2003.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 097 Extra"]
[Source "ChessBase"]
[SourceDate "2004.01.13"]
[SourceVersion "1"]
[SourceVersionDate "2004.01.13"]
[SourceQuality "1"]

1. e4 c5 2. d3 e6 3. Nc3 Nc6 4. g3 g6 5. Bg2 Bg7 6. f4 d6 7. Nf3 Nge7 8. 0-0 0-0 9. Be3 Nd4 10. e5 Nef5 11. Bf2 Nxf3+ 12. Qxf3 Nd4 13. Qd1 dxe5 14. fxe5 Bxe5 15. Ne4 f5 16. Nxc5 Qc7 17. b4 Rb8 18. c3 Nb5 19. d4 Bg7 20. Qb3 Qd6 21. Rfe1 Nc7 22. Re2 b6 23. Nd3 Ba6 24. Rd1 Rbc8 25. a4 Nd5 26. Rxe6 Rxc3 27. Rxd6 1-0

[Event "Groningen ABM op"]
[Site "Groningen"]
[Date "1999.??.??"]
[Round "?"]
[White "Balje, Jan"]
[Black "Klinkhammer, Johan"]
[Result "1-0"]
[ECO "A28"]
[WhiteElo "2195"]
[PlyCount "81"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. c4 Nc6 2. Nc3 Nf6 3. Nf3 e5 4. d4 exd4 5. Nxd4 Bb4 6. Bg5 h6 7. Bh4 d5 8. Nxc6 bxc6 9. e3 0-0 10. Be2 Bf5 11. 0-0 Re8 12. Rc1 g5 13. Bg3 Bxc3 14. Rxc3 Ne4 15. Rc1 Nxg3 16. hxg3 Qd6 17. Bf3 Be4 18. Qd2 Red8 19. Rfd1 Qf6 20. Qd4 Qxd4 21. Rxd4 Bxf3 22. gxf3 Rd7 23. cxd5 cxd5 24. Rc5 Rad8 25. Kf1 Kg7 26. Ke2 h5 27. Kd3 f6 28. Ra4 Rh8 29. Rxa7 h4 30. gxh4 gxh4 31. Raxc7 Rxc7 32. Rxc7+ Kg6 33. Rc1 h3 34. Rh1 Kg5 35. b4 Kh4 36. Kc3 Rg8 37. a4 Rg2 38. b5 h2 39. b6 Kh3 40. b7 Rg8 41. a5 1-0

