[Event "Groninger Combinatie op"]
[Site "Groningen"]
[Date "2025.06.01"]
[Round "6"]
[White "Elsinga, Brian"]
[Black "Hendriks, Peter"]
[Result "1-0"]
[ECO "A10"]
[WhiteElo "1820"]
[BlackElo "1963"]
[PlyCount "35"]
[EventDate "2025.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CB23_2025"]
[SourceDate "2025.06.04"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.04"]
[SourceQuality "1"]

1. c4 b6 2. Nc3 e6 3. Nf3 Bb7 4. g3 f5 5. Bg2 Nf6 6. 0-0 Be7 7. a3 c5 8. d3 0-0 9. Re1 d6 10. b4 Nbd7 11. Ng5 Bxg2 12. Nxe6 Qe8 13. Kxg2 Qh5 14. Nxf8 Rxf8 15. e4 Qf7 16. exf5 g6 17. Qe2 Ne5 18. f4 1-0

[Event "Groninger Combinatie op"]
[Site "Groningen"]
[Date "2025.06.01"]
[Round "6"]
[White "Elsinga, Brian"]
[Black "Hendriks, Peter"]
[Result "1-0"]
[ECO "A10"]
[WhiteElo "1820"]
[BlackElo "1963"]
[PlyCount "35"]
[EventDate "2025.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CB23_2025"]
[SourceDate "2025.06.04"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.04"]
[SourceQuality "1"]

1. c4 b6 2. Nc3 e6 3. Nf3 Bb7 4. g3 f5 5. Bg2 Nf6 6. 0-0 Be7 7. a3 c5 8. d3 0-0 9. Re1 d6 10. b4 Nbd7 11. Ng5 Bxg2 12. Nxe6 Qe8 13. Kxg2 Qh5 14. Nxf8 Rxf8 15. e4 Qf7 16. exf5 g6 17. Qe2 Ne5 18. f4 1-0

[Event "Groninger Combinatie op"]
[Site "Groningen"]
[Date "2025.05.30"]
[Round "3"]
[White "Hendriks, Peter"]
[Black "Groenewoud, Joel"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1963"]
[BlackElo "2168"]
[PlyCount "68"]
[EventDate "2025.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CB23_2025"]
[SourceDate "2025.06.04"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.04"]
[SourceQuality "1"]

1. f4 Nf6 2. Nf3 g6 3. d3 Bg7 4. e4 d6 5. Be2 0-0 6. 0-0 c5 7. Nc3 Nc6 8. Qe1 Rb8 9. Qh4 b5 10. f5 Nd4 11. Bd1 d5 12. Bh6 Bxh6 13. Qxh6 dxe4 14. dxe4 b4 15. Ne2 Nxf3+ 16. Rxf3 Nxe4 17. Qf4 Bxf5 18. g4 e5 19. Qxe5 Qg5 20. Ng3 Rfe8 21. Qd5 Rbd8 22. Nxe4 Rxe4 23. Qxd8+ Qxd8 24. gxf5 Qd4+ 25. Kg2 Rg4+ 26. Kh3 Qg1 27. Rg3 Rxg3+ 28. hxg3 h5 29. g4 Kg7 30. gxh5 Kf6 31. fxg6 fxg6 32. hxg6 Ke5 33. g7 Kf4 34. g8Q Qh1# 0-1

[Event "Groninger Combinatie op"]
[Site "Groningen"]
[Date "2025.05.30"]
[Round "3"]
[White "Hendriks, Peter"]
[Black "Groenewoud, Joel"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1963"]
[BlackElo "2168"]
[PlyCount "68"]
[EventDate "2025.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CB23_2025"]
[SourceDate "2025.06.04"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.04"]
[SourceQuality "1"]

1. f4 Nf6 2. Nf3 g6 3. d3 Bg7 4. e4 d6 5. Be2 0-0 6. 0-0 c5 7. Nc3 Nc6 8. Qe1 Rb8 9. Qh4 b5 10. f5 Nd4 11. Bd1 d5 12. Bh6 Bxh6 13. Qxh6 dxe4 14. dxe4 b4 15. Ne2 Nxf3+ 16. Rxf3 Nxe4 17. Qf4 Bxf5 18. g4 e5 19. Qxe5 Qg5 20. Ng3 Rfe8 21. Qd5 Rbd8 22. Nxe4 Rxe4 23. Qxd8+ Qxd8 24. gxf5 Qd4+ 25. Kg2 Rg4+ 26. Kh3 Qg1 27. Rg3 Rxg3+ 28. hxg3 h5 29. g4 Kg7 30. gxh5 Kf6 31. fxg6 fxg6 32. hxg6 Ke5 33. g7 Kf4 34. g8Q Qh1# 0-1

[Event "Groninger Combinatie op"]
[Site "Groningen"]
[Date "2025.05.30"]
[Round "2"]
[White "Yakovlev, Saveliy"]
[Black "Hendriks, Peter"]
[Result "1/2-1/2"]
[ECO "A90"]
[WhiteElo "2020"]
[BlackElo "1963"]
[PlyCount "120"]
[EventDate "2025.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CB23_2025"]
[SourceDate "2025.06.04"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.04"]
[SourceQuality "1"]

1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 d5 5. Nf3 Bd6 6. 0-0 0-0 7. b3 b6 8. cxd5 exd5 9. Ba3 Ne4 10. Qc2 Bb7 11. e3 Bxa3 12. Nxa3 Qe7 13. Nb5 c6 14. Nc3 Nd7 15. Rfb1 a5 16. Na4 g5 17. h4 f4 18. exf4 gxf4 19. g4 Ndf6 20. Ne5 Qg7 21. g5 Nh5 22. Bf3 Nhf6 23. Kh2 Ne8 24. Nxb6 Rd8 25. Rg1 N8d6 26. Rg2 Nf5 27. Bxe4 dxe4 28. Qc4+ Kh8 29. Rg4 Nxd4 30. g6 Nf3+ 31. Nxf3 exf3 32. Rag1 h6 33. Na4 Rd2 34. Rxf4 Rxf2+ 35. Kg3 Rg2+ 36. Rxg2 fxg2 37. Rxf8+ Qxf8 38. Kxg2 c5+ 39. Kg1 Qf3 40. Qc3+ Qxc3 41. Nxc3 Kg7 42. Na4 Kxg6 43. Nxc5 Bd5 44. Kf2 Kf5 45. Kg3 Ke5 46. Kg4 Kd4 47. Na4 Bf7 48. Kf5 Be8 49. Kf6 Bxa4 50. bxa4 Kd5 51. Kg6 Ke6 52. Kxh6 Kf6 53. h5 Kf7 54. Kg5 Kg7 55. Kf5 Kh6 56. Ke5 Kxh5 57. Kd5 Kg5 58. Kc5 Kf5 59. Kb5 Ke6 60. Kxa5 Kd7 1/2-1/2

[Event "Groninger Combinatie op"]
[Site "Groningen"]
[Date "2025.05.30"]
[Round "2"]
[White "Yakovlev, Saveliy"]
[Black "Hendriks, Peter"]
[Result "1/2-1/2"]
[ECO "A90"]
[WhiteElo "2020"]
[BlackElo "1963"]
[PlyCount "120"]
[EventDate "2025.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CB23_2025"]
[SourceDate "2025.06.04"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.04"]
[SourceQuality "1"]

1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 d5 5. Nf3 Bd6 6. 0-0 0-0 7. b3 b6 8. cxd5 exd5 9. Ba3 Ne4 10. Qc2 Bb7 11. e3 Bxa3 12. Nxa3 Qe7 13. Nb5 c6 14. Nc3 Nd7 15. Rfb1 a5 16. Na4 g5 17. h4 f4 18. exf4 gxf4 19. g4 Ndf6 20. Ne5 Qg7 21. g5 Nh5 22. Bf3 Nhf6 23. Kh2 Ne8 24. Nxb6 Rd8 25. Rg1 N8d6 26. Rg2 Nf5 27. Bxe4 dxe4 28. Qc4+ Kh8 29. Rg4 Nxd4 30. g6 Nf3+ 31. Nxf3 exf3 32. Rag1 h6 33. Na4 Rd2 34. Rxf4 Rxf2+ 35. Kg3 Rg2+ 36. Rxg2 fxg2 37. Rxf8+ Qxf8 38. Kxg2 c5+ 39. Kg1 Qf3 40. Qc3+ Qxc3 41. Nxc3 Kg7 42. Na4 Kxg6 43. Nxc5 Bd5 44. Kf2 Kf5 45. Kg3 Ke5 46. Kg4 Kd4 47. Na4 Bf7 48. Kf5 Be8 49. Kf6 Bxa4 50. bxa4 Kd5 51. Kg6 Ke6 52. Kxh6 Kf6 53. h5 Kf7 54. Kg5 Kg7 55. Kf5 Kh6 56. Ke5 Kxh5 57. Kd5 Kg5 58. Kc5 Kf5 59. Kb5 Ke6 60. Kxa5 Kd7 1/2-1/2

[Event "Groninger Combinatie op"]
[Site "Groningen"]
[Date "2025.05.29"]
[Round "1"]
[White "Hendriks, Peter"]
[Black "Balje, Jan"]
[Result "1/2-1/2"]
[ECO "A03"]
[WhiteElo "1963"]
[BlackElo "2149"]
[PlyCount "126"]
[EventDate "2025.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CB23_2025"]
[SourceDate "2025.06.04"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.04"]
[SourceQuality "1"]

1. f4 d5 2. e3 g6 3. Nf3 Bg7 4. d4 c5 5. Bd3 Nh6 6. 0-0 Bf5 7. Be2 0-0 8. h3 Qc7 9. g4 Bc8 10. c3 b6 11. b4 Bb7 12. bxc5 bxc5 13. Nbd2 Nd7 14. a4 f6 15. c4 e5 16. cxd5 exd4 17. d6 Qc6 18. Nc4 f5 19. Na5 Qxd6 20. Nxb7 Qb6 21. Ne5 Nxe5 22. fxe5 Qxb7 23. Bf3 Qe7 24. Bxa8 Rxa8 25. Qf3 Rd8 26. exd4 fxg4 27. hxg4 cxd4 28. Rb1 Qe6 29. Bxh6 Bxh6 30. Kh1 d3 31. Qf6 Qd5+ 32. Kh2 Bg7 33. Qf3 Qxf3 34. Rxf3 d2 35. Rd1 Bxe5+ 36. Kg2 g5 37. Rf5 Bf4 38. Kf3 Kg7 39. Ra5 Rd7 40. Rb5 Re7 41. a5 Re6 42. Rb2 Kg6 43. Rbxd2 Bxd2 44. Rxd2 h5 45. gxh5+ Kxh5 46. Rd7 Ra6 47. Rd5 Kh4 48. Kg2 g4 49. Rc5 Rd6 50. Rc7 a6 51. Rh7+ Kg5 52. Rg7+ Kf5 53. Rf7+ Ke5 54. Rg7 Kd5 55. Rg5+ Kc4 56. Rxg4+ Kb5 57. Rg5+ Kb4 58. Kf3 Re6 59. Rh5 Re1 60. Rg5 Ra1 61. Ke3 Rxa5 62. Rxa5 Kxa5 63. Kd3 Kb4 1/2-1/2

[Event "Groninger Combinatie op"]
[Site "Groningen"]
[Date "2025.05.29"]
[Round "1"]
[White "Hendriks, Peter"]
[Black "Balje, Jan"]
[Result "1/2-1/2"]
[ECO "A03"]
[WhiteElo "1963"]
[BlackElo "2149"]
[PlyCount "126"]
[EventDate "2025.05.29"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CB23_2025"]
[SourceDate "2025.06.04"]
[SourceVersion "1"]
[SourceVersionDate "2025.06.04"]
[SourceQuality "1"]

1. f4 d5 2. e3 g6 3. Nf3 Bg7 4. d4 c5 5. Bd3 Nh6 6. 0-0 Bf5 7. Be2 0-0 8. h3 Qc7 9. g4 Bc8 10. c3 b6 11. b4 Bb7 12. bxc5 bxc5 13. Nbd2 Nd7 14. a4 f6 15. c4 e5 16. cxd5 exd4 17. d6 Qc6 18. Nc4 f5 19. Na5 Qxd6 20. Nxb7 Qb6 21. Ne5 Nxe5 22. fxe5 Qxb7 23. Bf3 Qe7 24. Bxa8 Rxa8 25. Qf3 Rd8 26. exd4 fxg4 27. hxg4 cxd4 28. Rb1 Qe6 29. Bxh6 Bxh6 30. Kh1 d3 31. Qf6 Qd5+ 32. Kh2 Bg7 33. Qf3 Qxf3 34. Rxf3 d2 35. Rd1 Bxe5+ 36. Kg2 g5 37. Rf5 Bf4 38. Kf3 Kg7 39. Ra5 Rd7 40. Rb5 Re7 41. a5 Re6 42. Rb2 Kg6 43. Rbxd2 Bxd2 44. Rxd2 h5 45. gxh5+ Kxh5 46. Rd7 Ra6 47. Rd5 Kh4 48. Kg2 g4 49. Rc5 Rd6 50. Rc7 a6 51. Rh7+ Kg5 52. Rg7+ Kf5 53. Rf7+ Ke5 54. Rg7 Kd5 55. Rg5+ Kc4 56. Rxg4+ Kb5 57. Rg5+ Kb4 58. Kf3 Re6 59. Rh5 Re1 60. Rg5 Ra1 61. Ke3 Rxa5 62. Rxa5 Kxa5 63. Kd3 Kb4 1/2-1/2

[Event "NED-chT 2324"]
[Site "Netherlands"]
[Date "2024.02.03"]
[Round "6.10"]
[White "Van de Griendt, Jan Willem"]
[Black "Hendriks, Peter"]
[Result "1-0"]
[ECO "A92"]
[WhiteElo "2372"]
[BlackElo "1997"]
[PlyCount "75"]
[EventDate "2023.09.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]
[WhiteTeam "Paul Keres"]
[BlackTeam "Groningen Combinatie"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nf3 d5 6. 0-0 Ne4 7. Ne5 Nd7 8. Nc3 c6 9. Bf4 g5 10. Be3 Bf6 11. Nxd7 Bxd7 12. Qb3 Nd6 13. cxd5 exd5 14. Rad1 Be6 15. Na4 b6 16. Qc2 Rc8 17. b3 0-0 18. Bc1 Qd7 19. e3 Ne4 20. Ba3 Rf7 21. Nb2 f4 22. Nd3 Bh3 23. f3 Bxg2 24. Kxg2 Nd6 25. Bxd6 Qxd6 26. exf4 Bxd4 27. fxg5 c5 28. Nf4 Re8 29. Rfe1 Rxe1 30. Rxe1 Re7 31. Rxe7 Qxe7 32. Qf5 Qe5 33. Qxe5 Bxe5 34. Nxd5 Kf7 35. f4 Bd4 36. Kf3 Ke6 37. Ke4 Bg1 38. h3 1-0

[Event "NED-chT 2122"]
[Site "Netherlands"]
[Date "2021.11.06"]
[Round "3.10"]
[White "Hendriks, Peter"]
[Black "Jens, Jelmer"]
[Result "0-1"]
[ECO "A02"]
[WhiteElo "2012"]
[BlackElo "2415"]
[PlyCount "42"]
[EventDate "2021.09.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Groningen Combinatie"]
[BlackTeam "Leiden LSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. f4 c5 2. Nf3 g6 3. d3 Bg7 4. e3 Nc6 5. Be2 Nf6 6. 0-0 b5 7. Qe1 d6 8. Qh4 Rb8 9. e4 b4 10. Nbd2 a5 11. f5 gxf5 12. Qg5 Rg8 13. exf5 Bf8 14. Qe3 Ng4 15. Qf4 Bh6 16. Qc4 d5 17. Qb3 Qd6 18. Bd1 Nd4 19. Qa4+ Bd7 20. Qxa5 Be3+ 21. Kh1 Nxf5 0-1

[Event "Groningen Compact-A"]
[Site "Groningen"]
[Date "2015.12.30"]
[Round "5"]
[White "Fleur, Tinus"]
[Black "Hendriks, Peter"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1886"]
[BlackElo "1961"]
[PlyCount "45"]
[EventDate "2015.12.26"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "NED"]
[SourceTitle "CBM 170 Extra"]
[Source "ChessBase"]
[SourceDate "2016.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.02.25"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 dxe4 3. Nxe4 Nc6 4. Nf3 Bf5 5. Ng3 Bg6 6. Bb5 Qd5 7. Bxc6+ Qxc6 8. d3 Nf6 9. 0-0 e6 10. Ne5 Qb6 11. h4 Bd6 12. Nc4 Qc5 13. Nxd6+ cxd6 14. Be3 Qd5 15. c4 Qxd3 16. Qa4+ Ke7 17. Rad1 Qc2 18. Qb4 Ne4 19. Nxe4 Bxe4 20. Qxd6+ Kf6 21. Bd4+ Kg6 22. Qg3+ Kh6 23. Qg5# 1-0

[Event "Groningen Compact-A"]
[Site "Groningen"]
[Date "2015.12.29"]
[Round "4"]
[White "Hendriks, Peter"]
[Black "Klapwijk, Bram"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "1961"]
[BlackElo "2197"]
[PlyCount "122"]
[EventDate "2015.12.26"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "NED"]
[SourceTitle "CBM 170 Extra"]
[Source "ChessBase"]
[SourceDate "2016.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.02.25"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 g6 3. e3 Bg7 4. Be2 Nf6 5. 0-0 0-0 6. d3 c5 7. Ne5 Nfd7 8. d4 cxd4 9. exd4 Qb6 10. Kh1 Nc6 11. c3 Nf6 12. Nd2 h5 13. Bd3 Bg4 14. Qe1 e6 15. Qh4 Qd8 16. Ndf3 Bf5 17. Be2 Ne7 18. h3 Be4 19. g4 hxg4 20. hxg4 Nh7 21. Kg1 Nc8 22. Qh3 Nd6 23. Rf2 Bxf3 24. Bxf3 Re8 25. Rh2 Nf6 26. f5 exf5 27. Bh6 fxg4 28. Bxg4 Nxg4 29. Bxg7 Kxg7 30. Qh7+ Kf8 31. Nxg6+ fxg6 32. Rf1+ Qf6 33. Rxf6+ Nxf6 34. Qc7 Nf7 35. Rf2 Re1+ 36. Kg2 Re6 37. Qxb7 Rae8 38. Qxa7 R8e7 39. Qa8+ Kg7 40. b3 Ng4 41. Rb2 Ne3+ 42. Kg3 Rf6 43. Rf2 Nf5+ 44. Kh2 N7h6 45. Kg1 Rf8 46. Qc6 Ng4 47. Rf1 Nge3 48. Rf2 Re4 49. Qc7+ Rf7 50. Qb8 Rg4+ 51. Kh2 Kh6 52. Rf4 Rg2+ 53. Kh3 Rg3+ 54. Kh2 Kg5 55. Rxf5+ Nxf5 56. Qd8+ Kg4 57. Qh8 Re7 58. Qg8 Kf4 59. c4 Re2+ 60. Kh1 Rd3 61. cxd5 Rd1# 0-1

[Event "Groningen Compact-A"]
[Site "Groningen"]
[Date "2015.12.28"]
[Round "3"]
[White "Bakels, Anton"]
[Black "Hendriks, Peter"]
[Result "1/2-1/2"]
[ECO "A96"]
[WhiteElo "2064"]
[BlackElo "1961"]
[PlyCount "77"]
[EventDate "2015.12.26"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "NED"]
[SourceTitle "CBM 170 Extra"]
[Source "ChessBase"]
[SourceDate "2016.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.02.25"]
[SourceQuality "1"]

1. c4 f5 2. g3 Nf6 3. Bg2 e6 4. Nf3 Be7 5. Nc3 0-0 6. 0-0 d6 7. d4 Ne4 8. Qb3 Bf6 9. Be3 Nxc3 10. bxc3 Nc6 11. Rad1 Qe7 12. Bc1 Re8 13. Rfe1 e5 14. c5+ Kh8 15. e4 Rb8 16. Ba3 fxe4 17. Nd2 exd4 18. cxd6 cxd6 19. Rxe4 Be6 20. Qb5 Qf7 21. cxd4 Nxd4 22. Qa4 b5 23. Qb4 Nc2 24. Qxd6 Rbd8 25. Qa6 Bd5 26. Rxe8+ Rxe8 27. Nb1 Bxg2 28. Kxg2 Nd4 29. Nc3 Qc4 30. Rc1 Qd3 31. Qb7 Nc2 32. Qxb5 Ne1+ 33. Rxe1 Qxb5 34. Nxb5 Rxe1 35. Nxa7 Ra1 36. Bc5 Rxa2 37. Be3 Rc2 38. Nb5 Be5 39. Nd4 1/2-1/2

[Event "NED-chT 1112"]
[Site "Netherlands"]
[Date "2011.12.17"]
[Round "4.10"]
[White "Zagema, Wieb"]
[Black "Hendriks, Peter"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2312"]
[BlackElo "2065"]
[PlyCount "97"]
[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 "Groningen"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. e4 d5 2. e5 Bf5 3. c4 Nc6 4. Nf3 e6 5. cxd5 Qxd5 6. Nc3 Qd7 7. Bb5 Bd3 8. Qa4 Nge7 9. b4 Bxb5 10. Qxb5 Nf5 11. a3 Rb8 12. 0-0 Be7 13. Bb2 0-0 14. d4 Rfd8 15. Ne2 Bf8 16. Rac1 Nfe7 17. Qd3 Ng6 18. Qc2 Rbc8 19. h4 h6 20. Rfe1 Nge7 21. Nf4 Nd5 22. Nh5 Nce7 23. Re4 g6 24. Rg4 Bg7 25. Nxg7 Kxg7 26. h5 Nf5 27. Qe4 Kh7 28. hxg6+ fxg6 29. g3 Qf7 30. Kg2 Nfe7 31. Rh1 Qf5 32. Bc1 Qxe4 33. Rxh6+ Kg7 34. Rxe4 Nf5 35. Rh1 a5 36. Ng5 Re8 37. g4 Nh6 38. Nxe6+ Rxe6 39. Bxh6+ Kf7 40. Bd2 axb4 41. axb4 Rb6 42. Rh7+ Kg8 43. Rd7 Nxb4 44. e6 Kf8 45. d5 Nd3 46. Bh6+ Kg8 47. Rg7+ Kh8 48. e7 Re8 49. Rf7 1-0

[Event "Hoogeveen Unive op"]
[Site "Hoogeveen"]
[Date "2010.10.30"]
[Round "9"]
[White "Van Foreest, Jorden"]
[Black "Hendriks, Peter"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "1954"]
[BlackElo "2082"]
[PlyCount "53"]
[EventDate "2010.10.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 c6 5. Bd3 b5 6. Qd2 Nd7 7. Nf3 Nb6 8. 0-0 Nf6 9. Bh6 0-0 10. Bxg7 Kxg7 11. Rfd1 Qc7 12. e5 Nfd5 13. Nxd5 Nxd5 14. a4 b4 15. c4 bxc3 16. bxc3 Bg4 17. exd6 Qxd6 18. Be2 Nf4 19. h3 Nxe2+ 20. Qxe2 Qe6 21. Qd3 Bf5 22. Qa6 Rfb8 23. Re1 Qd6 24. Qe2 Rb7 25. Ng5 Qd5 26. Ne4 Qxe4 27. Qa6 1-0

[Event "Hoogeveen Unive op"]
[Site "Hoogeveen"]
[Date "2010.10.29"]
[Round "8"]
[White "Hendriks, Peter"]
[Black "Mellema, Andries"]
[Result "0-1"]
[ECO "A59"]
[WhiteElo "2082"]
[BlackElo "2153"]
[PlyCount "90"]
[EventDate "2010.10.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. Nc3 Bxa6 7. Nf3 d6 8. e4 Bxf1 9. Kxf1 Nbd7 10. h3 Bg7 11. Kg1 0-0 12. Kh2 Qa5 13. Re1 Rfb8 14. Re2 Ne8 15. Rc2 Nc7 16. Be3 Na6 17. Qe2 Nb4 18. Rd2 Nb6 19. a3 Qa6 20. axb4 Qxa1 21. bxc5 dxc5 22. Bxc5 Rb7 23. e5 Qa6 24. e6 Qxe2 25. exf7+ Kxf7 26. Ng5+ Kg8 27. Nxe2 Nc4 28. Rc2 Nxb2 29. Ne6 Bf6 30. g4 Nd3 31. Bd4 Rd7 32. Rc3 Bxd4 33. N2xd4 Nxf2 34. Re3 Nd1 35. Re5 Nc3 36. Nf4 Ra2+ 37. Kg3 Rd2 38. Nc6 Kf7 39. Nb4 Rd4 40. Nc6 Rd2 41. Nb4 h6 42. Re3 g5 43. Nfd3 Nxd5 44. Rf3+ Kg7 45. Nc6 Nc3 0-1

[Event "Hoogeveen Unive op"]
[Site "Hoogeveen"]
[Date "2010.10.28"]
[Round "7"]
[White "Hendriks, Willy"]
[Black "Hendriks, Peter"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2424"]
[BlackElo "2082"]
[PlyCount "60"]
[EventDate "2010.10.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Bg5 Nd7 5. Nf3 a6 6. a4 c5 7. d5 Qa5 8. Bd2 Ngf6 9. Be2 0-0 10. 0-0 Ng4 11. h3 Nge5 12. Nh2 f5 13. f4 Nf7 14. Nf3 c4 15. exf5 Qc5+ 16. Kh2 gxf5 17. Be1 Nf6 18. Bf2 Qc7 19. Bd4 e5 20. dxe6 Bxe6 21. Bxf6 Bxf6 22. Nd4 Nd8 23. Bf3 Kh8 24. Re1 Bg8 25. Nce2 Qc5 26. c3 Nc6 27. Qd2 Rad8 28. Rad1 Rfe8 29. Bxc6 bxc6 30. Ng3 Bxd4 1-0

[Event "Hoogeveen Unive op"]
[Site "Hoogeveen"]
[Date "2010.10.27"]
[Round "6"]
[White "Hendriks, Peter"]
[Black "Matsenko, Sergei"]
[Result "0-1"]
[ECO "D61"]
[WhiteElo "2082"]
[BlackElo "2461"]
[PlyCount "54"]
[EventDate "2010.10.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 Nf6 5. Bg5 h6 6. Bh4 Be7 7. Qc2 0-0 8. e3 Nbd7 9. Bd3 dxc4 10. Bxc4 b5 11. Bb3 a5 12. a4 Ba6 13. Ne5 Nxe5 14. dxe5 Nd7 15. Bxe7 Qxe7 16. axb5 cxb5 17. Rxa5 b4 18. Ne2 Rac8 19. Qd1 Nc5 20. Bc2 b3 21. Bb1 Rfd8 22. Nd4 Nd3+ 23. Bxd3 Qb4+ 24. Qd2 Rc1+ 25. Ke2 Bxd3+ 26. Kxd3 Qc4+ 27. Ke4 Rxh1 0-1

[Event "Hoogeveen Unive op"]
[Site "Hoogeveen"]
[Date "2010.10.26"]
[Round "5"]
[White "L'Ami, Alina"]
[Black "Hendriks, Peter"]
[Result "0-1"]
[ECO "D31"]
[WhiteElo "2339"]
[BlackElo "2082"]
[PlyCount "44"]
[EventDate "2010.10.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. e4 Bb4 5. cxd5 exd5 6. e5 Ne7 7. Nf3 0-0 8. a3 Bxc3+ 9. bxc3 c5 10. Be2 b6 11. Bg5 Ba6 12. dxc5 Bxe2 13. Kxe2 Nbc6 14. Bxe7 Nxe7 15. cxb6 axb6 16. Re1 Qc7 17. Qd4 Ra5 18. Kf1 Rd8 19. Reb1 Rc5 20. Qb4 Rxc3 21. Qxb6 Rc1+ 22. Ke2 Qxb6 0-1

[Event "Hoogeveen Unive op"]
[Site "Hoogeveen"]
[Date "2010.10.25"]
[Round "4"]
[White "Hendriks, Peter"]
[Black "Lommers, Frank"]
[Result "1-0"]
[ECO "A49"]
[WhiteElo "2082"]
[BlackElo "2191"]
[PlyCount "99"]
[EventDate "2010.10.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 c5 4. c3 b6 5. Bg2 Bb7 6. 0-0 Bg7 7. Qb3 Qc8 8. Ne5 0-0 9. Bxb7 Qxb7 10. dxc5 Nc6 11. Nd3 Qa6 12. cxb6 Rab8 13. Be3 axb6 14. Na3 b5 15. Nc2 Ra8 16. Nc5 Qc8 17. a4 Ng4 18. axb5 Rb8 19. Qa4 Nce5 20. Bd4 h5 21. f4 Nxh2 22. Kxh2 Ng4+ 23. Kg1 e5 24. fxe5 Nxe5 25. Ne4 d5 26. Nf2 Qf5 27. Ne3 Qg5 28. Kg2 h4 29. g4 h3+ 30. Nxh3 Qh4 31. Bxe5 Bxe5 32. Rf3 Rfd8 33. Qa7 f5 34. gxf5 d4 35. fxg6 dxe3 36. Qf7+ Kh8 37. Qh7+ Qxh7 38. gxh7 Kxh7 39. Ng5+ Kg6 40. Nf7 Rd5 41. c4 Rc5 42. Ra6+ Kh7 43. b4 Rg8+ 44. Kh3 Rxc4 45. Nxe5 Rc1 46. Rf7+ Rg7 47. Rxg7+ Kxg7 48. b6 Kf8 49. b7 Ke7 50. Nc6+ 1-0

[Event "Hoogeveen Unive op"]
[Site "Hoogeveen"]
[Date "2010.10.24"]
[Round "3"]
[White "Bonafede, Alessandro"]
[Black "Hendriks, Peter"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2280"]
[BlackElo "2082"]
[PlyCount "33"]
[EventDate "2010.10.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Bg5 Nd7 5. Qd2 c5 6. Nf3 a6 7. 0-0-0 b5 8. h4 h6 9. Bf4 Bb7 10. dxc5 Nxc5 11. e5 b4 12. Nd5 Qa5 13. Bc4 Rc8 14. exd6 e6 15. Nc7+ Kd8 16. Ne5 Rxc7 17. dxc7+ 1-0

[Event "Hoogeveen Unive op"]
[Site "Hoogeveen"]
[Date "2010.10.23"]
[Round "2"]
[White "Hendriks, Peter"]
[Black "Dolgova, Olga"]
[Result "1-0"]
[ECO "D45"]
[WhiteElo "2082"]
[BlackElo "2262"]
[PlyCount "133"]
[EventDate "2010.10.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Qc2 Bd6 7. g4 Nxg4 8. Rg1 h5 9. e4 dxe4 10. Nxe4 Bb4+ 11. Bd2 Bxd2+ 12. Qxd2 Ndf6 13. Nc5 b6 14. Nd3 c5 15. dxc5 Bb7 16. Qf4 Qb8 17. Nfe5 bxc5 18. h3 Nxe5 19. Nxe5 Bf3 20. Bd3 Rg8 21. Kf1 Ke7 22. Qe3 Bb7 23. Qxc5+ Qd6 24. Qxd6+ Kxd6 25. Nxf7+ Ke7 26. Ne5 Rad8 27. Ke2 Rd4 28. b4 Kd6 29. Nf7+ Ke7 30. Ne5 Kd6 31. Rg5 Rh4 32. c5+ Kc7 33. Rag1 Ne8 34. Bb5 Rxb4 35. Bxe8 Rxe8 36. Rxg7+ Kc8 37. c6 Ba6+ 38. Ke3 Ra4 39. Rh7 Ra3+ 40. Kd4 Ra4+ 41. Kc3 Re4 42. Rxa7 Kb8 43. Rxa6 Rxe5 44. Rg7 Rb5 45. a4 Rb1 46. a5 Rc8 47. Kd4 Rd8+ 48. Ke5 Re1+ 49. Kf6 Rf8+ 50. Ke7 Rc8 51. Rb6+ Ka8 52. Kd6 Rd1+ 53. Kxe6 Re8+ 54. Kf6 Rf8+ 55. Rf7 Rxf7+ 56. Kxf7 Ka7 57. f4 Rd5 58. Kg6 Rxa5 59. Rb7+ Ka8 60. f5 h4 61. f6 Rg5+ 62. Kf7 Rg3 63. Rb4 Ka7 64. Ke6 Re3+ 65. Kf5 Re8 66. f7 Rc8 67. c7 1-0

[Event "Hoogeveen Unive op"]
[Site "Hoogeveen"]
[Date "2010.10.22"]
[Round "1"]
[White "Slingerland, Fred"]
[Black "Hendriks, Peter"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2411"]
[BlackElo "2082"]
[PlyCount "31"]
[EventDate "2010.10.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nf3 Nf6 4. d4 Bf5 5. Be2 c6 6. 0-0 e6 7. c4 Qa5 8. Nc3 Bb4 9. Nh4 Bg6 10. Bd2 Qd8 11. Qb3 Bxc3 12. Bxc3 Qc7 13. d5 cxd5 14. Bxf6 gxf6 15. cxd5 e5 16. Rac1 1-0

[Event "Groningen Harmonie op-C"]
[Site "Groningen"]
[Date "2007.12.23"]
[Round "3"]
[White "Tilstra, Arjen"]
[Black "Hendriks, Peter"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2092"]
[BlackElo "2064"]
[PlyCount "61"]
[EventDate "2007.12.21"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "NED"]
[SourceTitle "CBM 121 Extra"]
[Source "ChessBase"]
[SourceDate "2008.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2008.01.10"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 dxe4 3. Nxe4 Nc6 4. Nf3 Bf5 5. Ng3 Bg6 6. Bb5 Qd5 7. c4 Qd6 8. d4 a6 9. Qa4 0-0-0 10. Bxc6 Qxc6 11. Qxc6 bxc6 12. Be3 f6 13. 0-0 h5 14. Rfd1 h4 15. Ne2 h3 16. Nf4 Bf5 17. d5 g5 18. Ne6 Bxe6 19. dxe6 Rd6 20. c5 Rd5 21. Rxd5 cxd5 22. Rd1 c6 23. Nd4 Kc7 24. Bd2 Rh4 25. Ba5+ Kc8 26. Nxc6 Rc4 27. b4 f5 28. gxh3 Nf6 29. Ne5 Rc2 30. Ng6 Nh7 31. Rxd5 1-0

[Event "Hoogeveen Essent op"]
[Site "Hoogeveen"]
[Date "2006.10.28"]
[Round "9"]
[White "Hendriks, Peter"]
[Black "Otte, Marijn Willem"]
[Result "1/2-1/2"]
[ECO "A54"]
[WhiteElo "2092"]
[BlackElo "2162"]
[PlyCount "44"]
[EventDate "2006.10.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nc3 e5 4. Nf3 Nbd7 5. g3 c6 6. Bg2 Qc7 7. 0-0 Be7 8. h3 0-0 9. Be3 Rd8 10. Qc2 b6 11. Rfd1 Bb7 12. Rac1 Rac8 13. a3 Qb8 14. b4 d5 15. dxe5 Nxe5 16. Nxe5 Qxe5 17. cxd5 cxd5 18. Bd4 Qe6 19. Qb2 Ba6 20. e3 Bc4 21. Ne2 Bxe2 22. Qxe2 Ne4 1/2-1/2

[Event "Hoogeveen Essent op"]
[Site "Hoogeveen"]
[Date "2006.10.27"]
[Round "8"]
[White "Drost, Peter"]
[Black "Hendriks, Peter"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2137"]
[BlackElo "2092"]
[PlyCount "60"]
[EventDate "2006.10.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 d5 2. Nc3 dxe4 3. Nxe4 Nc6 4. Bc4 Bf5 5. Ng3 Bg6 6. Nf3 h5 7. h4 Nf6 8. Bb5 Qd5 9. c4 Qd6 10. Qa4 Bd3 11. Bxc6+ bxc6 12. Nd4 Rd8 13. Qxc6+ Qxc6 14. Nxc6 Rd6 15. Nb4 Bxc4 16. d3 Bxd3 17. Nxd3 Rxd3 18. Be3 a6 19. Rc1 Kd7 20. Ke2 Rd5 21. Rc4 e6 22. Rhc1 Bd6 23. Kf3 Ng4 24. Ra4 a5 25. Ne4 Rf5+ 26. Ke2 Nxe3 27. Nxd6 cxd6 28. Kxe3 Rb8 29. b3 Rbb5 30. g3 Rbe5+ 0-1

[Event "Hoogeveen Essent op"]
[Site "Hoogeveen"]
[Date "2006.10.26"]
[Round "7"]
[White "Friesen, Boris"]
[Black "Hendriks, Peter"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "2154"]
[BlackElo "2092"]
[PlyCount "57"]
[EventDate "2006.10.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Bc4 Bg4 6. Nf3 Nc6 7. h3 Qh5 8. Be2 e6 9. Rg1 Bxf3 10. Bxf3 Qf5 11. g4 Qg6 12. Be3 Nb4 13. Rc1 Nbd5 14. Nxd5 Nxd5 15. Bd2 c6 16. Qe2 Bd6 17. c4 Nf4 18. Bxf4 Bxf4 19. Rd1 0-0 20. Kf1 Rfe8 21. Be4 Qf6 22. Qf3 Bg5 23. Kg2 Rad8 24. d5 cxd5 25. Qxf6 Bxf6 26. cxd5 exd5 27. Bxd5 Bxb2 28. Bxb7 g6 29. Bd5 1/2-1/2

[Event "Hoogeveen Essent op"]
[Site "Hoogeveen"]
[Date "2006.10.25"]
[Round "6"]
[White "Hendriks, Peter"]
[Black "Goudriaan, Etienne"]
[Result "0-1"]
[ECO "E27"]
[WhiteElo "2092"]
[BlackElo "2065"]
[PlyCount "106"]
[EventDate "2006.10.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 0-0 7. e3 Nc6 8. cxd5 exd5 9. Bd3 Ne7 10. e4 dxe4 11. fxe4 c5 12. Nf3 Bg4 13. Bb2 Nc6 14. 0-0 cxd4 15. Qc2 Bxf3 16. gxf3 Qb6 17. Kh1 Ne5 18. Rab1 Rac8 19. Qd2 Qa5 20. Qg5 dxc3 21. Bc1 Rc5 22. Rg1 Ng6 23. Qg2 Qc7 24. f4 Rd8 25. Bc2 Ne8 26. e5 b5 27. Be4 Rc4 28. Rxb5 Nh4 29. Qe2 Rdd4 30. Ba8 c2 31. e6 f5 32. e7 Re4 33. Qh5 Qxe7 34. Rb8 g6 35. Rxe8+ Qxe8 36. Bd5+ Kg7 37. Qxh4 Red4 38. Bb2 c1Q 39. Bxd4+ Rxd4 40. Rxc1 Rxd5 41. Rc7+ Rd7 42. Rxd7+ Qxd7 43. Qf2 Qc6+ 44. Kg1 Qb6 45. Kg2 Qxf2+ 46. Kxf2 h6 47. h4 Kf6 48. a4 Ke6 49. Ke3 Kd5 50. Kd3 a5 51. Ke3 Kc4 52. Ke2 Kd4 53. Kf3 Kd3 0-1

[Event "Hoogeveen Essent op"]
[Site "Hoogeveen"]
[Date "2006.10.24"]
[Round "5"]
[White "Hulshof, Peter"]
[Black "Hendriks, Peter"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2158"]
[BlackElo "2092"]
[PlyCount "81"]
[EventDate "2006.10.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 Nc6 3. d4 Bg4 4. c3 e6 5. Nd2 Nf6 6. Qb3 Rb8 7. Ngf3 Bd6 8. h3 Bh5 9. 0-0 0-0 10. Re1 e5 11. dxe5 Nxe5 12. Nxe5 Bxe5 13. Nf3 Bd6 14. Bg5 c6 15. Qa4 Bc5 16. Qh4 Bg6 17. Bxf6 Qxf6 18. Qxf6 gxf6 19. Nd4 Rfe8 20. e3 Rbc8 21. h4 a6 22. Bf3 Ba7 23. Rad1 Re5 24. Ne2 Bf5 25. Nf4 Kf8 26. Rd2 Ke7 27. Kg2 Rc7 28. Red1 Rc8 29. Ne2 Bb6 30. Nd4 Bd7 31. Nb3 Kf8 32. c4 dxc4 33. Rxd7 cxb3 34. Rxb7 Rb5 35. a4 Rb4 36. Rdd7 Bc5 37. Rxf7+ Ke8 38. Rxh7 Rxb7 39. Rxb7 Rd8 40. Bxc6+ Kf8 41. Rxb3 1-0

[Event "Hoogeveen Essent op"]
[Site "Hoogeveen"]
[Date "2006.10.23"]
[Round "4"]
[White "Hendriks, Peter"]
[Black "Archangelsky, Mikhail"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "2092"]
[BlackElo "2270"]
[PlyCount "74"]
[EventDate "2006.10.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 c5 4. d5 Bxc3+ 5. bxc3 f5 6. Nf3 d6 7. h3 Nf6 8. g4 Qa5 9. Qd3 Na6 10. Bh6 fxg4 11. hxg4 Bxg4 12. Bg7 Bf5 13. Qe3 Ng4 14. Qd2 Rg8 15. Rxh7 g5 16. Qxg5 Bxh7 17. Qh5+ Kd7 18. Qxg4+ Kc7 19. Bh3 Rad8 20. Qg5 Kb8 21. Qxe7 Rge8 22. Qh4 Qa3 23. Be6 Qb2 24. Rd1 Bc2 25. Bf6 Bxd1 26. Kxd1 Qb1+ 27. Kd2 Qxa2+ 28. Kd3 Rc8 29. Nd2 Qa3 30. Qf4 Nb4+ 31. Ke4 Na2 32. Qxd6+ Ka8 33. Kf5 Qb2 34. Qf4 Qc2+ 35. Kg5 Rg8+ 36. Bxg8 Rxg8+ 37. Kh6 Qg6# 0-1

[Event "Hoogeveen Essent op"]
[Site "Hoogeveen"]
[Date "2006.10.22"]
[Round "3"]
[White "Malinarski, Yehuda"]
[Black "Hendriks, Peter"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "2126"]
[BlackElo "2092"]
[PlyCount "75"]
[EventDate "2006.10.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 c6 6. Bd2 Bf5 7. Bc4 e6 8. d5 Qc5 9. dxc6 Nxc6 10. Qe2 Be7 11. h3 h6 12. a3 a6 13. 0-0 b5 14. Nxb5 axb5 15. Bxb5 0-0 16. Be3 Qd6 17. b4 Ne4 18. Qc4 Ne5 19. Nxe5 Qxe5 20. Bc6 Rfc8 21. b5 Rxa3 22. Rxa3 Bxa3 23. Bd4 Qd6 24. Qa4 Bc5 25. Bxe4 Qxd4 26. Qa6 Rb8 27. Bxf5 exf5 28. Qc6 g6 29. Kh1 Qb4 30. Rd1 Qxb5 31. Qf3 Rc8 32. Qd5 Qc6 33. f3 Qxd5 34. Rxd5 Bf2 35. g4 fxg4 36. c4 g3 37. Kg2 Kg7 38. f4 0-1

[Event "Hoogeveen Essent op"]
[Site "Hoogeveen"]
[Date "2006.10.21"]
[Round "2"]
[White "Hendriks, Peter"]
[Black "Cako, Laszlo"]
[Result "0-1"]
[ECO "E12"]
[WhiteElo "2092"]
[BlackElo "2174"]
[PlyCount "90"]
[EventDate "2006.10.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5 6. cxd5 Nxd5 7. Qc2 Nd7 8. Bg5 f6 9. Bd2 c5 10. dxc5 Bxc5 11. b4 Be7 12. e4 Nxc3 13. Bxc3 Rc8 14. Bd3 0-0 15. 0-0 Qc7 16. Rac1 Rfd8 17. Qb3 Kh8 18. Bb2 Qd6 19. Rxc8 Bxc8 20. Rd1 Nf8 21. e5 Qd5 22. Qc2 Bb7 23. Be2 Qc6 24. Qxc6 Rxd1+ 25. Bxd1 Bxc6 26. exf6 gxf6 27. Nd4 Bd7 28. Bf3 Kg7 29. Nc6 Bxc6 30. Bxc6 Ng6 31. Kf1 Bd6 32. g3 Be5 33. Bc1 Bd4 34. Ke2 Ne5 35. Bb5 Nf7 36. Bd7 Nd8 37. Bf4 e5 38. Be3 Bb2 39. a4 Bc3 40. b5 Nb7 41. Kd3 Bb4 42. Kc4 Bc5 43. Bf5 Bxe3 44. fxe3 Nd6+ 45. Kd5 Nxf5 0-1

[Event "Hoogeveen Essent op"]
[Site "Hoogeveen"]
[Date "2006.10.20"]
[Round "1"]
[White "Van der Elburg, Freddie"]
[Black "Hendriks, Peter"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "2359"]
[BlackElo "2092"]
[PlyCount "63"]
[EventDate "2006.10.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. c4 e6 2. g3 d5 3. Nf3 Nf6 4. Bg2 c5 5. 0-0 Nc6 6. cxd5 exd5 7. d4 Bg4 8. Ne5 h5 9. Nxc6 bxc6 10. dxc5 Qd7 11. Qd4 Bh3 12. Bg5 Bxg2 13. Kxg2 Ne4 14. Qe5+ Qe6 15. Qxe6+ fxe6 16. Bf4 Bxc5 17. Be5 0-0 18. f3 Rf5 19. Bf4 Nf6 20. Nc3 d4 21. Na4 Nd5 22. Rfc1 Nxf4+ 23. gxf4 Bd6 24. Rxc6 Bxf4 25. Nc5 Rg5+ 26. Kh3 Be3 27. Nxe6 Rg6 28. Nxd4 Rxc6 29. Nxc6 Kf8 30. b4 Re8 31. Rd1 Re6 32. b5 1-0

[Event "Hoogeveen Essent op"]
[Site "Hoogeveen"]
[Date "2005.10.29"]
[Round "9"]
[White "Vogel, Jaap"]
[Black "Hendriks, Peter"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2261"]
[BlackElo "2121"]
[PlyCount "51"]
[EventDate "2005.10.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nc6 3. d4 Bg4 4. Bg2 e6 5. h3 Bh5 6. 0-0 f5 7. c4 Nf6 8. Nc3 Be7 9. Ng5 Bf7 10. Nxf7 Kxf7 11. Bg5 Ne4 12. Bxe7 Nxe7 13. Nxe4 dxe4 14. f3 exf3 15. Rxf3 Qd6 16. e4 g6 17. e5 Qb4 18. Rb3 Qxc4 19. Rc1 Qa4 20. Rxc7 Rhe8 21. d5 Kg8 22. d6 Nc6 23. Qd2 Nd8 24. Qh6 Qd4+ 25. Kh2 Qxe5 26. Rbxb7 1-0

[Event "Hoogeveen Essent op"]
[Site "Hoogeveen"]
[Date "2005.10.28"]
[Round "8"]
[White "Hendriks, Peter"]
[Black "Schelwokat, Peter"]
[Result "1-0"]
[ECO "D12"]
[WhiteElo "2121"]
[BlackElo "2076"]
[PlyCount "91"]
[EventDate "2005.10.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 Bf5 5. Nf3 e6 6. Nh4 Be4 7. f3 Bg6 8. Nxg6 hxg6 9. e4 Nh5 10. Rg1 dxe4 11. fxe4 Bb4 12. Qd3 e5 13. a3 exd4 14. axb4 dxc3 15. bxc3 Qxd3 16. Bxd3 Nd7 17. Be3 Ke7 18. Ra5 b6 19. Ra6 Nhf6 20. Bf4 Nh5 21. Bg5+ f6 22. Be3 Ne5 23. Be2 f5 24. exf5 gxf5 25. c5 Nf6 26. Bf4 Nfd7 27. Kf2 bxc5 28. Rga1 cxb4 29. cxb4 Rhb8 30. b5 cxb5 31. Bf3 Nd3+ 32. Kg3 Nxf4 33. Bxa8 Ne2+ 34. Kf2 Nc3 35. Rxa7 b4 36. Bc6 Ne4+ 37. Bxe4 fxe4 38. Rd1 Rd8 39. Rb7 Ke6 40. Rxb4 Rf8+ 41. Ke2 Nf6 42. Rb7 Rg8 43. Ra1 g5 44. Ra6+ Kf5 45. Rf7 Rg6 46. Ke3 1-0

[Event "Hoogeveen Essent op"]
[Site "Hoogeveen"]
[Date "2005.10.27"]
[Round "7"]
[White "Hendriks, Peter"]
[Black "Drost, Peter"]
[Result "1/2-1/2"]
[ECO "A03"]
[WhiteElo "2121"]
[BlackElo "2190"]
[PlyCount "142"]
[EventDate "2005.10.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 g6 3. e3 Bg7 4. d4 Nf6 5. Bd3 0-0 6. 0-0 b6 7. Qe2 c5 8. c3 a5 9. Na3 Ba6 10. Bxa6 Nxa6 11. Nb5 Nc7 12. Nxc7 Qxc7 13. a4 c4 14. Qc2 Rfc8 15. Bd2 Ne4 16. Rfb1 Nd6 17. Be1 f6 18. Bg3 Qc6 19. Nd2 Nf5 20. Bf2 Bh6 21. g4 Nd6 22. Nf1 Ne4 23. Ng3 Nxg3 24. Bxg3 Qe6 25. Qe2 Qe4 26. Kf2 e5 27. Qf3 exf4 28. Bxf4 Qxf3+ 29. Kxf3 Bxf4 30. exf4 Re8 31. b4 cxb3 32. Rxb3 Rac8 33. Rxb6 Rxc3+ 34. Kf2 Rc2+ 35. Kf3 Rce2 36. Ra3 Rxh2 37. Kg3 Ree2 38. Rab3 Reg2+ 39. Kf3 Rd2 40. Kg3 Rhg2+ 41. Kh4 Rh2+ 42. Kg3 Rhe2 43. Rb7 Rxd4 44. Ra7 Rb4 45. Rc3 Rc4 46. Rb3 Rec2 47. Rb8+ Rc8 48. Rxc8+ Rxc8 49. Rxa5 Rd8 50. g5 f5 51. Kf3 Rd7 52. Ra8+ Kf7 53. Rh8 Ke6 54. Re8+ Kd6 55. Ra8 Rb7 56. Rd8+ Kc6 57. Rc8+ Kd7 58. Rh8 Ke6 59. Re8+ Re7 60. Ra8 Rd7 61. Ra6+ Kf7 62. Ra8 Kg7 63. Rb8 h5 64. gxh6+ Kxh6 65. Rh8+ Kg7 66. Ra8 Kf7 67. Ra6 Rb7 68. Rd6 Rb3+ 69. Ke2 Rb2+ 70. Ke3 Rb3+ 71. Ke2 Rb2+ 1/2-1/2

[Event "Hoogeveen Essent op"]
[Site "Hoogeveen"]
[Date "2005.10.26"]
[Round "6"]
[White "Van Opheusden, Bas"]
[Black "Hendriks, Peter"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2190"]
[BlackElo "2121"]
[PlyCount "83"]
[EventDate "2005.10.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 Nc6 6. Bd2 a6 7. Bc4 Qh5 8. 0-0 Bg4 9. Be2 0-0-0 10. h3 Bxf3 11. Bxf3 Qf5 12. Bxc6 bxc6 13. Qe2 Rxd4 14. Qxa6+ Kd7 15. Be3 Rd6 16. Na4 e6 17. Nc5+ Ke7 18. Nb7 Rd5 19. Qxc6 Nd7 20. Qxc7 Kf6 21. a4 Nc5 22. Nxc5 Bxc5 23. c4 Bd6 24. Qc6 Rd3 25. a5 Qe5 26. g3 g5 27. Rad1 Rxe3 28. fxe3+ Ke7 29. Rf3 f5 30. a6 h5 31. a7 g4 32. a8Q Rxa8 33. Qxa8 gxf3 34. Qxf3 h4 35. gxh4 Qxb2 36. Qg2 Qe5 37. Qg5+ Kf7 38. Rd2 Be7 39. Rd7 Qa1+ 40. Kg2 Qa2+ 41. Kg3 f4+ 42. exf4 1-0

[Event "Hoogeveen Essent op"]
[Site "Hoogeveen"]
[Date "2005.10.25"]
[Round "5"]
[White "Ahlers, Ben"]
[Black "Hendriks, Peter"]
[Result "1-0"]
[ECO "D31"]
[WhiteElo "2198"]
[BlackElo "2121"]
[PlyCount "123"]
[EventDate "2005.10.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 dxc4 5. a4 Bb4 6. e3 b5 7. g3 Nf6 8. Bg2 Bb7 9. 0-0 Qb6 10. Ne5 0-0 11. f4 a6 12. f5 Nbd7 13. Qf3 Rab8 14. Nxc6 Rfc8 15. d5 Bxc6 16. dxc6 Ne5 17. Qf4 Nd3 18. Qf3 Bc5 19. Kh1 Ne5 20. Qf4 Nxc6 21. fxe6 fxe6 22. Bd2 Rd8 23. axb5 axb5 24. Ne4 Nxe4 25. Qf7+ Kh8 26. Bxe4 Rxd2 27. Qh5 g6 28. Bxg6 Rd7 29. Rad1 Rg7 30. Rf7 Rxf7 31. Bxf7 Qb7 32. Bxe6 Rd8 33. Rd5 Bf8 34. Qg5 Bg7 35. e4 Rxd5 36. exd5 Qe7 37. Qf4 Ne5 38. Qd4 h6 39. Qb6 Kh7 40. Bf5+ Kg8 41. Qb8+ Bf8 42. Be6+ Kh7 43. Qxe5 Qg5 44. Bf5+ Kg8 45. d6 Qc1+ 46. Kg2 Qd2+ 47. Kh3 Qg5 48. d7 Be7 49. Be6+ Kh7 50. Bf5+ Kg8 51. Qd5+ Kg7 52. Kg2 Qf6 53. Qxb5 Qd4 54. Kh3 Bf6 55. Qb7 Bd8 56. Bg4 Qd3 57. Qf3 Qxf3 58. Bxf3 Bf6 59. Kg4 Kf8 60. Kf5 Kf7 61. Bd5+ Kg7 62. Bxc4 1-0

[Event "Hoogeveen Essent op"]
[Site "Hoogeveen"]
[Date "2005.10.24"]
[Round "4"]
[White "Hendriks, Peter"]
[Black "Woudt, Edwin"]
[Result "1-0"]
[ECO "D08"]
[WhiteElo "2121"]
[PlyCount "47"]
[EventDate "2005.10.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. Nbd2 Nge7 6. Nb3 Nf5 7. a3 Be6 8. Qd3 Qd7 9. g4 Nh6 10. h3 0-0-0 11. Bg2 Ng8 12. Bf4 h5 13. 0-0-0 hxg4 14. hxg4 Rxh1 15. Rxh1 Bxg4 16. Nfxd4 Nxd4 17. Nxd4 Qa4 18. Qe4 c6 19. Bg5 Rd7 20. Qxg4 Qxc4+ 21. Kb1 Be7 22. Bxe7 Nxe7 23. Bf3 Ng6 24. e6 1-0

[Event "Hoogeveen Essent op"]
[Site "Hoogeveen"]
[Date "2005.10.23"]
[Round "3"]
[White "Van der Veen, Jan"]
[Black "Hendriks, Peter"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "2196"]
[BlackElo "2121"]
[PlyCount "83"]
[EventDate "2005.10.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 c6 6. Bc4 Bf5 7. Bd2 e6 8. Nd5 Qd8 9. Nxf6+ gxf6 10. c3 Nd7 11. Nh4 Bg6 12. Qf3 Nb6 13. Bb3 Be7 14. g3 Qd7 15. Ng2 0-0-0 16. 0-0-0 Kb8 17. h4 h5 18. Qe2 Bf5 19. Ne3 Be4 20. Rhg1 Nd5 21. Nc2 Bg6 22. c4 Nc7 23. Bc3 Ne8 24. Rge1 Nd6 25. Ba5 Rc8 26. Bd2 Ka8 27. c5 Nb5 28. Be3 Be4 29. Nb4 Bd8 30. f3 Bg6 31. Bf2 Ba5 32. Qc4 Bxb4 33. Qxb4 e5 34. dxe5 Qf5 35. Qe4 Qxe4 36. fxe4 fxe5 37. a4 Nc7 38. Rd7 Rhd8 39. Red1 Rxd7 40. Rxd7 Bxe4 41. Rxf7 Nd5 42. Bxd5 1/2-1/2

[Event "Hoogeveen Essent op"]
[Site "Hoogeveen"]
[Date "2005.10.22"]
[Round "2"]
[White "Hendriks, Peter"]
[Black "Meijer, Dolf"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "2121"]
[BlackElo "2226"]
[PlyCount "96"]
[EventDate "2005.10.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Bg4 4. f3 Bf5 5. Bb5+ Nbd7 6. c4 e6 7. dxe6 Bxe6 8. Nc3 c6 9. d5 Bxd5 10. cxd5 cxb5 11. Nxb5 Qa5+ 12. Nc3 Bb4 13. Qe2+ Kd8 14. Qc2 Re8+ 15. Nge2 Bxc3+ 16. bxc3 Rc8 17. 0-0 Nxd5 18. Ng3 g6 19. Bd2 Nxc3 20. Qd3 Qd5 21. Qxd5 Nxd5 22. Rfd1 Ne3 23. Rdc1 Nc4 24. Bc3 f5 25. Rab1 Rc7 26. Bd4 b6 27. Rb4 Na5 28. Rd1 Kc8 29. Bf2 Ne5 30. Nf1 Nec4 31. Bg3 Rd7 32. Rc1 Re2 33. Rbxc4+ Nxc4 34. Rxc4+ Kb7 35. a4 Rde7 36. h4 Ra2 37. h5 Ree2 38. Rc7+ Ka6 39. Rxh7 Rxg2+ 40. Kh1 gxh5 41. Rxh5 f4 42. Bxf4 Rgf2 43. Kg1 Rxf3 44. Rh2 Ra1 45. Rf2 Rfa3 46. Be5 R1a2 47. a5 Rxa5 48. Rf8 Rxe5 0-1

[Event "Hoogeveen Essent op"]
[Site "Hoogeveen"]
[Date "2005.10.21"]
[Round "1"]
[White "Grooten, Herman"]
[Black "Hendriks, Peter"]
[Result "1-0"]
[ECO "A84"]
[WhiteElo "2350"]
[BlackElo "2121"]
[PlyCount "81"]
[EventDate "2005.10.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. e3 Bd6 5. Nf3 f5 6. g3 Nf6 7. Bg2 Qe7 8. 0-0 0-0 9. b3 Ne4 10. Bb2 Bd7 11. Ne2 Be8 12. Ne5 Nd7 13. f3 Nef6 14. Nf4 g5 15. Nfd3 g4 16. fxg4 Bxe5 17. dxe5 Nxg4 18. Qe2 Qg5 19. Rf4 Rf7 20. Bf3 h5 21. h3 Nh6 22. Kf2 Rg7 23. Rg1 Nf8 24. Rh4 dxc4 25. bxc4 Rd8 26. Nf4 Qe7 27. Bxh5 Qb4 28. Bd4 c5 29. Nd3 Qxc4 30. Nxc5 Qxe2+ 31. Bxe2 Nf7 32. Bc4 Ng5 33. Rh6 Re7 34. Ke2 b6 35. Nd3 Kg7 36. Rf6 Nfh7 37. h4 Bh5+ 38. g4 Rxd4 39. exd4 Bxg4+ 40. Rxg4 fxg4 41. hxg5 1-0

[Event "Groningen Harmonie op-A"]
[Site "Groningen"]
[Date "2003.12.26"]
[Round "5"]
[White "Otte, Marijn Willem"]
[Black "Hendriks, Peter"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "47"]
[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 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Nf6 5. Bc4 Nc6 6. 0-0 Bg4 7. Bb5 e6 8. d4 0-0-0 9. Bxc6 bxc6 10. Qe2 c5 11. dxc5 Bxc5 12. a3 Bb6 13. b4 Qf5 14. Be3 Bxf3 15. gxf3 Nd5 16. Bxb6 cxb6 17. Ne4 Nf4 18. Qe3 e5 19. Kh1 Rd4 20. Qxd4 Qh3 21. Qc3+ Kb7 22. Rg1 f5 23. Nd6+ Kb8 24. Qc6 1-0

[Event "Groningen Harmonie op-A"]
[Site "Groningen"]
[Date "2003.12.22"]
[Round "2"]
[White "Hendriks, Peter"]
[Black "Veltman, Jelmer"]
[Result "0-1"]
[ECO "D48"]
[PlyCount "72"]
[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. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 a6 9. 0-0 c5 10. a4 b4 11. Ne4 Bb7 12. Neg5 Qb6 13. Ne5 Nxe5 14. dxe5 Qc6 15. e4 Nd7 16. Bf4 Be7 17. Qh5 g6 18. Qh6 Bf8 19. Qh3 h6 20. Nf3 Bg7 21. Rfc1 g5 22. Nd4 Qb6 23. a5 Qd8 24. Nf5 exf5 25. exf5 gxf4 26. f6 Nxf6 27. exf6 Qxf6 28. Re1+ Kd8 29. Rad1 Kc7 30. Qh5 Rhd8 31. Rc1 Bf8 32. Be4 Bxe4 33. Rxe4 f3 34. Rxb4 Qg5 35. Qxf7+ Be7 36. Rxc5+ Qxc5 0-1

[Event "Groningen Harmonie op-A"]
[Site "Groningen"]
[Date "2003.12.21"]
[Round "1"]
[White "Hoeksema, Hendrik Pieter"]
[Black "Hendriks, Peter"]
[Result "1-0"]
[ECO "D31"]
[WhiteElo "2351"]
[PlyCount "55"]
[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. c4 e6 2. Nf3 d5 3. d4 c6 4. Bg5 f6 5. Bh4 dxc4 6. e4 b5 7. Nc3 Bb4 8. Be2 Ne7 9. 0-0 a6 10. a4 Bb7 11. Qc2 0-0 12. b3 g5 13. Bg3 g4 14. Nh4 Qxd4 15. Na2 c5 16. bxc4 Bxe4 17. Qb3 bxa4 18. Qxa4 Qd2 19. Nxb4 Qxe2 20. Rfe1 Qxc4 21. Nc6 Qxa4 22. Nxe7+ Kf7 23. Rxa4 Bxg2 24. Kxg2 Kxe7 25. Rxg4 f5 26. Rg7+ Kd8 27. Bd6 Re8 28. Bxc5 1-0

[Event "Groningen Harmonie op-A"]
[Site "Groningen"]
[Date "2002.??.??"]
[Round "5.10"]
[White "Hendriks, Peter"]
[Black "Xu, Yuanyuan"]
[Result "0-1"]
[ECO "D10"]
[WhiteElo "2010"]
[BlackElo "2335"]
[PlyCount "72"]
[EventDate "2002.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 Bg4 5. Qb3 Qb6 6. Qxb6 axb6 7. cxd5 Nxd5 8. Nxd5 cxd5 9. Bd2 Nc6 10. Nf3 f6 11. Bb5 Bd7 12. 0-0 e6 13. Rfc1 Bd6 14. a3 Ke7 15. Bc3 Rhc8 16. Nd2 Rc7 17. Bd3 h6 18. e4 dxe4 19. Nxe4 Bf4 20. Re1 f5 21. Ng3 Kf7 22. Nh5 Bd6 23. d5 exd5 24. Bxg7 Kg6 25. g4 Rg8 26. Bc3 d4 27. Bd2 Ne5 28. Nf4+ Kf7 29. Be2 Nxg4 30. Rac1 Rxc1 31. Bxc1 Ne3+ 32. Kh1 Bxf4 33. Bxe3 Bc6+ 34. f3 Bxe3 35. Bc4+ Kf8 36. Bxg8 Bxf3# 0-1

[Event "Groningen SO ON op-A"]
[Site "Groningen"]
[Date "2000.??.??"]
[Round "7"]
[White "Meijer, Dolf"]
[Black "Hendriks, Peter"]
[Result "1-0"]
[ECO "D01"]
[WhiteElo "2271"]
[PlyCount "69"]
[EventDate "2000.12.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bg5 Nbd7 4. f3 c6 5. Qd2 Qb6 6. e4 dxe4 7. 0-0-0 e6 8. Nxe4 Bb4 9. c3 Be7 10. h4 Qa5 11. Kb1 0-0 12. Bd3 c5 13. Ne2 Rd8 14. Qc2 h6 15. Bxf6 Nxf6 16. Nxf6+ Bxf6 17. g4 cxd4 18. f4 g5 19. hxg5 hxg5 20. fxg5 Qxg5 21. Rh5 Qe3 22. Nxd4 Bd7 23. Rf1 Bxd4 24. cxd4 Rac8 25. Bc4 Be8 26. Qh7+ Kf8 27. Bxe6 Qxe6 28. Qh8+ Ke7 29. Re5 Kd7 30. Rxe6 Kxe6 31. Qe5+ Kd7 32. d5 Rc5 33. b4 Rb5 34. Rc1 Rxb4+ 35. Ka1 1-0

[Event "Groningen ABM op"]
[Site "Groningen"]
[Date "1999.??.??"]
[Round "?"]
[White "Dirks, Hans"]
[Black "Hendriks, Peter"]
[Result "1-0"]
[ECO "B30"]
[PlyCount "43"]
[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. e4 c5 2. Nf3 Nc6 3. Bb5 Na5 4. c3 Qb6 5. Qe2 a6 6. Ba4 Nf6 7. 0-0 g6 8. d4 cxd4 9. cxd4 Qc7 10. Nc3 b5 11. e5 Nh5 12. Bc2 Bb7 13. Ne4 e6 14. Bg5 h6 15. Nf6+ Nxf6 16. Bxf6 Rg8 17. Rac1 Rc8 18. Nd2 Nc4 19. Be4 Bxe4 20. Nxe4 d5 21. exd6 Qb7 22. Nc5 1-0

[Event "Groningen op2"]
[Site "Groningen"]
[Date "1989.??.??"]
[Round "1"]
[White "Hendriks, Peter"]
[Black "De Kleuver, Esther"]
[Result "1-0"]
[ECO "A63"]
[BlackElo "2130"]
[PlyCount "65"]
[EventDate "1989.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. d4 c5 6. d5 e6 7. c4 exd5 8. cxd5 d6 9. Nc3 Re8 10. Re1 a6 11. a4 Nbd7 12. e4 Qc7 13. Nd2 Rb8 14. a5 b5 15. axb6 Nxb6 16. Bf1 c4 17. Na4 Ng4 18. h3 Ne5 19. Qc2 Nxa4 20. Rxa4 Qc5 21. Bxc4 Bh6 22. Qc3 Bxd2 23. Bxd2 Bd7 24. Rea1 Bxa4 25. Rxa4 Nxc4 26. Rxc4 Qb5 27. Qf6 Qxb2 28. Bc3 Qb1+ 29. Kh2 Re5 30. Rc7 Rf8 31. Qxd6 Qf1 32. Qf6 Qe2 33. Bxe5 1-0

[Event "Groningen op2"]
[Site "Groningen"]
[Date "1989.??.??"]
[Round "5"]
[White "Hendriks, Peter"]
[Black "Vogel, Jaap"]
[Result "1/2-1/2"]
[ECO "A05"]
[BlackElo "2280"]
[PlyCount "96"]
[EventDate "1989.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. c3 c5 5. Qb3 a6 6. a4 c4 7. Qc2 e6 8. b3 Qb6 9. axb5 axb5 10. Rxa8 Bxa8 11. 0-0 Bc5 12. d4 Be7 13. bxc4 bxc4 14. Nbd2 d5 15. Ne5 0-0 16. Ndxc4 Qa6 17. Ne3 Nc6 18. Nxc6 Bxc6 19. c4 Ba4 20. Qa2 dxc4 21. Nxc4 Bb5 22. Qxa6 Bxa6 23. Na5 Bxe2 24. Re1 Bb5 25. Nc6 Bxc6 26. Bxc6 Rd8 27. Bb2 Nd5 28. Ra1 Nb4 29. Bb7 f5 30. Ra8 Rxa8 31. Bxa8 Bf6 32. Kf1 Nc2 33. Ke2 Bxd4 34. Kd3 Bxb2 35. Kxc2 Bd4 36. f3 Bg1 37. h3 Kf7 38. Kd3 Kf6 39. Ke2 Ke5 40. f4+ Kd4 41. Kf3 h6 42. Bc6 g5 43. Bd7 Kd5 44. Bc8 h5 45. Bb7+ Kd6 46. g4 Kc7 47. Ba6 gxf4 48. gxf5 exf5 1/2-1/2

[Event "Groningen op2"]
[Site "Groningen"]
[Date "1989.??.??"]
[Round "4"]
[White "Hoerstmann, Rudi"]
[Black "Hendriks, Peter"]
[Result "0-1"]
[ECO "E40"]
[PlyCount "85"]
[EventDate "1989.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 0-0 5. Bd3 Nc6 6. Nge2 e5 7. 0-0 Re8 8. d5 Ne7 9. Qc2 d6 10. a3 Bxc3 11. Nxc3 Ng6 12. b4 Qe7 13. Bxg6 hxg6 14. e4 Nh5 15. Be3 Nf4 16. c5 Qg5 17. Bxf4 exf4 18. f3 Re5 19. Nb5 Qh4 20. Nxc7 Rb8 21. Rf2 Rh5 22. h3 Bxh3 23. Rd1 Bd7 24. Kf1 Rc8 25. cxd6 Bb5+ 26. Ke1 Qf6 27. Re2 Bxe2 28. Qxe2 Rh1+ 29. Kd2 Qb2+ 30. Kd3 Qxa3+ 31. Kc2 Qa2+ 32. Kd3 Qb3+ 33. Kd2 Qxb4+ 34. Kc2 Rxd1 35. Kxd1 Qxd6 36. Nb5 Qc5 37. Ke1 Qg1+ 38. Kd2 Qc1+ 39. Kd3 Qc4+ 40. Kd2 Qa2+ 41. Kd3 Qb3+ 42. Kd4 a6 43. Nd6 0-1

[Event "Groningen op2"]
[Site "Groningen"]
[Date "1989.??.??"]
[Round "6"]
[White "Visser, Yge"]
[Black "Hendriks, Peter"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "2345"]
[PlyCount "93"]
[EventDate "1989.??.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. Nf3 g6 5. h3 Bg7 6. a4 a5 7. Be2 0-0 8. 0-0 Qc7 9. Be3 e5 10. dxe5 dxe5 11. Nd2 Rd8 12. Qc1 Be6 13. Nc4 Bxc4 14. Bxc4 Nh5 15. Qb1 Nf4 16. Qa2 Qe7 17. Qb3 Qg5 18. Bxf4 exf4 19. Ne2 Nd7 20. Bxf7+ Kh8 21. Rad1 Ne5 22. Be6 f3 23. Ng3 fxg2 24. Kxg2 Qf4 25. Qe3 Qf6 26. Rxd8+ Rxd8 27. Bb3 Rf8 28. f4 Nf7 29. e5 Qe7 30. Bxf7 Qxf7 31. Ne4 Bxe5 32. Ng5 Qd5+ 33. Qe4 Qxe4+ 34. Nxe4 Rxf4 35. Rxf4 Bxf4 36. Kf3 Bc1 37. Nc5 Bxb2 38. Nxb7 Bc3 39. Nd8 c5 40. Ke4 h5 41. Kd3 Bd4 42. Nc6 g5 43. Nxa5 g4 44. hxg4 hxg4 45. Nc6 Bg1 46. c4 Bd4 47. Nxd4 1-0

