[Event "Wachtebeke Seniors op"]
[Site "Wachtebeke"]
[Date "2024.02.13"]
[Round "4"]
[White "Krijgelmans, Johan"]
[Black "Hummel, Joop"]
[Result "1-0"]
[ECO "E73"]
[WhiteElo "2052"]
[BlackElo "1983"]
[PlyCount "53"]
[EventDate "2024.02.12"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BEL"]
[SourceTitle "CB08_2024"]
[SourceDate "2024.02.21"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.21"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6 5. e4 Bg7 6. Be2 0-0 7. Bf4 a6 8. Nf3 b5 9. Nd2 b4 10. Na4 Qc7 11. 0-0 Nbd7 12. Qc2 Ne5 13. b3 Nh5 14. Bxh5 gxh5 15. Rae1 f5 16. Bg5 h6 17. Bh4 Ng6 18. Nf3 f4 19. h3 Nxh4 20. Nxh4 f3 21. Re3 fxg2 22. Kxg2 e5 23. Qe2 Bd7 24. Rg3 Rf4 25. Qxh5 Be8 26. Qxh6 Bd7 27. Qh5 1-0

[Event "Wachtebeke Seniors op"]
[Site "Wachtebeke"]
[Date "2024.02.12"]
[Round "3"]
[White "Hummel, Joop"]
[Black "Coste, Thierry"]
[Result "1-0"]
[ECO "A55"]
[WhiteElo "1983"]
[BlackElo "2055"]
[PlyCount "85"]
[EventDate "2024.02.12"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BEL"]
[SourceTitle "CB08_2024"]
[SourceDate "2024.02.21"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.21"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 d6 3. c4 Nbd7 4. Nc3 e5 5. e4 Be7 6. Be2 0-0 7. 0-0 c6 8. Re1 Qc7 9. Bg5 Re8 10. Rc1 h6 11. Bh4 Nf8 12. h3 Ng6 13. Bg3 Bf8 14. Bf1 b6 15. b4 Qb7 16. Qb3 a6 17. Rb1 b5 18. d5 Bd7 19. Rbc1 Rac8 20. Bd3 Nh5 21. dxc6 Bxc6 22. Nd5 Nhf4 23. cxb5 axb5 24. Bxf4 Nxf4 25. Nxf4 exf4 26. Nd4 Bd7 27. Qd5 Qb6 28. Rxc8 Rxc8 29. Nxb5 Be6 30. Qd4 Qxd4 31. Nxd4 Bxa2 32. b5 Be6 33. b6 Bd7 34. b7 Rb8 35. Ba6 d5 36. Rc1 Bd6 37. exd5 Kh7 38. Rc6 Be5 39. Nf3 Bxc6 40. dxc6 Bc7 41. Nd4 Rd8 42. Nb5 Bb6 43. Kf1 1-0

[Event "Bruges op-A"]
[Site "Bruges"]
[Date "2022.08.14"]
[Round "2"]
[White "Hummel, Joop"]
[Black "Moreby, James"]
[Result "0-1"]
[ECO "D31"]
[WhiteElo "1998"]
[BlackElo "2300"]
[PlyCount "68"]
[EventDate "2022.08.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c6 3. c4 e6 4. Nc3 dxc4 5. e3 b5 6. Ne5 Bb7 7. Be2 Nf6 8. 0-0 a6 9. Qc2 Nbd7 10. f4 Be7 11. Bf3 Qb6 12. b3 cxb3 13. Qxb3 0-0 14. a4 Rab8 15. Bd2 c5 16. axb5 cxd4 17. Nc4 Nc5 18. Qa2 Qd8 19. exd4 Qxd4+ 20. Kh1 Bxf3 21. Rxf3 axb5 22. Ne5 Qd6 23. Be3 b4 24. Rd1 Qc7 25. Ne2 Rfd8 26. Rc1 Nfe4 27. Qc2 Qb7 28. Nd4 Rdc8 29. Rb1 Qd5 30. Rh3 f5 31. Qe2 g6 32. Nxf5 exf5 33. Rd1 Nc3 34. Rxd5 Nxe2 0-1

[Event "Wachtebeke-B"]
[Site "Wachtebeke"]
[Date "2019.03.07"]
[Round "9"]
[White "Hummel, Joop"]
[Black "Wiley, Tom E"]
[Result "1/2-1/2"]
[ECO "D36"]
[WhiteElo "2009"]
[BlackElo "2170"]
[PlyCount "41"]
[EventDate "2019.03.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 Be7 5. Bg5 0-0 6. cxd5 exd5 7. Qc2 g6 8. e3 c6 9. Bd3 Nbd7 10. 0-0 Re8 11. Bf4 Nf8 12. h3 Ne6 13. Bh2 Ng7 14. Rab1 a5 15. a3 Bf5 16. Ne5 Bxd3 17. Qxd3 Nd7 18. f4 f6 19. Nf3 Bd6 20. Rbe1 f5 21. Bg3 1/2-1/2

[Event "Wachtebeke-B"]
[Site "Wachtebeke"]
[Date "2019.03.06"]
[Round "8"]
[White "Hamblok, Roel"]
[Black "Hummel, Joop"]
[Result "1-0"]
[ECO "B51"]
[WhiteElo "2270"]
[BlackElo "2009"]
[PlyCount "57"]
[EventDate "2019.03.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. c3 Ngf6 5. Qe2 a6 6. Ba4 Qc7 7. 0-0 e6 8. d4 b5 9. Bc2 cxd4 10. cxd4 Bb7 11. Bd3 Be7 12. Bg5 0-0 13. Nbd2 Rfc8 14. Rfe1 Nf8 15. Nf1 Ng6 16. Ng3 h6 17. Bd2 Nf8 18. Rad1 Qb6 19. a3 N8d7 20. h3 Rab8 21. e5 Nd5 22. Qe4 N5f6 23. Qf4 dxe5 24. dxe5 Nc5 25. Bb1 Ne8 26. Qg4 f5 27. exf6 Nxf6 28. Qg6 Kf8 29. Ne5 1-0

[Event "Wachtebeke-B"]
[Site "Wachtebeke"]
[Date "2019.03.06"]
[Round "7"]
[White "Hummel, Joop"]
[Black "Vandendriessche, Jan"]
[Result "1-0"]
[ECO "A68"]
[WhiteElo "2009"]
[BlackElo "2168"]
[PlyCount "103"]
[EventDate "2019.03.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. d4 g6 2. e4 Bg7 3. c4 d6 4. Nc3 Nf6 5. f4 0-0 6. Nf3 c5 7. d5 e6 8. Be2 exd5 9. cxd5 Bg4 10. 0-0 Nbd7 11. h3 Bxf3 12. Bxf3 Rb8 13. a4 a6 14. a5 Ne8 15. Qd3 Nc7 16. Be3 b5 17. axb6 Rxb6 18. Na4 Rb5 19. Rfe1 Re8 20. Bf2 Qb8 21. e5 Rb3 22. Qd1 Rb4 23. exd6 Nb5 24. Nxc5 Nxc5 25. Bxc5 Rxb2 26. Rxe8+ Qxe8 27. Qe1 Qc8 28. Rc1 Nd4 29. Bxd4 Bxd4+ 30. Kh1 Qd8 31. Qe7 Rb8 32. Rc7 Qf8 33. Bg4 Re8 34. Be6 Rd8 35. Bxf7+ Kh8 36. Be6 Bg7 37. Qxf8+ Bxf8 38. d7 a5 39. Ra7 Bb4 40. g4 Kg7 41. Kg2 Kf6 42. Kf3 h6 43. h4 g5 44. h5 Bd2 45. fxg5+ Kxg5 46. Rc7 Bb4 47. Ke4 Kf6 48. Rc8 Ke7 49. Bf5 a4 50. Rc4 Rb8 51. Rc8 Bd6 52. d8Q+ 1-0

[Event "Wachtebeke-B"]
[Site "Wachtebeke"]
[Date "2019.03.05"]
[Round "6"]
[White "Iolis, Oleg"]
[Black "Hummel, Joop"]
[Result "0-1"]
[ECO "B80"]
[WhiteElo "2214"]
[BlackElo "2009"]
[PlyCount "96"]
[EventDate "2019.03.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e6 7. Bg2 Be7 8. 0-0 0-0 9. g4 Nc6 10. Nxc6 bxc6 11. Na4 Qa5 12. c4 Nxg4 13. Qxg4 Qxa4 14. b3 Qa5 15. Bb2 e5 16. Qg3 f5 17. f4 Bf6 18. fxe5 Bxe5 19. Bxe5 dxe5 20. exf5 Bxf5 21. Qe3 Qc7 22. Rad1 Rae8 23. c5 Bg6 24. Rd6 Rxf1+ 25. Bxf1 e4 26. Bxa6 Bf7 27. Be2 Bd5 28. b4 Bxa2 29. Qd4 Qe7 30. Qe3 Bd5 31. b5 Rc8 32. Bg4 Rb8 33. b6 Rxb6 34. cxb6 Qxd6 35. b7 Qb4 36. Bc8 c5 37. Qg5 Qe1+ 38. Kg2 Qe2+ 39. Kg1 Qd1+ 40. Kf2 Qf3+ 41. Kg1 Qd1+ 42. Kf2 Qd4+ 43. Ke1 Bxb7 44. Be6+ Kf8 45. Qf4+ Ke7 46. Qf7+ Kd6 47. Bc4 Qc3+ 48. Kd1 Qf3+ 0-1

[Event "Wachtebeke-B"]
[Site "Wachtebeke"]
[Date "2019.03.04"]
[Round "4"]
[White "Decrop, Benjamin"]
[Black "Hummel, Joop"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2181"]
[BlackElo "2009"]
[PlyCount "59"]
[EventDate "2019.03.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nf3 Be6 8. a4 Nbd7 9. Ng5 Rc8 10. Nxe6 fxe6 11. Be2 Be7 12. 0-0 0-0 13. Qb1 d5 14. exd5 Nxd5 15. Bg4 Rc6 16. Bxe6+ Rxe6 17. Nxd5 Nf6 18. Nxf6+ Bxf6 19. Qa2 Qc8 20. Rad1 Kh8 21. c4 Qc6 22. Rd5 Be7 23. b3 Rg6 24. Qd2 h6 25. Rd1 Rf5 26. Qd3 Rh5 27. Qe4 b6 28. g3 Qe6 29. a5 Rg4 30. Rd8+ 1-0

[Event "Wachtebeke-B"]
[Site "Wachtebeke"]
[Date "2019.03.04"]
[Round "5"]
[White "Hummel, Joop"]
[Black "Verheyen, Olivier"]
[Result "1/2-1/2"]
[ECO "E77"]
[WhiteElo "2009"]
[BlackElo "2084"]
[PlyCount "105"]
[EventDate "2019.03.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 Na6 6. e5 Nd7 7. Nf3 0-0 8. Be2 c5 9. exd6 exd6 10. d5 Re8 11. 0-0 Nf6 12. Bd3 Nc7 13. f5 Rb8 14. fxg6 hxg6 15. Bg5 Qd7 16. Qd2 a6 17. Rae1 Ng4 18. Ne4 b5 19. b3 bxc4 20. Bxc4 f5 21. Ng3 Qf7 22. Ne2 Bd7 23. Nf4 Ne5 24. Nxe5 Rxe5 25. Qa5 Bb5 26. Nxg6 Qxg6 27. Rxe5 Bxe5 28. Qxc7 Re8 29. Bxb5 axb5 30. Qd7 Bd4+ 31. Kh1 Re2 32. h4 Be5 33. a4 bxa4 34. bxa4 f4 35. Qe6+ Kg7 36. Qxg6+ Kxg6 37. Bxf4 Re4 38. Bxe5 dxe5 39. Ra1 Rxh4+ 40. Kg1 Rd4 41. a5 Rxd5 42. a6 Rd8 43. Kf2 Kf5 44. Ke3 Ra8 45. Kd3 e4+ 46. Kc4 Kg4 47. Kxc5 e3 48. Kb6 e2 49. Re1 Rb8+ 50. Kc6 Rb2 51. a7 Ra2 52. Rxe2 Rxa7 53. Kd5 1/2-1/2

[Event "Wachtebeke-B"]
[Site "Wachtebeke"]
[Date "2019.03.03"]
[Round "3"]
[White "Dauw, Sterre"]
[Black "Hummel, Joop"]
[Result "1-0"]
[ECO "E65"]
[WhiteElo "2153"]
[BlackElo "2009"]
[PlyCount "47"]
[EventDate "2019.03.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. b3 c5 7. Bb2 cxd4 8. Nxd4 Na6 9. c4 Nc5 10. Nc3 a6 11. Qd2 Qc7 12. Rac1 e5 13. Nc2 Bf5 14. Rfd1 Rad8 15. Nb4 Nce4 16. Nxe4 Nxe4 17. Nd5 Qd7 18. Qe3 Nf6 19. Ba3 Ng4 20. Qb6 e4 21. Bxd6 Rfe8 22. Bc5 Re6 23. Qa5 Kh8 24. Ne3 1-0

[Event "Wachtebeke-B"]
[Site "Wachtebeke"]
[Date "2019.03.02"]
[Round "1"]
[White "De Waele, Warre"]
[Black "Hummel, Joop"]
[Result "1-0"]
[ECO "E04"]
[WhiteElo "2211"]
[BlackElo "2009"]
[PlyCount "57"]
[EventDate "2019.03.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 dxc4 5. Bg2 c5 6. 0-0 Nc6 7. Qa4 cxd4 8. Nxd4 Qxd4 9. Bxc6+ Bd7 10. Rd1 Qxd1+ 11. Qxd1 Bxc6 12. Nd2 h5 13. h4 g5 14. hxg5 Ng4 15. e3 0-0-0 16. Qe2 Ne5 17. f4 Ng6 18. Nxc4 h4 19. g4 h3 20. Kh2 Be4 21. b3 Bg7 22. Bb2 Bxb2 23. Qxb2 Rd7 24. Rc1 Bc6 25. f5 exf5 26. gxf5 Rh5 27. fxg6 Rxg5 28. gxf7 Rd8 29. Qf6 1-0

[Event "Wachtebeke-B"]
[Site "Wachtebeke"]
[Date "2019.03.02"]
[Round "2"]
[White "Hummel, Joop"]
[Black "Van Malder, Dries"]
[Result "0-1"]
[ECO "E00"]
[WhiteElo "2009"]
[BlackElo "2125"]
[PlyCount "90"]
[EventDate "2019.03.02"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Qe7 5. Bg2 0-0 6. a3 Bxd2+ 7. Nxd2 a5 8. Ngf3 d6 9. 0-0 e5 10. Qc2 a4 11. e3 Nc6 12. Rac1 Bg4 13. h3 Bh5 14. d5 Nb8 15. Nh4 Nfd7 16. Nf5 Qe8 17. Ne4 Bg6 18. g4 Bxf5 19. gxf5 b6 20. Kh2 Nc5 21. f6 g6 22. Nxc5 bxc5 23. f4 Nd7 24. Qf2 Nxf6 25. Qh4 Qe7 26. Qg5 Kg7 27. fxe5 Qxe5+ 28. Qxe5 dxe5 29. d6 Ra6 30. dxc7 Rb6 31. Rcd1 Rc8 32. Rd8 Rxc7 33. Rf2 e4 34. Ra8 Rcb7 35. Rxa4 Rxb2 36. Rxb2 Rxb2 37. Ra5 Rb3 38. a4 Rxe3 39. Rxc5 Ra3 40. a5 Kf8 41. Rb5 e3 42. Re5 Nd7 43. Rb5 e2 44. Rb1 Rxa5 45. Re1 Ra2 0-1

[Event "Groningen Combinatie op"]
[Site "Groningen"]
[Date "2017.05.26"]
[Round "3"]
[White "Ernst, Sipke"]
[Black "Hummel, Joop"]
[Result "1-0"]
[ECO "E04"]
[WhiteElo "2550"]
[BlackElo "2003"]
[PlyCount "59"]
[EventDate "2017.05.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. c4 e6 2. d4 d5 3. Nf3 Nf6 4. g3 dxc4 5. Bg2 Nc6 6. Qa4 Bb4+ 7. Bd2 Nd5 8. 0-0 Bd7 9. Qc2 b5 10. e4 Nb6 11. d5 exd5 12. exd5 Nxd5 13. Re1+ Be7 14. Ng5 Nf6 15. Bc3 Kf8 16. a4 a6 17. axb5 axb5 18. Rxa8 Qxa8 19. Bxf6 Bxf6 20. Nxh7+ Kg8 21. Nxf6+ gxf6 22. Nc3 Nb4 23. Qd2 Bc6 24. Ne4 Nd5 25. Nxf6+ Nxf6 26. Qg5+ Kh7 27. Qxf6 Bxg2 28. Qxf7+ Kh6 29. Re6+ Kg5 30. Qg6# 1-0

[Event "Hoogeveen Unive op 20th"]
[Site "Hoogeveen"]
[Date "2016.10.18"]
[Round "4"]
[White "Hummel, Joop"]
[Black "Keetman, Maaike"]
[Result "0-1"]
[ECO "E66"]
[WhiteElo "2007"]
[BlackElo "2174"]
[PlyCount "86"]
[EventDate "2016.10.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 0-0 5. Bg2 c5 6. 0-0 d6 7. d4 Nc6 8. d5 Na5 9. Nd2 a6 10. Rb1 Rb8 11. Qc2 b5 12. cxb5 axb5 13. b4 cxb4 14. Rxb4 Bf5 15. e4 Bd7 16. Qb1 Ng4 17. Nxb5 Qb6 18. a4 Bc3 19. Nc4 Qc5 20. Nxa5 Bxb4 21. Nc6 Bxc6 22. dxc6 Nxf2 23. h3 Nd1+ 24. Kh2 Nc3 25. Qb3 Nxb5 26. axb5 Rxb5 27. c7 Bc3 28. Qa4 Rb7 29. Bh6 Rc8 30. e5 Rbxc7 31. e6 fxe6 32. Qg4 Qc4 33. Rf4 Qa2 34. h4 Be5 35. Ra4 Qb3 36. Kh3 Rc3 37. Bf4 Qxa4 38. Qxe6+ Kf8 39. Bd5 Ke8 40. Qg8+ Kd7 41. Qe6+ Kc7 42. Bxe5 dxe5 43. Qxe5+ Kb6 0-1

[Event "Hoogeveen Unive op 20th"]
[Site "Hoogeveen"]
[Date "2016.10.17"]
[Round "3"]
[White "Strating, Sybolt"]
[Black "Hummel, Joop"]
[Result "1-0"]
[ECO "D34"]
[WhiteElo "2276"]
[BlackElo "2007"]
[PlyCount "61"]
[EventDate "2016.10.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. 0-0 0-0 9. dxc5 Bxc5 10. a3 Re8 11. b4 Bf8 12. Bb2 Bg4 13. Re1 a6 14. Qd2 Bxf3 15. exf3 Ne5 16. Nxd5 Nfd7 17. Bxe5 Nxe5 18. f4 Nc4 19. Rxe8 Qxe8 20. Qd4 b5 21. Nc7 Rd8 22. Qc3 Qe2 23. Bf1 Qe4 24. Nxa6 Qc6 25. Nc5 Bxc5 26. bxc5 Qxc5 27. a4 Rd2 28. Qf3 g5 29. axb5 Nd6 30. Re1 Nf5 31. fxg5 1-0

[Event "Hoogeveen Unive op 20th"]
[Site "Hoogeveen"]
[Date "2016.10.16"]
[Round "2"]
[White "Hummel, Joop"]
[Black "De Boer, Bas"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "2007"]
[BlackElo "2149"]
[PlyCount "61"]
[EventDate "2016.10.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. Nf3 c5 2. e4 e6 3. d3 Nc6 4. g3 Nf6 5. Bg2 Be7 6. 0-0 d5 7. Nbd2 0-0 8. Re1 b6 9. e5 Nd7 10. Nf1 Bb7 11. c3 d4 12. Bf4 Rc8 13. c4 a6 14. h4 b5 15. b3 Rb8 16. N1h2 bxc4 17. bxc4 Ba8 18. Ng5 Bxg5 19. hxg5 Ne7 20. Qh5 Nf5 21. Bxa8 Rxa8 22. Ng4 Ra7 23. Re4 Rb7 24. Kg2 Re8 25. Rh1 Nf8 26. Nf6+ gxf6 27. gxf6 Rb2 28. Bh6 Qa5 29. Rg4+ Ng6 30. Bd2 Ne3+ 31. Bxe3 1-0

[Event "Hoogeveen Unive op 20th"]
[Site "Hoogeveen"]
[Date "2016.10.15"]
[Round "1"]
[White "Vrolijk, Liam"]
[Black "Hummel, Joop"]
[Result "1-0"]
[ECO "E89"]
[WhiteElo "2265"]
[BlackElo "2007"]
[PlyCount "55"]
[EventDate "2016.10.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Nge2 e5 7. d5 c6 8. Be3 cxd5 9. cxd5 Nbd7 10. Qd2 Nc5 11. 0-0-0 Bd7 12. Kb1 b5 13. Nc1 b4 14. N3e2 Qb8 15. g4 Ncxe4 16. fxe4 Nxe4 17. Qd3 Bxg4 18. Bg2 Nf6 19. Rhf1 Bf5 20. Rxf5 gxf5 21. Qxf5 Qc8 22. Ng3 Ng4 23. Bd2 a5 24. Rg1 Nf6 25. Qg5 Qg4 26. Qxg4 Nxg4 27. Nf5 Nf6 28. Bh3 1-0

[Event "Ghent Taminco op 39th"]
[Site "Ghent"]
[Date "2016.07.19"]
[Round "7"]
[White "Hummel, Joop"]
[Black "McMichael, Richard"]
[Result "0-1"]
[ECO "E01"]
[WhiteElo "2007"]
[BlackElo "2226"]
[PlyCount "54"]
[EventDate "2016.07.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. Nf3 e6 2. g3 d5 3. c4 c6 4. Bg2 Nf6 5. Qc2 Bd6 6. d4 Ne4 7. Nfd2 f5 8. Nxe4 fxe4 9. Nc3 0-0 10. 0-0 Nd7 11. f3 exf3 12. Bxf3 Nf6 13. e4 e5 14. dxe5 Bxe5 15. cxd5 Bh3 16. Bg2 Qb6+ 17. Kh1 Bxg2+ 18. Kxg2 Ng4 19. Bg5 h6 20. h3 hxg5 21. hxg4 Qe3 22. Ne2 cxd5 23. exd5 Rac8 24. Qd1 Rxf1 25. Qxf1 Rf8 26. Qe1 Qf3+ 27. Kh2 Rf6 0-1

[Event "Ghent Taminco op 39th"]
[Site "Ghent"]
[Date "2016.07.16"]
[Round "2"]
[White "Sadkowsky, Daniel"]
[Black "Hummel, Joop"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2260"]
[BlackElo "2007"]
[PlyCount "59"]
[EventDate "2016.07.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 c5 3. Bxf6 gxf6 4. d5 d6 5. c4 Bg7 6. Nc3 f5 7. e3 Nd7 8. Qc2 Ne5 9. Nh3 0-0 10. Be2 Ng6 11. Bd3 e6 12. 0-0 a6 13. a4 b6 14. Rab1 Qh4 15. f4 Qf6 16. Kh1 Bb7 17. e4 fxe4 18. Bxe4 Qe7 19. f5 exf5 20. Bxf5 Qh4 21. Ne4 Be5 22. Neg5 b5 23. b3 Qh5 24. Nf3 Bg7 25. Nhg5 Bc8 26. axb5 axb5 27. cxb5 Bxf5 28. Qxf5 h6 29. g4 Nh4 30. Qh7# 1-0

[Event "Hilversum op"]
[Site "Hilversum"]
[Date "2016.06.17"]
[Round "1"]
[White "Hummel, Joop"]
[Black "Ten Hertog, Hugo"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2016"]
[BlackElo "2447"]
[PlyCount "94"]
[EventDate "2016.06.17"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]

1. Nf3 g6 2. e4 Bg7 3. d4 d6 4. Nc3 a6 5. Be2 b5 6. 0-0 Bb7 7. Re1 Nd7 8. a3 c5 9. d5 Ngf6 10. Bd3 0-0 11. h3 e6 12. Bf4 e5 13. Bg5 h6 14. Be3 Nh5 15. Qd2 g5 16. Nh2 Nf4 17. Nf1 f5 18. exf5 Nb6 19. Be4 Nc4 20. Qc1 Qd7 21. Ng3 a5 22. b3 Nb6 23. a4 b4 24. Nb5 Ba6 25. c4 bxc3 26. Nxc3 Nd3 27. Bxd3 Bxd3 28. Qd2 Bxf5 29. Nxf5 Qxf5 30. Nb5 e4 31. Nxd6 Qg6 32. Bxc5 Bxa1 33. Rxa1 Nd7 34. Ba3 Rfb8 35. Nb5 Ra6 36. Rc1 g4 37. hxg4 Qxg4 38. d6 Rf8 39. Rc3 Kh7 40. Rg3 Qf5 41. Qd4 Rf6 42. Nc7 Rc6 43. Ne8 Ne5 44. Nxf6+ Qxf6 45. Bb2 Rc1+ 46. Kh2 Qh4+ 47. Rh3 Ng4# 0-1

[Event "Hoogeveen Unive op 19th"]
[Site "Hoogeveen"]
[Date "2015.10.24"]
[Round "9"]
[White "Van Dael, Siem"]
[Black "Hummel, Joop"]
[Result "0-1"]
[ECO "B92"]
[WhiteElo "1978"]
[BlackElo "1990"]
[PlyCount "64"]
[EventDate "2015.10.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. Be2 Be7 9. 0-0 Nbd7 10. f4 Qc7 11. Nc1 exf4 12. Rxf4 Ne5 13. Nd5 Bxd5 14. exd5 b5 15. Nb3 0-0 16. Rc1 Qb7 17. Rd4 Bd8 18. Rd2 Bb6 19. Bxb6 Qxb6+ 20. Kh1 Ne4 21. Bd3 Nxd3 22. cxd3 Nf2+ 23. Rxf2 Qxf2 24. Rc2 Qf5 25. Nd4 Qxd5 26. Nc6 Rfe8 27. h3 Re3 28. d4 Rae8 29. Kh2 Qg5 30. Qg4 Qxg4 31. hxg4 Re2 32. Rc3 g6 0-1

[Event "Hoogeveen Unive op 19th"]
[Site "Hoogeveen"]
[Date "2015.10.23"]
[Round "8"]
[White "Hummel, Joop"]
[Black "Munnik, Talitha"]
[Result "0-1"]
[ECO "D34"]
[WhiteElo "1990"]
[BlackElo "2037"]
[PlyCount "112"]
[EventDate "2015.10.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 0-0 6. b3 c5 7. cxd5 exd5 8. 0-0 Nc6 9. Bb2 Be6 10. Nc3 a6 11. Rc1 Qa5 12. dxc5 Bxc5 13. a3 Ba7 14. b4 Qd8 15. Qd3 h6 16. Rfd1 Qe7 17. Nh4 Rfd8 18. Na4 Bg4 19. Bxf6 Qxf6 20. Nc5 Ne5 21. Qd4 g5 22. Nf3 Nxf3+ 23. exf3 Qxd4 24. Rxd4 Be6 25. f4 Rac8 26. fxg5 b6 27. Nb3 Rxc1+ 28. Nxc1 hxg5 29. Nb3 Bb8 30. Rd3 Be5 31. Nd4 Bxd4 32. Rxd4 Kf8 33. Kf1 Ke7 34. Ke2 Kd6 35. h4 Ke5 36. Ke3 gxh4 37. f4+ Kf5 38. Bh3+ Kg6 39. g4 f5 40. g5 Rc8 41. Rd3 Kf7 42. Bg2 Ke7 43. Bxd5 Bxd5 44. Rxd5 Rc3+ 45. Kd4 Rxa3 46. Rxf5 Rb3 47. Kc4 Rg3 48. Rf6 Rg4 49. Kd5 h3 50. Ke5 Rh4 51. Rxb6 h2 52. Rb7+ Ke8 53. Ke6 Kf8 54. f5 h1Q 55. Rb8+ Kg7 56. f6+ Kh7 0-1

[Event "Hoogeveen Unive op 19th"]
[Site "Hoogeveen"]
[Date "2015.10.22"]
[Round "7"]
[White "Vogel, Jaap"]
[Black "Hummel, Joop"]
[Result "1/2-1/2"]
[ECO "D34"]
[WhiteElo "2175"]
[BlackElo "1990"]
[PlyCount "61"]
[EventDate "2015.10.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. c4 c5 4. cxd5 exd5 5. g3 Nc6 6. Bg2 Nf6 7. 0-0 Be7 8. dxc5 Bxc5 9. b3 0-0 10. Bb2 Bg4 11. Nc3 Rc8 12. Rc1 b6 13. a3 Re8 14. b4 Bf8 15. Re1 Qd7 16. Qa4 d4 17. Nb1 d3 18. b5 Na5 19. exd3 Rxc1 20. Rxc1 Qxd3 21. Ne5 Qe2 22. Nxg4 Qxb2 23. Nxf6+ gxf6 24. Qg4+ Kh8 25. Rd1 Qxb5 26. Be4 Qe5 27. Bc2 Bc5 28. Qh3 Bxf2+ 29. Kg2 h5 30. Bf5 Bc5 31. Qxh5+ 1/2-1/2

[Event "Hoogeveen Unive op 19th"]
[Site "Hoogeveen"]
[Date "2015.10.21"]
[Round "6"]
[White "Hummel, Joop"]
[Black "Boersma, Jan"]
[Result "1/2-1/2"]
[ECO "E76"]
[WhiteElo "1990"]
[BlackElo "2153"]
[PlyCount "127"]
[EventDate "2015.10.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 0-0 5. f4 d6 6. Nf3 Na6 7. Bd3 Bg4 8. 0-0 e5 9. fxe5 dxe5 10. d5 c6 11. Be3 cxd5 12. cxd5 Ne8 13. Bxa6 bxa6 14. Qd3 Bc8 15. b3 Nd6 16. Rac1 f5 17. Bc5 Bb7 18. Bxd6 Qxd6 19. Ng5 Bh6 20. Qg3 Qf6 21. h4 f4 22. Qg4 Bc8 23. Ne6 Re8 24. h5 Bxe6 25. dxe6 Qxe6 26. Qxe6+ Rxe6 27. Nd5 Rf8 28. hxg6 hxg6 29. Rc7 Rf7 30. Rfc1 Bf8 31. Kf2 g5 32. Kf3 g4+ 33. Kxg4 Rg6+ 34. Kf3 Rg3+ 35. Kf2 Rd3 36. Rxf7 Kxf7 37. Rc7+ Kg6 38. Ke2 Rg3 39. Kf1 f3 40. gxf3 Rxf3+ 41. Ke2 Rh3 42. Rc6+ Kg5 43. Rxa6 Bc5 44. b4 Bd4 45. a4 Rb3 46. Kd2 Ra3 47. a5 Kg4 48. Ke2 Kg5 49. Rf6 Rb3 50. Rf1 Kg6 51. Kd2 Ra3 52. Kc2 Rg3 53. Rb1 Ra3 54. Rb3 Ra1 55. Rf3 Ra2+ 56. Kb3 Re2 57. Nc3 Re1 58. b5 Kg5 59. b6 axb6 60. axb6 Bxb6 61. Rf5+ Kg6 62. Rxe5 Bd4 63. Re7 Re3 64. Rc7 1/2-1/2

[Event "Hoogeveen Unive op 19th"]
[Site "Hoogeveen"]
[Date "2015.10.20"]
[Round "5"]
[White "De Wolf, Kees"]
[Black "Hummel, Joop"]
[Result "0-1"]
[ECO "D32"]
[WhiteElo "1982"]
[BlackElo "1990"]
[PlyCount "46"]
[EventDate "2015.10.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. e3 Nc6 5. Nf3 Nf6 6. cxd5 exd5 7. h3 c4 8. b3 Bb4 9. Bd2 Bxc3 10. Bxc3 Ne4 11. Rc1 b5 12. bxc4 bxc4 13. Qa4 Bd7 14. Qa3 Qe7 15. Qxe7+ Kxe7 16. Nd2 Nxc3 17. Rxc3 f5 18. g3 Rab8 19. Bg2 Kd6 20. Ke2 Rb2 21. a3 Re8 22. Kd1 Na5 23. Rc2 Ba4 0-1

[Event "Hoogeveen Unive op 19th"]
[Site "Hoogeveen"]
[Date "2015.10.19"]
[Round "4"]
[White "Hummel, Joop"]
[Black "Berghuis, Marten"]
[Result "0-1"]
[ECO "D26"]
[WhiteElo "1990"]
[BlackElo "1981"]
[PlyCount "86"]
[EventDate "2015.10.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. e3 Nf6 4. Bxc4 e6 5. Nf3 Be7 6. Nc3 a6 7. a4 Nc6 8. 0-0 0-0 9. e4 Nb4 10. Qe2 c5 11. dxc5 Bxc5 12. Bg5 Be7 13. Rfd1 Nd7 14. Bf4 Qa5 15. e5 Nb6 16. Qe4 Bd7 17. Bb3 Bc6 18. Qe2 Rfd8 19. Nd4 Bd5 20. Nxd5 N6xd5 21. Bd2 Qb6 22. Be1 Nf4 23. Qe4 Rxd4 24. Rxd4 Qxd4 25. Qxb7 Qa7 26. Qe4 Nfd5 27. a5 Rc8 28. Bd2 Bc5 29. Kh1 Qe7 30. Rc1 Rd8 31. h4 Bxf2 32. Bg5 f6 33. exf6 gxf6 34. Bh6 f5 35. Qc4 Qxh4+ 36. Qxh4 Bxh4 37. Bxd5 Nxd5 38. Kh2 Rd6 39. Rc8+ Kf7 40. Bf8 Be7 41. Bh6 Kg6 42. Bd2 Bf6 43. b3 Be5+ 0-1

[Event "Hoogeveen Unive op 19th"]
[Site "Hoogeveen"]
[Date "2015.10.18"]
[Round "2"]
[White "Hulshof, Peter"]
[Black "Hummel, Joop"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "2175"]
[BlackElo "1990"]
[PlyCount "51"]
[EventDate "2015.10.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 e6 2. Qe2 Be7 3. b3 b6 4. Bb2 Nf6 5. g3 Bb7 6. Bg2 c5 7. d3 0-0 8. Nf3 d5 9. e5 Nfd7 10. 0-0 Nc6 11. Re1 Rc8 12. Na3 a6 13. c3 b5 14. Nc2 Qc7 15. Bc1 h6 16. h4 Rce8 17. Bf4 Qa5 18. Qd2 f6 19. Bxh6 gxh6 20. Qxh6 Rf7 21. Qg6+ Kf8 22. Bh3 Rg7 23. Qh6 f5 24. Qxe6 Rd8 25. Qxf5+ Rf7 26. Qh5 1-0

[Event "Hoogeveen Unive op 19th"]
[Site "Hoogeveen"]
[Date "2015.10.17"]
[Round "1"]
[White "Hummel, Joop"]
[Black "De Jong, Migchiel"]
[Result "0-1"]
[ECO "D79"]
[WhiteElo "1990"]
[BlackElo "2328"]
[PlyCount "68"]
[EventDate "2015.10.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. c4 Bg7 4. Nc3 0-0 5. g3 c6 6. Bg2 d5 7. cxd5 cxd5 8. 0-0 Ne4 9. e3 Nxc3 10. bxc3 Nc6 11. h3 Bf5 12. Nh4 Bd7 13. Bxd5 Bxh3 14. Bg2 Bxg2 15. Nxg2 Rc8 16. e4 Na5 17. Bd2 Nc4 18. Qe2 Qa5 19. Rfc1 Bxd4 20. cxd4 Qxd2 21. Qd1 Rfd8 22. d5 Qg5 23. Qd4 Ne5 24. Rxc8 Nf3+ 25. Kf1 Rxc8 26. Qxa7 Qh5 27. Nh4 Nxh4 28. gxh4 Qxh4 29. Qd4 Rc2 30. Kg2 Qg4+ 31. Kf1 h5 32. Qd3 Rb2 33. Qd4 Qe2+ 34. Kg2 Rd2 0-1

[Event "Hoogeveen Unive op 18th"]
[Site "Hoogeveen"]
[Date "2014.10.18"]
[Round "9"]
[White "Den Hartog, Marijn"]
[Black "Hummel, Joop"]
[Result "1-0"]
[ECO "B81"]
[WhiteElo "2127"]
[BlackElo "1975"]
[PlyCount "65"]
[EventDate "2014.10.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. Nf3 d6 4. d4 cxd4 5. Nxd4 Nf6 6. g4 Nc6 7. g5 Nd7 8. Be3 Nc5 9. f4 Bd7 10. Qf3 Nxd4 11. Bxd4 Qa5 12. 0-0-0 Rc8 13. Kb1 b5 14. Ne2 Nxe4 15. Qxe4 Bc6 16. Qe3 Bxh1 17. f5 Qc7 18. Nc3 a6 19. fxe6 Bb7 20. Bxb5+ axb5 21. exf7+ Kd7 22. Re1 Qc4 23. Qe8+ Kc7 24. b3 Qc6 25. Nxb5+ Kb8 26. c4 d5 27. Qe3 Bc5 28. Bxc5 Qxc5 29. Qxc5 Rxc5 30. Re8+ Rc8 31. Nd6 Rd8 32. Rxd8+ Rxd8 33. Ne8 1-0

[Event "Hoogeveen Unive op 18th"]
[Site "Hoogeveen"]
[Date "2014.10.17"]
[Round "8"]
[White "Hummel, Joop"]
[Black "Groetzbach, Daniel"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "1975"]
[BlackElo "1976"]
[PlyCount "53"]
[EventDate "2014.10.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c4 c6 4. Nc3 e6 5. cxd5 exd5 6. Bg5 Be7 7. Qc2 Nbd7 8. e3 Nf8 9. Bd3 Ng6 10. 0-0 0-0 11. Rab1 Re8 12. b4 Ne4 13. Bxe7 Qxe7 14. b5 f5 15. bxc6 bxc6 16. Na4 Qd6 17. Rfc1 Re6 18. h4 f4 19. Bxe4 dxe4 20. Ng5 Ne7 21. Nxe6 Bxe6 22. Rb7 Bc8 23. Rbb1 Bf5 24. Qc5 Qd7 25. Qe5 Ng6 26. Rb8+ Kf7 27. Nc5 1-0

[Event "Hoogeveen Unive op 18th"]
[Site "Hoogeveen"]
[Date "2014.10.16"]
[Round "7"]
[White "Gieben, Stijn"]
[Black "Hummel, Joop"]
[Result "1/2-1/2"]
[ECO "B86"]
[WhiteElo "2157"]
[BlackElo "1975"]
[PlyCount "132"]
[EventDate "2014.10.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bb3 Nbd7 8. f3 Nc5 9. Be3 Qc7 10. Qd2 b5 11. 0-0-0 Bb7 12. Kb1 Be7 13. Qf2 0-0 14. g4 Nfd7 15. h4 Ne5 16. g5 Nc4 17. Bxc4 bxc4 18. Nde2 Rab8 19. Qg3 f5 20. gxf6 Rxf6 21. Bg5 Qb6 22. b3 cxb3 23. cxb3 Nxb3 24. Kc2 Nc5 25. Bxf6 Bxf6 26. Rxd6 Bxe4+ 27. Nxe4 Qb2+ 28. Kd1 Nxe4 29. fxe4 Be5 30. Qd3 Bxd6 31. Qxd6 Kh8 32. Rf1 Rg8 33. Qd4 Qb1+ 34. Nc1 Rc8 35. Kd2 Qc2+ 36. Ke3 Rc3+ 37. Nd3 h6 38. Rg1 e5 39. Qd7 Rxd3+ 40. Qxd3 Qc5+ 41. Kd2 Qxg1 42. Qxa6 Qd4+ 43. Qd3 Qf2+ 44. Qe2 Qxh4 45. a4 Qd8+ 46. Kc2 Qc7+ 47. Kb2 Kg8 48. Qb5 Kf8 49. a5 Ke7 50. a6 Kd8 51. Qd5+ Ke7 52. Qb7 Kd7 53. Qb3 Kc6 54. Qe6+ Kb5 55. a7 Qxa7 56. Qxe5+ Ka6 57. Kc3 Qe3+ 58. Kc4 Qe2+ 59. Kd5 Qb5+ 60. Ke6 Qxe5+ 61. Kxe5 h5 62. Kf5 Kb6 63. Kg5 g6 64. e5 Kc7 65. Kf6 h4 66. e6 h3 1/2-1/2

[Event "Hoogeveen Unive op 18th"]
[Site "Hoogeveen"]
[Date "2014.10.15"]
[Round "6"]
[White "Hummel, Joop"]
[Black "Poznyak, Nazar"]
[Result "1/2-1/2"]
[ECO "A57"]
[WhiteElo "1975"]
[BlackElo "1824"]
[PlyCount "115"]
[EventDate "2014.10.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 c5 3. d5 g6 4. c4 b5 5. cxb5 a6 6. e3 axb5 7. Bxb5 Qa5+ 8. Nc3 Bb7 9. 0-0 Bg7 10. a4 0-0 11. e4 e6 12. Bf4 Qb6 13. Ne5 Na6 14. Nc4 Qd8 15. Nd6 Bc8 16. h3 Nc7 17. Nxc8 Qxc8 18. Bc4 Rb8 19. Qd2 Rb4 20. b3 e5 21. Bxe5 Nxe4 22. Nxe4 Bxe5 23. Nxc5 Rxc4 24. bxc4 Bxa1 25. Rxa1 Na6 26. Nxa6 Qxa6 27. Qd4 Rc8 28. c5 Qa7 29. d6 Qxc5 30. Qxc5 Rxc5 31. a5 Rc8 32. a6 Kg7 33. f4 Kf6 34. Kf2 Ke6 35. a7 Ra8 36. Ra6 Kd5 37. f5 Kc5 38. Ke3 Kb5 39. Ra1 Kb6 40. fxg6 fxg6 41. Kd4 Rxa7 42. Rxa7 Kxa7 43. Ke5 Kb6 44. Kf6 Kc6 45. Ke7 g5 46. g3 h5 47. g4 h4 48. Kf6 Kxd6 49. Kxg5 Kc5 50. Kf4 d5 51. Ke3 Kc4 52. g5 d4+ 53. Ke4 d3 54. g6 d2 55. g7 d1Q 56. g8Q+ Kc5 57. Qc8+ Kb6 58. Qb8+ 1/2-1/2

[Event "Hoogeveen Unive op 18th"]
[Site "Hoogeveen"]
[Date "2014.10.15"]
[Round "5"]
[White "Mellema, Andries"]
[Black "Hummel, Joop"]
[Result "1-0"]
[ECO "B81"]
[WhiteElo "2136"]
[BlackElo "1975"]
[PlyCount "109"]
[EventDate "2014.10.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e6 7. g4 d5 8. exd5 Nxd5 9. Nde2 Bc5 10. Nxd5 exd5 11. Bg2 0-0 12. Qxd5 Qb6 13. 0-0 Nc6 14. Nc3 Nb4 15. Qe4 f5 16. Qe2 fxg4 17. Na4 Qg6 18. Be4 Bf5 19. Nxc5 gxh3+ 20. Kh1 Rae8 21. f3 b6 22. Rg1 Qh5 23. Rg5 Bxe4 24. Nxe4 Qxf3+ 25. Qxf3 Rxf3 26. Rg4 Nxc2 27. Rb1 Rf1+ 28. Kh2 Ne3 29. Bxe3 Rxb1 30. Nf6+ Kf7 31. Nxe8 Kxe8 32. Bd4 g6 33. Kxh3 b5 34. Bc3 Rf1 35. Rd4 Rf7 36. Rd6 a5 37. Bxa5 Rf2 38. Bc3 b4 39. Bh8 Rf5 40. Rd2 Ra5 41. b3 Ke7 42. Bd4 Ke6 43. Bf2 Kf5 44. Kg3 h5 45. Kf3 g5 46. Rc2 g4+ 47. Kg3 Ke4 48. Bc5 Kd3 49. Bxb4 Ra8 50. Rc3+ Ke2 51. a4 Rb8 52. Bd6 Rd8 53. Bf4 Rd1 54. Rc2+ Kd3 55. Rd2+ 1-0

[Event "Hoogeveen Unive op 18th"]
[Site "Hoogeveen"]
[Date "2014.10.14"]
[Round "4"]
[White "Hummel, Joop"]
[Black "Clemens, Adrian HP"]
[Result "0-1"]
[ECO "E69"]
[WhiteElo "1975"]
[BlackElo "2195"]
[PlyCount "116"]
[EventDate "2014.10.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. c4 0-0 5. Bg2 d6 6. 0-0 c6 7. Nc3 Qa5 8. h3 e5 9. e4 Nbd7 10. Be3 Nb6 11. Qd3 exd4 12. Nxd4 Qa6 13. Nc2 d5 14. exd5 cxd5 15. Nb4 Qxc4 16. Ncxd5 Nfxd5 17. Qxc4 Nxc4 18. Nxd5 Nxe3 19. Nxe3 Be6 20. Rac1 Bxb2 21. Rc7 Rab8 22. a4 Be5 23. Rxb7 Rxb7 24. Bxb7 Bxh3 25. Rb1 Be6 26. a5 Rd8 27. Rb5 Bd4 28. Nd5 a6 29. Ne7+ Kf8 30. Nc6 axb5 31. Nxd8 Bd7 32. Nc6 Bxc6 33. Bxc6 b4 34. Bd5 Ke7 35. Kf1 f6 36. f3 Kd6 37. Bg8 h6 38. Ke2 Kc5 39. Kd3 Bf2 40. a6 Kb6 41. Kc4 Be1 42. Bh7 g5 43. g4 Kxa6 44. Bd3 Ka5 45. Bc2 Bc3 46. Kc5 Ka6 47. Kc6 Ka7 48. Kd5 Kb6 49. Kc4 Kc6 50. Be4+ Kd6 51. Kd3 Ke5 52. Bb7 Kf4 53. Ke2 b3 54. Be4 h5 55. gxh5 g4 56. Kf2 f5 57. Bb1 Bd4+ 58. Ke2 g3 0-1

[Event "Hoogeveen Unive op 18th"]
[Site "Hoogeveen"]
[Date "2014.10.13"]
[Round "3"]
[White "Vogel, Jaap"]
[Black "Hummel, Joop"]
[Result "1-0"]
[ECO "E60"]
[WhiteElo "2239"]
[BlackElo "1975"]
[PlyCount "103"]
[EventDate "2014.10.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. c4 Nbd7 7. Qc2 c6 8. Rd1 Qc7 9. h3 e5 10. e4 Nh5 11. Nc3 f5 12. d5 Nc5 13. Be3 Nxe4 14. Nxe4 fxe4 15. Ng5 cxd5 16. Rxd5 Nf6 17. Rd2 d5 18. cxd5 Qxc2 19. Rxc2 Nxd5 20. Bc5 Re8 21. Nxe4 Bf5 22. Rd2 Nb6 23. Nd6 Red8 24. Bxb7 Rab8 25. Bg2 Bh6 26. Rdd1 Na4 27. Nxf5 gxf5 28. Bxa7 Rxd1+ 29. Rxd1 Rxb2 30. Bd5+ Kg7 31. Bb3 Nc3 32. Rd7+ Kg6 33. Bb8 Ne2+ 34. Kf1 Nd4 35. Bxe5 Rb1+ 36. Kg2 Nxb3 37. axb3 Rxb3 38. Rd6+ Kh5 39. Rf6 Bg5 40. Rxf5 Kg6 41. Rf3 Rb4 42. Ra3 Rb6 43. f4 Be7 44. Rc3 h5 45. g4 Ra6 46. Kf3 Bb4 47. Rc4 Ra3+ 48. Ke4 Bf8 49. Rc6+ Kf7 50. Kf5 Rxh3 51. g5 Ra3 52. g6+ 1-0

[Event "Hoogeveen Unive op 18th"]
[Site "Hoogeveen"]
[Date "2014.10.12"]
[Round "2"]
[White "Goossens, Hanne"]
[Black "Hummel, Joop"]
[Result "0-1"]
[ECO "B86"]
[WhiteElo "2187"]
[BlackElo "1975"]
[PlyCount "82"]
[EventDate "2014.10.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. 0-0 Be7 8. a4 Bd7 9. a5 Nc6 10. Nb3 Ne5 11. Be2 Bc6 12. f4 Ng6 13. Bd3 Qc7 14. Be3 Rc8 15. Nd4 Bd7 16. Qe2 0-0 17. h3 e5 18. Nf5 Bxf5 19. exf5 Nxf4 20. Bxf4 exf4 21. Rxf4 d5 22. Qf3 Rfe8 23. Rfa4 Bc5+ 24. Kh1 Re3 25. Qf4 Qe7 26. Qf1 Qe5 27. Qf4 Qe7 28. Qh4 Bd6 29. Rf1 Qe5 30. Raf4 Re8 31. Ne2 Rxe2 32. Bxe2 Qxe2 33. R4f2 Qe5 34. g4 Qe4+ 35. Rf3 Qxc2 36. R3f2 Qe4+ 37. Rg2 d4 38. Qf2 Nd5 39. f6 Ne3 40. Re1 Re6 41. g5 Qxg2+ 0-1

[Event "Hoogeveen Unive op 18th"]
[Site "Hoogeveen"]
[Date "2014.10.11"]
[Round "1"]
[White "Hummel, Joop"]
[Black "Lorscheid, Gerhard"]
[Result "0-1"]
[ECO "A09"]
[WhiteElo "1975"]
[BlackElo "2242"]
[PlyCount "66"]
[EventDate "2014.10.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. Nf3 g6 2. g3 Bg7 3. Bg2 e5 4. 0-0 d5 5. c4 d4 6. d3 Ne7 7. e3 dxe3 8. fxe3 Nbc6 9. Nc3 0-0 10. a3 Bf5 11. e4 Bg4 12. Be3 Qd7 13. Nd5 Nd4 14. Nxe7+ Qxe7 15. Bxd4 exd4 16. Qd2 a5 17. b4 c6 18. bxa5 Qc5 19. Qb4 Rxa5 20. h3 Bc8 21. Nd2 Qa7 22. Nb3 Rg5 23. Qd6 b5 24. Qf4 Qe7 25. Na5 Bd7 26. h4 Rg4 27. Nxc6 Qc5 28. cxb5 Rxf4 29. gxf4 Bxc6 30. bxc6 Qxc6 31. a4 Qa6 32. Rfd1 Rb8 33. e5 Rb4 0-1

[Event "Vlissingen HZ op 18th"]
[Site "Vlissingen"]
[Date "2014.08.09"]
[Round "9"]
[White "Stolwijk, Colin"]
[Black "Hummel, Joop"]
[Result "1-0"]
[ECO "B52"]
[WhiteElo "2164"]
[BlackElo "1996"]
[PlyCount "65"]
[EventDate "2014.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. c4 Nc6 6. d4 cxd4 7. Nxd4 Nf6 8. f3 g6 9. Be3 Bg7 10. 0-0 0-0 11. Nc3 Rac8 12. b3 a6 13. a4 Qc7 14. Qd2 e6 15. Rfd1 Rfd8 16. Nxc6 bxc6 17. a5 c5 18. Bf4 Qb7 19. Rab1 Nd7 20. Ne2 Nb8 21. b4 cxb4 22. Rxb4 Qc7 23. Rb6 e5 24. Bg5 f6 25. Be3 Bf8 26. Qd5+ Qf7 27. Rdb1 Nd7 28. Rxa6 Rxc4 29. Ra7 Qxd5 30. exd5 Rc2 31. Bb6 Nxb6 32. axb6 Bh6 33. Kf2 1-0

[Event "Vlissingen HZ op 18th"]
[Site "Vlissingen"]
[Date "2014.08.03"]
[Round "3"]
[White "Vedder, Richard"]
[Black "Hummel, Joop"]
[Result "1-0"]
[ECO "C17"]
[WhiteElo "2277"]
[BlackElo "1996"]
[PlyCount "33"]
[EventDate "2014.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. Qg4 Ne7 6. dxc5 Nbc6 7. Bd2 0-0 8. Nf3 f5 9. exf6 Rxf6 10. 0-0-0 e5 11. Qh5 Bf5 12. Bg5 Bxc3 13. Bxf6 gxf6 14. bxc3 Qa5 15. Nh4 Be6 16. Rd3 Kh8 17. Qh6 1-0

[Event "Ghent Taminco op 37th"]
[Site "Ghent"]
[Date "2014.07.19"]
[Round "2"]
[White "Hummel, Joop"]
[Black "Van der Stricht, Geert"]
[Result "0-1"]
[ECO "D17"]
[WhiteElo "1996"]
[BlackElo "2350"]
[PlyCount "90"]
[EventDate "2014.07.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 c6 3. c4 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. Ne5 Nbd7 7. Nxc4 Nb6 8. Ne5 a5 9. g3 e6 10. Bg2 Bb4 11. 0-0 0-0 12. Bg5 h6 13. Bf4 Bh7 14. g4 Nfd7 15. Nd3 Qf6 16. e3 Bxd3 17. Qxd3 e5 18. dxe5 Nxe5 19. Qd4 Ned7 20. Rfd1 Qxd4 21. Rxd4 Nc5 22. Bd6 Rfd8 23. Rxb4 axb4 24. Bxc5 bxc3 25. Bxb6 cxb2 26. Rb1 Rd2 27. a5 Rc2 28. Be4 Rc1+ 29. Kg2 Re8 30. Bd3 Rc3 31. Bf1 Rc2 32. Bd4 c5 33. Bxb2 c4 34. Bd4 Ra8 35. Rb5 Rc8 36. Rxb7 Ra2 37. Bc3 Ra3 38. Bb4 Ra1 39. Be2 c3 40. a6 c2 41. Bd2 Rd1 42. a7 Rxd2 43. Rb8 Rdd8 44. a8Q Rxb8 45. Qa3 Rdc8 0-1

[Event "Groningen op-A 51st"]
[Site "Groningen"]
[Date "2013.12.30"]
[Round "9"]
[White "Hummel, Joop"]
[Black "Den Hartog, Marijn"]
[Result "0-1"]
[ECO "E62"]
[WhiteElo "2006"]
[BlackElo "2025"]
[PlyCount "88"]
[EventDate "2013.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 158 Extra"]
[Source "ChessBase"]
[SourceDate "2014.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2014.02.28"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. c4 Bg7 4. g3 0-0 5. Bg2 d6 6. 0-0 c6 7. Nc3 Qa5 8. d5 cxd5 9. cxd5 b5 10. b4 Qxb4 11. Bd2 Bd7 12. Rb1 Qc5 13. e4 Ng4 14. Qb3 a6 15. a4 bxa4 16. Qb7 Qa7 17. Qb4 Bb5 18. Nxb5 axb5 19. h3 Ne5 20. Nxe5 Bxe5 21. Be3 Qa5 22. Qa3 Na6 23. Rfd1 b4 24. Bd2 bxa3 25. Bxa5 a2 26. Ra1 Bxa1 27. Rxa1 Nc5 28. Bc3 Rfb8 29. Rxa2 a3 30. e5 Ra4 31. exd6 exd6 32. h4 f5 33. h5 Rb3 34. Ba1 Rb1+ 35. Bf1 Nb3 36. Bc3 Nc1 37. Rc2 a2 38. h6 a1Q 39. Bxa1 Raxa1 40. Rc8+ Kf7 41. Rc7+ Kf6 42. Kg2 Nb3 43. Bd3 Rg1+ 44. Kf3 Rae1 0-1

[Event "Groningen op-A 51st"]
[Site "Groningen"]
[Date "2013.12.29"]
[Round "8"]
[White "Veltman, Anne"]
[Black "Hummel, Joop"]
[Result "0-1"]
[ECO "B96"]
[WhiteElo "2052"]
[BlackElo "2006"]
[PlyCount "110"]
[EventDate "2013.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 158 Extra"]
[Source "ChessBase"]
[SourceDate "2014.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2014.02.28"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bg5 Nbd7 8. f4 Qa5 9. Qe2 Be7 10. Bb3 h6 11. Bxf6 Bxf6 12. 0-0-0 Qc5 13. e5 dxe5 14. Ne4 Qe7 15. Nf5 exf5 16. Nd6+ Kf8 17. Nxf5 Qb4 18. fxe5 Qf4+ 19. Kb1 Qxe5 20. Qxe5 Nxe5 21. Nd6 Bg4 22. Rde1 Rd8 23. Nxb7 Rd2 24. Nc5 Bf5 25. Rhf1 Bg6 26. Nxa6 Kg8 27. g4 Kh7 28. h3 Nd3 29. Re3 Ra8 30. Nc7 Rc8 31. Nd5 Bd4 32. Ne7 Bxe3 33. Nxc8 Nc5 34. Ne7 Be4 35. Bxf7 Bg5 36. b4 Bxc2+ 37. Kb2 Bd3+ 38. Kc3 Ne4+ 39. Kb3 Bxe7 40. Rc1 Bf6 41. a4 Rb2+ 42. Ka3 Nd2 43. a5 Bb5 44. Ba2 Ne4 45. Be6 Nd6 46. Rc7 Re2 47. Bd5 Re3+ 48. Ka2 Rc3 49. Ra7 Nc4 50. Be4+ Kg8 51. Bg6 Nd6 52. Ra8+ Rc8 53. Ra7 Bc4+ 54. Kb1 Nb5 55. Rd7 Na3+ 0-1

[Event "Groningen op-A 51st"]
[Site "Groningen"]
[Date "2013.12.28"]
[Round "7"]
[White "Hummel, Joop"]
[Black "Sandvik, Thomas"]
[Result "0-1"]
[ECO "A43"]
[WhiteElo "2006"]
[BlackElo "2083"]
[PlyCount "92"]
[EventDate "2013.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 158 Extra"]
[Source "ChessBase"]
[SourceDate "2014.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2014.02.28"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 c5 3. d5 b5 4. Bg5 Qb6 5. Bxf6 Qxf6 6. e4 Qxb2 7. Nbd2 g6 8. Rb1 Qxa2 9. Bxb5 Qa5 10. 0-0 Qc7 11. e5 Bg7 12. d6 Qd8 13. Ne4 e6 14. Nxc5 0-0 15. Qd4 a5 16. Ba4 Na6 17. Nb7 Bxb7 18. Rxb7 Nb8 19. Qc4 Nc6 20. Bxc6 dxc6 21. Qc5 a4 22. Nd4 Ra5 23. Qc4 Bxe5 24. Nxc6 Bxh2+ 25. Kxh2 Qxd6+ 26. Kg1 Rc5 27. Qxa4 Qxc6 28. Qxc6 Rxc6 29. Rc1 Rfc8 30. Rb2 Kg7 31. Kf1 h5 32. Ke2 f5 33. Kd3 Rc3+ 34. Kd2 Kf6 35. Re1 R3c5 36. f4 Rc4 37. Rf1 h4 38. Rf3 Rd4+ 39. Ke2 Rcc4 40. c3 Rxf4 41. Rxf4 Rxf4 42. Kd3 e5 43. c4 Rd4+ 44. Kc3 Rd8 45. c5 f4 46. Kb4 g5 0-1

[Event "Groningen op-A 51st"]
[Site "Groningen"]
[Date "2013.12.27"]
[Round "6"]
[White "Stavast, Dick"]
[Black "Hummel, Joop"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2066"]
[BlackElo "2006"]
[PlyCount "87"]
[EventDate "2013.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 158 Extra"]
[Source "ChessBase"]
[SourceDate "2014.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2014.02.28"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 c6 3. Nf3 Nf6 4. d4 g6 5. 0-0 Bg7 6. Re1 0-0 7. c4 dxc4 8. a4 Nd5 9. Na3 c3 10. bxc3 Nxc3 11. Qb3 Nd5 12. e4 Qb6 13. Qc4 Nf6 14. Rb1 Qa5 15. h3 Qh5 16. g4 Qa5 17. Qc2 Qc7 18. Nc4 b6 19. Nce5 Bb7 20. Bf4 Qd8 21. Rbd1 Qc8 22. Qb3 Na6 23. Ng5 e6 24. Bf1 h6 25. Ngf3 c5 26. d5 Kh7 27. Bc4 exd5 28. exd5 Nd7 29. Nc6 Nf6 30. Ne7 Qd7 31. d6 Nxg4 32. Bb5 c4 33. Qxc4 Ne5 34. Nxe5 Qxh3 35. Bc6 Bxc6 36. Qxc6 Nc5 37. Qd5 Ne6 38. Bg3 Ng5 39. Qg2 Qh5 40. Rd3 Rad8 41. N7c6 Ra8 42. d7 Ne6 43. Nxf7 Nc5 44. Rd5 1-0

[Event "Groningen op-A 51st"]
[Site "Groningen"]
[Date "2013.12.26"]
[Round "5"]
[White "Hummel, Joop"]
[Black "Gerlagh, Joris"]
[Result "1/2-1/2"]
[ECO "D73"]
[WhiteElo "2006"]
[BlackElo "2032"]
[PlyCount "111"]
[EventDate "2013.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 158 Extra"]
[Source "ChessBase"]
[SourceDate "2014.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2014.02.28"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. g3 Bg7 4. Bg2 d5 5. c4 dxc4 6. Qa4+ Nfd7 7. Qxc4 Nb6 8. Qc2 Nc6 9. 0-0 Bf5 10. Qd1 0-0 11. Nc3 Qc8 12. d5 Rd8 13. Qb3 Ne5 14. Bf4 Nxf3+ 15. Bxf3 e5 16. Bg5 Re8 17. Rac1 Qd7 18. Nb5 Rec8 19. e4 Bh3 20. Rfd1 a6 21. Nxc7 Rxc7 22. Qxb6 Rac8 23. Rxc7 Rxc7 24. Bg2 Bxg2 25. Kxg2 Bf8 26. Qf6 h6 27. Be3 Bg7 28. Qb6 Rc4 29. f3 Bf8 30. Qb3 Qc8 31. Rd2 b5 32. d6 Qd7 33. Qd3 Rc6 34. Qe2 Rxd6 35. Rxd6 Qxd6 36. Qd2 h5 37. Qxd6 Bxd6 38. h3 f6 39. g4 hxg4 40. fxg4 Kg7 41. h4 Kh7 42. Kf2 Bb4 43. a3 Ba5 44. Bc5 Bd2 45. Be3 Ba5 46. Ke2 Kg7 47. Kd3 Be1 48. h5 Bh4 49. hxg6 Kxg6 50. Ke2 Bg5 51. Bc5 Bc1 52. b3 Kg5 53. Kf3 Bd2 54. a4 bxa4 55. bxa4 Bc1 56. Be7 1/2-1/2

[Event "Groningen op-A 51st"]
[Site "Groningen"]
[Date "2013.12.24"]
[Round "4"]
[White "Khelaia, Giorgi"]
[Black "Hummel, Joop"]
[Result "1-0"]
[ECO "D44"]
[WhiteElo "2110"]
[BlackElo "2006"]
[PlyCount "77"]
[EventDate "2013.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 158 Extra"]
[Source "ChessBase"]
[SourceDate "2014.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2014.02.28"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. d4 c6 4. Nf3 Nf6 5. Bg5 dxc4 6. e4 b5 7. e5 h6 8. Bh4 g5 9. Nxg5 Nd5 10. Nxf7 Qxh4 11. Nxh8 Bb4 12. Qd2 c5 13. dxc5 Nd7 14. 0-0-0 Nxe5 15. f4 Bxc3 16. bxc3 Qxf4 17. Qxf4 Nxf4 18. Rd4 Nfd3+ 19. Bxd3 Nxd3+ 20. Kd2 e5 21. Rd6 Nxc5 22. Re1 Ke7 23. Rxh6 Nd3 24. Re3 Be6 25. Rh7+ Kd6 26. Nf7+ Bxf7 27. Rxf7 Ke6 28. Rb7 Rg8 29. g3 Rf8 30. Rxb5 Rf2+ 31. Re2 Rf7 32. a4 Rd7 33. Kc2 Rc7 34. a5 Nc5 35. g4 e4 36. Rxc5 Rxc5 37. Rxe4+ Kf6 38. h4 Rxa5 39. Rxc4 1-0

[Event "Groningen op-A 51st"]
[Site "Groningen"]
[Date "2013.12.23"]
[Round "3"]
[White "Hummel, Joop"]
[Black "Maris, Ivo"]
[Result "0-1"]
[ECO "E10"]
[WhiteElo "2006"]
[BlackElo "2161"]
[PlyCount "80"]
[EventDate "2013.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 158 Extra"]
[Source "ChessBase"]
[SourceDate "2014.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2014.02.28"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 e6 3. c4 c5 4. d5 b5 5. dxe6 fxe6 6. cxb5 d5 7. g3 Bd6 8. b3 Bb7 9. Bh3 e5 10. 0-0 e4 11. Ng5 Be5 12. Ne6 Qe7 13. Ba3 Bxa1 14. Bxc5 Qf7 15. Bd6 Bc8 16. Nc7+ Qxc7 17. Bxc7 Bxh3 18. Re1 Nbd7 19. Qd2 Rc8 20. Bd6 Kf7 21. Rc1 e3 22. fxe3 Ke6 23. Ba3 Ne4 24. Qa5 Rxc1+ 25. Bxc1 Rf8 26. Qe1 Ne5 27. Bd2 Ng4 28. Qc1 Bb2 29. Qc6+ Nd6 30. Qxd6+ Kxd6 31. Bb4+ Kc7 32. Bxf8 Bc1 33. Bc5 Bxe3+ 34. Bxe3 Nxe3 35. Kf2 Ng4+ 36. Kg1 Kb6 37. Nc3 Kc5 38. a4 h6 39. b4+ Kc4 40. a5 Ne5 0-1

[Event "Groningen op-A 51st"]
[Site "Groningen"]
[Date "2013.12.22"]
[Round "2"]
[White "Vereggen, Lars"]
[Black "Hummel, Joop"]
[Result "1/2-1/2"]
[ECO "D31"]
[WhiteElo "2147"]
[BlackElo "2006"]
[PlyCount "125"]
[EventDate "2013.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 158 Extra"]
[Source "ChessBase"]
[SourceDate "2014.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2014.02.28"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 c6 4. Nc3 dxc4 5. a4 Bb4 6. e3 b5 7. Bd2 a5 8. axb5 Bxc3 9. Bxc3 cxb5 10. b3 Bb7 11. bxc4 b4 12. Bb2 Nf6 13. Bd3 Nbd7 14. 0-0 0-0 15. Qc2 Qc7 16. Ne5 Nxe5 17. dxe5 Ng4 18. Bxh7+ Kh8 19. h3 Qc6 20. f3 Nxe3 21. Qf2 Kxh7 22. Qxe3 Qxc4 23. Rfc1 Qh4 24. Rc7 Bd5 25. Bd4 Kg8 26. Bc5 Rfe8 27. Kh2 b3 28. Ba3 Rec8 29. Rac1 Rxc7 30. Rxc7 Qa4 31. Qc1 Qd4 32. Bb2 Qf2 33. Qf4 Rf8 34. Bd4 Qe2 35. Bc5 Qc2 36. Bxf8 Qxc7 37. Ba3 Qc3 38. Qg5 f6 39. exf6 Qxf6 40. Qd2 Qe5+ 41. f4 Qe4 42. Kg3 Kh7 43. Bb2 a4 44. Kh2 Kg6 45. Qf2 Kf5 46. g4+ Kg6 47. Kg3 Kh7 48. Kh4 Qb4 49. Qa7 Bb7 50. Qb8 a3 51. Bxa3 Qxa3 52. Qxb7 b2 53. Qe4+ Kh8 54. Qg6 Qe7+ 55. g5 e5 56. Qb6 exf4 57. Qxb2 Qe4 58. Qf2 Qf5 59. Qf3 Kg8 60. Qa8+ Kh7 61. Qf3 Kg8 62. Qa8+ Kf7 63. Qb7+ 1/2-1/2

[Event "Groningen op-A 51st"]
[Site "Groningen"]
[Date "2013.12.21"]
[Round "1"]
[White "Hummel, Joop"]
[Black "Beukema, Stefan"]
[Result "0-1"]
[ECO "A04"]
[WhiteElo "2006"]
[BlackElo "2280"]
[PlyCount "44"]
[EventDate "2013.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 158 Extra"]
[Source "ChessBase"]
[SourceDate "2014.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2014.02.28"]
[SourceQuality "1"]

1. Nf3 f5 2. e4 fxe4 3. Ng5 e5 4. Nxe4 Nc6 5. Bb5 Nf6 6. Nbc3 Nd4 7. 0-0 c6 8. Nxf6+ Qxf6 9. Ne4 Qg6 10. Bd3 d5 11. Ng3 e4 12. Re1 Be7 13. Nxe4 dxe4 14. Rxe4 Qf6 15. c3 Nf5 16. Qb3 Nd6 17. Re3 Bg4 18. Bc4 Rf8 19. f3 0-0-0 20. d4 Nxc4 21. Qxc4 Bd6 22. Re1 Bxh2+ 0-1

[Event "Dieren Reserve-A"]
[Site "Dieren"]
[Date "2013.07.27"]
[Round "6"]
[White "Hummel, Joop"]
[Black "Etmans, Maarten D"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "1994"]
[BlackElo "2111"]
[PlyCount "80"]
[EventDate "2013.07.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. Nf3 d6 2. e4 Nc6 3. c3 Nf6 4. d4 Bg4 5. Qa4 Bxf3 6. gxf3 d5 7. c4 e6 8. Bg5 dxe4 9. Nc3 Bb4 10. 0-0-0 Bxc3 11. bxc3 h6 12. Bxf6 Qxf6 13. d5 Qxc3+ 14. Kb1 Qb4+ 15. Qxb4 Nxb4 16. fxe4 Na6 17. Rg1 0-0 18. Rd3 e5 19. Rdg3 g6 20. h4 Nc5 21. f3 a5 22. Kc2 Ra6 23. Rg4 Kh7 24. Bd3 Rb6 25. f4 exf4 26. Rxf4 Rb2+ 27. Kc3 Rxa2 28. Bb1 Rh2 29. e5 Rh3+ 30. Kd2 Kg7 31. e6 a4 32. exf7 Rxf7 33. Rxg6+ Kf8 34. Rxf7+ Kxf7 35. Rxh6 Ke7 36. Rh8 a3 37. Ra8 Na6 38. Kc1 Rxh4 39. Bd3 Rh1+ 40. Kc2 a2 0-1

[Event "Amsterdam Science Park op-B 3rd"]
[Site "Amsterdam"]
[Date "2013.07.13"]
[Round "8"]
[White "Van Veelen, Jouke"]
[Black "Hummel, Joop"]
[Result "1-0"]
[ECO "E68"]
[WhiteElo "1899"]
[BlackElo "1957"]
[PlyCount "44"]
[EventDate "2013.07.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d6 3. Bg2 g6 4. d4 Bg7 5. 0-0 0-0 6. c4 c6 7. Nc3 Nbd7 8. e4 e5 9. Re1 Qe8 10. Rb1 Nh5 11. b3 f5 12. Ba3 Rf6 13. Rb2 h6 14. Rbe2 Re6 15. d5 cxd5 16. exf5 gxf5 17. Nd4 Nc5 18. Nxe6 Bxe6 19. Bxd5 e4 20. Bxe6+ Nxe6 21. Nxe4 Nhf4 22. gxf4 Nxf4 1-0

[Event "Amsterdam Science Park op-B 3rd"]
[Site "Amsterdam"]
[Date "2013.07.12"]
[Round "7"]
[White "Hummel, Joop"]
[Black "Van der Velde, Wytse"]
[Result "1/2-1/2"]
[ECO "A90"]
[WhiteElo "1957"]
[BlackElo "1923"]
[PlyCount "114"]
[EventDate "2013.07.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. d4 f5 2. c4 Nf6 3. Nf3 e6 4. g3 d5 5. Bg2 c6 6. 0-0 Bd6 7. b3 Qe7 8. Bb2 0-0 9. Ne5 b6 10. Nc3 Bb7 11. Qd3 Nbd7 12. cxd5 exd5 13. Qxf5 Nxe5 14. dxe5 Bxe5 15. Nxd5 Nxd5 16. Bxd5+ cxd5 17. Qxe5 Qxe5 18. Bxe5 Rac8 19. Rfc1 Ba6 20. e3 Bd3 21. Rc3 Rxc3 22. Bxc3 Rc8 23. Rc1 Be4 24. Kf1 Bf3 25. Ke1 g5 26. Kd2 g4 27. Bd4 Rxc1 28. Kxc1 Kf7 29. a4 Ke6 30. a5 bxa5 31. Bxa7 Ke5 32. Kd2 Ke4 33. Bb6 Bg2 34. Bxa5 d4 35. Bb6 dxe3+ 36. fxe3 Bf1 37. Bc7 Kd5 38. Kc3 Be2 39. Bf4 Bf1 40. Kb4 Bd3 41. Ka5 Kc5 42. Bh6 Kc6 43. Bg7 Be4 44. Kb4 Kd5 45. Kb5 Bd3+ 46. Kb6 Kd6 47. b4 Be4 48. Bf8+ Kd7 49. Kc5 Ke6 50. b5 Bf3 51. Kd4 Kf5 52. Bh6 Bg2 53. Bf4 h5 54. Kc5 Ke6 55. b6 Bf3 56. Kb5 Kd7 57. Kc4 Ke6 1/2-1/2

[Event "Amsterdam Science Park op-B 3rd"]
[Site "Amsterdam"]
[Date "2013.07.11"]
[Round "6"]
[White "Kleeman, David"]
[Black "Hummel, Joop"]
[Result "1/2-1/2"]
[ECO "D05"]
[WhiteElo "1966"]
[BlackElo "1957"]
[PlyCount "28"]
[EventDate "2013.07.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. e3 d5 4. Bd3 c5 5. b3 cxd4 6. exd4 Bd6 7. Bb2 Nc6 8. 0-0 Qc7 9. a3 Ne4 10. c4 0-0 11. Nc3 Nxc3 12. Bxc3 Bd7 13. Bb2 dxc4 14. bxc4 Qa5 1/2-1/2

[Event "Amsterdam Science Park op-B 3rd"]
[Site "Amsterdam"]
[Date "2013.07.10"]
[Round "5"]
[White "Hummel, Joop"]
[Black "Burton, Graham P"]
[Result "0-1"]
[ECO "A68"]
[WhiteElo "1957"]
[BlackElo "2047"]
[PlyCount "66"]
[EventDate "2013.07.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f4 Bg7 8. Nf3 0-0 9. Be2 Nbd7 10. 0-0 Re8 11. e5 dxe5 12. fxe5 Nxe5 13. Bf4 Neg4 14. Qd2 Ne4 15. Nxe4 Rxe4 16. Bd3 Rd4 17. Nxd4 Bxd4+ 18. Kh1 Qxd5 19. Rae1 Be6 20. b3 Nf2+ 21. Rxf2 Bxf2 22. Qxf2 Qxd3 23. Be5 Qf5 24. Qe2 Rd8 25. Ba1 h5 26. Qb2 Rd4 27. b4 Qg5 28. Qc3 Qd2 29. Qg3 h4 30. Qe5 h3 31. Re2 Qd1+ 32. Re1 hxg2+ 33. Kg1 Qf3 0-1

[Event "Amsterdam Science Park op-B 3rd"]
[Site "Amsterdam"]
[Date "2013.07.09"]
[Round "4"]
[White "Bosboom, Ardin"]
[Black "Hummel, Joop"]
[Result "0-1"]
[ECO "A71"]
[WhiteElo "1690"]
[BlackElo "1957"]
[PlyCount "40"]
[EventDate "2013.07.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. d5 e6 4. c4 exd5 5. cxd5 d6 6. Nc3 g6 7. e4 Bg7 8. Bg5 0-0 9. Bd3 a6 10. a4 Bg4 11. h3 Bxf3 12. gxf3 Nbd7 13. f4 Re8 14. 0-0 Qc7 15. Bh4 Nh5 16. Qg4 c4 17. Bc2 Nc5 18. f3 Qb6 19. Rab1 Nxe4+ 20. Kg2 f5 0-1

[Event "Amsterdam Science Park op-B 3rd"]
[Site "Amsterdam"]
[Date "2013.07.08"]
[Round "3"]
[White "Hummel, Joop"]
[Black "Van de Groep, Sjaak"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "1957"]
[BlackElo "1919"]
[PlyCount "65"]
[EventDate "2013.07.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. d4 f5 2. Bf4 Nf6 3. e3 g6 4. h4 h6 5. Bd3 d6 6. Nd2 Nc6 7. Ngf3 Bg7 8. Qe2 Ng4 9. 0-0-0 e5 10. dxe5 dxe5 11. Nc4 Qe7 12. Rhe1 0-0 13. Qd2 exf4 14. exf4 Qf6 15. Nfe5 Ngxe5 16. fxe5 Qxh4 17. Rh1 Qe7 18. f4 h5 19. g4 hxg4 20. Qh2 Be6 21. Ne3 Kf7 22. Bxf5 Rh8 23. Bxe6+ Qxe6 24. Qg2 Rxh1 25. Qxh1 Qxa2 26. Rd7+ Kg8 27. Qe4 Qe6 28. Rxc7 Nd8 29. Nd5 Nf7 30. Re7 Qc6 31. e6 Nh6 32. Qxg6 Nf5 33. Nf6+ 1-0

[Event "Groningen op-A 48th"]
[Site "Groningen"]
[Date "2011.12.27"]
[Round "6"]
[White "Andraschko, Felix"]
[Black "Hummel, Joop"]
[Result "1-0"]
[ECO "D46"]
[WhiteElo "2103"]
[BlackElo "2030"]
[PlyCount "71"]
[EventDate "2011.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 146 Extra"]
[Source "ChessBase"]
[SourceDate "2012.02.29"]
[SourceVersion "1"]
[SourceVersionDate "2012.02.29"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 e6 3. c4 c6 4. e3 Nf6 5. Nbd2 Nbd7 6. Bd3 Bd6 7. 0-0 0-0 8. e4 dxe4 9. Nxe4 Nxe4 10. Bxe4 c5 11. Bc2 cxd4 12. Qd3 f5 13. Qxd4 Qc7 14. Rd1 Bc5 15. Qc3 Nf6 16. Be3 Bxe3 17. Qxe3 Ng4 18. Qe2 e5 19. h3 e4 20. hxg4 exf3 21. Qxf3 fxg4 22. Bxh7+ Kxh7 23. Qxf8 g3 24. fxg3 Bg4 25. Qd6 Qf7 26. Qd5 Qg6 27. Re1 Rf8 28. Qe4 Bf5 29. Qh4+ Kg8 30. c5 Qc6 31. Qc4+ Kh7 32. Rad1 Rf6 33. Qd5 Qc7 34. Qe5 Qf7 35. Rf1 Qh5 36. Rd4 1-0

[Event "Groningen op-A 48th"]
[Site "Groningen"]
[Date "2011.12.26"]
[Round "5"]
[White "Hummel, Joop"]
[Black "Kappus, Stephan"]
[Result "0-1"]
[ECO "E14"]
[WhiteElo "2030"]
[BlackElo "2093"]
[PlyCount "66"]
[EventDate "2011.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 146 Extra"]
[Source "ChessBase"]
[SourceDate "2012.02.29"]
[SourceVersion "1"]
[SourceVersionDate "2012.02.29"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. e3 Bb7 5. Bd3 Be7 6. 0-0 0-0 7. b3 d6 8. Nc3 Nbd7 9. Bb2 c5 10. Qe2 a6 11. Rad1 Qc7 12. e4 cxd4 13. Nxd4 Rfd8 14. Kh1 Qc5 15. Na4 Qh5 16. Qxh5 Nxh5 17. f4 Rab8 18. f5 e5 19. Ne2 Nhf6 20. Nec3 Bc6 21. Bc1 b5 22. Nb2 Nc5 23. cxb5 axb5 24. Nd5 Bxd5 25. exd5 Nxd5 26. Bxb5 Nc3 27. Bc4 Nxd1 28. Rxd1 Ne4 29. Re1 Nc3 30. a4 d5 31. Bd2 Ne4 32. Rxe4 dxe4 33. Be3 Ba3 0-1

[Event "Groningen op-A 48th"]
[Site "Groningen"]
[Date "2011.12.23"]
[Round "3"]
[White "Dehn, Marcus"]
[Black "Hummel, Joop"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "2134"]
[BlackElo "2030"]
[PlyCount "85"]
[EventDate "2011.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 146 Extra"]
[Source "ChessBase"]
[SourceDate "2012.02.29"]
[SourceVersion "1"]
[SourceVersionDate "2012.02.29"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 c5 4. g3 Nc6 5. Bg2 Bd6 6. exd5 exd5 7. Bxd5 Nf6 8. Bxc6+ bxc6 9. Qe2+ Be6 10. Ne4 Nxe4 11. dxe4 0-0 12. f3 Re8 13. Kf2 f5 14. exf5 Bxf5 15. Be3 c4 16. Qxc4+ Kh8 17. Re1 Qa5 18. a3 Rxe3 19. b4 Qb6 20. Rxe3 Re8 21. Qe2 h6 22. f4 a5 23. c3 Bb8 24. Nf3 Bg4 25. Qe1 axb4 26. axb4 Ba7 27. Nd4 Rxe3 28. Qxe3 Qa6 29. Qd2 Qc4 30. Re1 Qd5 31. Qe3 Bh5 32. Kg1 Qc4 33. h3 Bf7 34. Ra1 Bb6 35. Ra8+ Kh7 36. Qe4+ g6 37. Qe5 Bg8 38. Rb8 Qa6 39. Qe7+ Kh8 40. Qe8 Qa1+ 41. Kg2 Qa2+ 42. Ne2 Qd5+ 43. Kh2 1-0

[Event "Groningen op-A 48th"]
[Site "Groningen"]
[Date "2011.12.22"]
[Round "2"]
[White "Hummel, Joop"]
[Black "Meurs, Tom WA"]
[Result "0-1"]
[ECO "D47"]
[WhiteElo "2030"]
[BlackElo "2247"]
[PlyCount "86"]
[EventDate "2011.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 146 Extra"]
[Source "ChessBase"]
[SourceDate "2012.02.29"]
[SourceVersion "1"]
[SourceVersionDate "2012.02.29"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 Bb7 9. e4 b4 10. Na4 c5 11. e5 Nd5 12. Nxc5 Bxc5 13. dxc5 Nxc5 14. Bb5+ Kf8 15. 0-0 h6 16. Re1 g6 17. Bd2 Kg7 18. Bf1 Qb6 19. a4 a5 20. Nd4 Rad8 21. Nb5 Ba6 22. Nd6 Bxf1 23. Rxf1 Nd7 24. Qe2 Qd4 25. Nc4 Qa7 26. Kh1 N7b6 27. b3 Nxc4 28. bxc4 Ne7 29. Be3 Qc7 30. f4 Nf5 31. Bf2 h5 32. c5 h4 33. Qf3 Rd2 34. Rfd1 Rc2 35. Rd3 Rd8 36. Kg1 Rxf2 37. Kxf2 Qxc5+ 38. Kf1 Rxd3 39. Qxd3 Ne3+ 40. Ke2 Nd5 41. Kf3 Nc3 42. Qd8 Nd5 43. Kg4 Qd4 0-1

[Event "Groningen op-A 48th"]
[Site "Groningen"]
[Date "2011.12.21"]
[Round "1"]
[White "Georgiadis, Nico"]
[Black "Hummel, Joop"]
[Result "1-0"]
[ECO "C18"]
[WhiteElo "2316"]
[BlackElo "2030"]
[PlyCount "65"]
[EventDate "2011.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 146 Extra"]
[Source "ChessBase"]
[SourceDate "2012.02.29"]
[SourceVersion "1"]
[SourceVersionDate "2012.02.29"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Qg4 Qc7 8. Bd3 c4 9. Be2 Bd7 10. Qxg7 Rg8 11. Qxh7 Nbc6 12. g3 0-0-0 13. Qh6 Nf5 14. Qf4 Nce7 15. h4 Ba4 16. h5 Rh8 17. Bd1 Ng6 18. Qf3 Nxe5 19. dxe5 d4 20. Qf4 dxc3 21. Be3 Rxd1+ 22. Kxd1 Rd8+ 23. Ke1 Bxc2 24. Ne2 Bb3 25. Kf1 Qc6 26. Kg1 c2 27. Kh2 Rd1 28. Rg1 Nxe3 29. Qxe3 Rd3 30. Qf4 Rf3 31. Nd4 Rxf4 32. Nxc6 Rxf2+ 33. Rg2 1-0

[Event "Hoogeveen Unive op 15th"]
[Site "Hoogeveen"]
[Date "2011.10.22"]
[Round "9"]
[White "Poelstra, Ben"]
[Black "Hummel, Joop"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "2102"]
[BlackElo "2004"]
[PlyCount "62"]
[EventDate "2011.10.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. a3 a5 7. Bd3 Qb6 8. 0-0 Nh6 9. dxc5 Bxc5 10. Nbd2 Ng4 11. Qe2 f6 12. exf6 Nxf6 13. b4 axb4 14. cxb4 Bd6 15. Bb2 0-0 16. Ne5 Nxe5 17. Bxe5 Be8 18. Nb3 Bh5 19. Qb2 Ng4 20. Bg3 Bxg3 21. hxg3 e5 22. Nc5 Qh6 23. Be2 Nh2 24. g4 Bxg4 25. Qxe5 Bxe2 26. Qxe2 Nf3+ 27. Qxf3 Rxf3 28. gxf3 b6 29. Nb3 Qg5+ 30. Kh2 Rf8 31. Rg1 Qh5+ 0-1

[Event "Hoogeveen Unive op 15th"]
[Site "Hoogeveen"]
[Date "2011.10.21"]
[Round "8"]
[White "Hummel, Joop"]
[Black "Lorscheid, Gerhard"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "2004"]
[BlackElo "2277"]
[PlyCount "58"]
[EventDate "2011.10.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 4. Nf3 e5 5. Bc4 Be7 6. 0-0 0-0 7. a4 c6 8. Ba2 a5 9. Qe2 exd4 10. Nxd4 Nc5 11. h3 Qb6 12. Nb3 Na6 13. Be3 Qc7 14. Nd4 Nb4 15. Bb3 Bd7 16. f4 Rae8 17. Qf3 c5 18. Ndb5 Qb8 19. Rf2 Bc6 20. Nd5 Nxe4 21. Qxe4 Bh4 22. Qf5 Bxd5 23. Re2 Bxb3 24. cxb3 Re6 25. Qg4 Qd8 26. Rd1 Rfe8 27. Nxd6 Rxe3 28. Rxe3 Rxe3 29. Nf5 Qxd1+ 0-1

[Event "Hoogeveen Unive op 15th"]
[Site "Hoogeveen"]
[Date "2011.10.20"]
[Round "7"]
[White "Hoffman, Ron"]
[Black "Hummel, Joop"]
[Result "1/2-1/2"]
[ECO "A06"]
[WhiteElo "2121"]
[BlackElo "2004"]
[PlyCount "58"]
[EventDate "2011.10.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. Nf3 d5 2. b3 c5 3. Bb2 Nc6 4. e3 a6 5. c4 d4 6. exd4 cxd4 7. g3 e5 8. Bg2 Bd6 9. 0-0 Nge7 10. Re1 Bg4 11. h3 Bh5 12. a3 f5 13. d3 a5 14. Qc2 Rc8 15. c5 Bb8 16. b4 axb4 17. axb4 Bxf3 18. Bxf3 Nxb4 19. Qb3 Nbd5 20. Bxd4 exd4 21. Bxd5 Rxc5 22. Bf7+ Kf8 23. Nd2 Rc3 24. Qe6 Rc6 25. Qb3 Rb6 26. Qc4 Rc6 27. Qb3 Rb6 28. Qc4 Rc6 29. Qb3 Rb6 1/2-1/2

[Event "Hoogeveen Unive op 15th"]
[Site "Hoogeveen"]
[Date "2011.10.19"]
[Round "6"]
[White "Hummel, Joop"]
[Black "Slingerland, Fred"]
[Result "0-1"]
[ECO "D73"]
[WhiteElo "2004"]
[BlackElo "2379"]
[PlyCount "126"]
[EventDate "2011.10.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 c5 3. Bg2 g6 4. d4 cxd4 5. Nxd4 Bg7 6. 0-0 Nf6 7. c4 0-0 8. cxd5 Nxd5 9. Nb5 a6 10. N1c3 Nxc3 11. Nxc3 Nc6 12. Be3 Be6 13. Nd5 Bxb2 14. Rb1 Bg7 15. Rxb7 Rb8 16. Bb6 Qe8 17. Nc7 Qd7 18. Qa4 Nd4 19. Qxa6 Rxb7 20. Bxb7 Bg4 21. f3 Bh3 22. Rc1 Bh6 23. f4 Bg4 24. Re1 e5 25. Nd5 Bg7 26. Bxd4 exd4 27. Qc6 Rd8 28. a4 Be6 29. Nb6 Qxc6 30. Bxc6 d3 31. exd3 Bd4+ 32. Kf1 Bxb6 33. Rb1 Rb8 34. a5 Ba7 35. Rxb8+ Bxb8 36. d4 Kf8 37. d5 Bh3+ 38. Ke2 Ke7 39. Kd3 Kd6 40. Kc4 Bf1+ 41. Kb4 Ba7 42. Bb7 f5 43. Kc3 h5 44. Bc6 Bg1 45. Be8 Bxh2 46. Bxg6 Bxg3 47. Bxf5 Bxf4 48. Kd4 h4 49. Ke4 Bd2 50. Kf3 Bxa5 51. Kf2 Bc4 52. Be4 Ke5 53. Bh1 Bb6+ 54. Kg2 Bxd5+ 55. Kh2 Be6 56. Bg2 Kf4 57. Bh3 Bc4 58. Bg2 Bc7 59. Ba8 Kg4+ 60. Kh1 Kg3 61. Bc6 h3 62. Be4 Be5 63. Bb7 Bf1 0-1

[Event "Hoogeveen Unive op 15th"]
[Site "Hoogeveen"]
[Date "2011.10.18"]
[Round "5"]
[White "Middelveld, Martine"]
[Black "Hummel, Joop"]
[Result "0-1"]
[ECO "D30"]
[WhiteElo "2143"]
[BlackElo "2004"]
[PlyCount "104"]
[EventDate "2011.10.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 c6 4. e3 Nf6 5. b3 b6 6. Bd3 Bd6 7. 0-0 Nbd7 8. Bb2 Ne4 9. Bxe4 dxe4 10. Ne5 Qh4 11. Nd2 f5 12. f3 Bxe5 13. dxe5 exf3 14. Nxf3 Qe7 15. Qe2 Bb7 16. Rad1 c5 17. Rd6 0-0-0 18. Rfd1 g5 19. Qd2 Rhg8 20. Ne1 h5 21. a3 h4 22. b4 h3 23. g3 f4 24. bxc5 fxe3 25. Qxe3 Nxc5 26. Rxd8+ Rxd8 27. Rxd8+ Qxd8 28. Qd4 Qf8 29. Qg4 Qf5 30. Qxf5 exf5 31. Nc2 Be4 32. Ne3 Kd7 33. Nd5 Nd3 34. Bd4 Nc5 35. Kf2 Bd3 36. Nf6+ Ke6 37. Ne8 Bxc4 38. Ng7+ Kd5 39. Bxc5 bxc5 40. e6 Kd6 41. Nxf5+ Kxe6 42. Ne3 Bd5 43. Ke2 Ke5 44. Ng4+ Kd4 45. Nf2 Bg2 46. Kd2 a5 47. Kc2 Ke3 48. Ng4+ Kf3 49. Nf6 Kf2 50. Kc3 Kg1 51. Ng4 Bf3 52. Ne5 g4 0-1

[Event "Hoogeveen Unive op 15th"]
[Site "Hoogeveen"]
[Date "2011.10.17"]
[Round "4"]
[White "Hummel, Joop"]
[Black "Donchenko, Alexander"]
[Result "0-1"]
[ECO "D21"]
[WhiteElo "2004"]
[BlackElo "2304"]
[PlyCount "58"]
[EventDate "2011.10.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. g3 b5 5. Bg2 Bb7 6. 0-0 Nf6 7. a4 e6 8. b3 cxb3 9. Qxb3 Bd5 10. Qc2 Be7 11. axb5 axb5 12. Rxa8 Bxa8 13. Nc3 c6 14. Bb2 0-0 15. Ne5 Qb6 16. e3 Nfd7 17. Nd3 Na6 18. Qb3 c5 19. dxc5 Naxc5 20. Nxc5 Nxc5 21. Qd1 Bxg2 22. Kxg2 Bf6 23. Qb1 h6 24. Ne2 Bxb2 25. Qxb2 b4 26. Rd1 b3 27. Rd4 Na4 28. Qb1 Qc6+ 29. f3 Rb8 0-1

[Event "Hoogeveen Unive op 15th"]
[Site "Hoogeveen"]
[Date "2011.10.16"]
[Round "3"]
[White "Sadallah, Osama"]
[Black "Hummel, Joop"]
[Result "0-1"]
[ECO "D31"]
[WhiteElo "2145"]
[BlackElo "2004"]
[PlyCount "74"]
[EventDate "2011.10.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 e6 3. c4 c6 4. cxd5 exd5 5. Nc3 Bf5 6. Bf4 Bd6 7. Bxd6 Qxd6 8. Qb3 Nd7 9. 0-0-0 Ngf6 10. Ne5 Nxe5 11. dxe5 Qxe5 12. e3 0-0 13. Bd3 b5 14. Bxf5 Qxf5 15. f3 a5 16. Ne2 c5 17. Qxb5 a4 18. Qd3 Qe5 19. Rd2 Rfe8 20. Nc3 a3 21. Re1 axb2+ 22. Rxb2 Ra3 23. Rc2 Rd8 24. Kb2 Qb8+ 25. Ka1 Rd7 26. Qb5 Qc7 27. f4 h6 28. Qb2 Qa5 29. g4 d4 30. exd4 cxd4 31. Nb1 Ra4 32. f5 d3 33. Rc8+ Kh7 34. Nd2 Ra7 35. Qb8 Rxa2+ 36. Kb1 Ra1+ 37. Kb2 Qa3# 0-1

[Event "Hoogeveen Unive op 15th"]
[Site "Hoogeveen"]
[Date "2011.10.15"]
[Round "2"]
[White "Hummel, Joop"]
[Black "Van der Veen, Jan"]
[Result "1/2-1/2"]
[ECO "E63"]
[WhiteElo "2004"]
[BlackElo "2115"]
[PlyCount "51"]
[EventDate "2011.10.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nf3 g6 4. g3 Bg7 5. Bg2 0-0 6. h3 Nc6 7. 0-0 Rb8 8. Nc3 a6 9. e4 b5 10. cxb5 axb5 11. e5 dxe5 12. dxe5 Qxd1 13. Rxd1 Nd7 14. e6 fxe6 15. Ng5 Nd4 16. Be3 c5 17. a4 h6 18. Nge4 Nc2 19. Rac1 Nxe3 20. fxe3 bxa4 21. Nxa4 Rb4 22. Naxc5 Nxc5 23. Nxc5 Bxb2 24. Nd3 Rb3 25. Nf4 Kf7 26. Rf1 1/2-1/2

[Event "Hoogeveen Unive op 15th"]
[Site "Hoogeveen"]
[Date "2011.10.14"]
[Round "1"]
[White "Nakar, Eylon"]
[Black "Hummel, Joop"]
[Result "1-0"]
[ECO "C43"]
[WhiteElo "2268"]
[BlackElo "2004"]
[PlyCount "81"]
[EventDate "2011.10.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. dxe5 Nc5 6. Be2 Nc6 7. Bg5 Be7 8. Bxe7 Qxe7 9. Nc3 Be6 10. Bb5 0-0 11. 0-0 Rad8 12. Bxc6 bxc6 13. Nd4 Bd7 14. Re1 Ne6 15. Qd2 Qb4 16. Nxe6 fxe6 17. a3 Qg4 18. Qe3 d4 19. Qe2 Qxe2 20. Nxe2 c5 21. Rad1 Bb5 22. Nc1 c4 23. Na2 c5 24. Rd2 Rd5 25. b4 cxb3 26. cxb3 Rf5 27. h3 Rfxe5 28. Rxe5 Rxe5 29. b4 d3 30. Nc3 c4 31. f4 Rd5 32. Kf2 Ba6 33. Nxd5 exd5 34. Ke3 c3 35. Rxd3 Bxd3 36. Kxd3 d4 37. b5 Kf7 38. f5 Ke7 39. g4 Kd6 40. g5 Ke5 41. a4 1-0

[Event "Hoogeveen Unive op"]
[Site "Hoogeveen"]
[Date "2009.10.24"]
[Round "9"]
[White "Hortensius, Lisa"]
[Black "Hummel, Joop"]
[Result "1-0"]
[ECO "C27"]
[WhiteElo "2042"]
[BlackElo "2025"]
[PlyCount "81"]
[EventDate "2009.10.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 132 Extra"]
[Source "ChessBase"]
[SourceDate "2009.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2009.11.03"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 d6 3. Bc4 Nf6 4. d3 c6 5. f4 exf4 6. Bxf4 Be7 7. Nf3 0-0 8. Bb3 Qb6 9. Qd2 a5 10. Be3 Qc7 11. a4 Bg4 12. 0-0 Nbd7 13. Kh1 Ne5 14. Qf2 Bxf3 15. gxf3 Qd7 16. Qg2 Kh8 17. Rg1 Ng6 18. f4 d5 19. exd5 Nxd5 20. Nxd5 cxd5 21. Qxd5 Qh3 22. Rg3 Qc8 23. f5 Bh4 24. Rg4 Ne7 25. Qe4 Bf6 26. Rf1 Nc6 27. d4 Re8 28. Qf3 Qd7 29. c3 Re7 30. Bg5 Qd6 31. Rfg1 Bxg5 32. Rxg5 f6 33. Rh5 h6 34. Be6 Rae8 35. Rg6 Nd8 36. Rhxh6+ gxh6 37. Rxh6+ Rh7 38. Rxh7+ Kxh7 39. Qh5+ Kg7 40. Qg6+ Kf8 41. Qxf6+ 1-0

[Event "Hoogeveen Unive op"]
[Site "Hoogeveen"]
[Date "2009.10.23"]
[Round "8"]
[White "Hummel, Joop"]
[Black "Jellema, Yme Jan"]
[Result "0-1"]
[ECO "D15"]
[WhiteElo "2025"]
[BlackElo "2177"]
[PlyCount "62"]
[EventDate "2009.10.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 132 Extra"]
[Source "ChessBase"]
[SourceDate "2009.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2009.11.03"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. g3 b5 6. Bg2 Bb7 7. Ne5 Nd5 8. Ne4 e6 9. 0-0 Nd7 10. b3 Nxe5 11. dxe5 c3 12. Bg5 Qc7 13. Nd6+ Bxd6 14. exd6 Qxd6 15. e4 f6 16. Bf4 e5 17. exd5 cxd5 18. Be3 Bc6 19. Qh5+ g6 20. Qh6 d4 21. Bxc6+ Qxc6 22. Qg7 0-0-0 23. Bc1 Kb8 24. f4 e4 25. f5 g5 26. Bxg5 fxg5 27. f6 d3 28. f7 Qc5+ 29. Kg2 Rhf8 30. Qxh7 d2 31. Qxe4 Qd5 0-1

[Event "Hoogeveen Unive op"]
[Site "Hoogeveen"]
[Date "2009.10.22"]
[Round "7"]
[White "Hummel, Joop"]
[Black "Lagrotteria, Salvatore"]
[Result "0-1"]
[ECO "A12"]
[WhiteElo "2025"]
[BlackElo "2221"]
[PlyCount "76"]
[EventDate "2009.10.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 132 Extra"]
[Source "ChessBase"]
[SourceDate "2009.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2009.11.03"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. g3 Bf5 5. Nbd2 e6 6. Bg2 h6 7. 0-0 Nbd7 8. Re1 Be7 9. b3 0-0 10. Bb2 Qa5 11. Ne5 Bb4 12. e4 Nxe5 13. dxe5 Nxe4 14. Nxe4 Bxe1 15. Nd6 Qd2 16. Qxd2 Bxd2 17. cxd5 cxd5 18. Nxf5 exf5 19. Bxd5 Rad8 20. Bxb7 f4 21. Ba3 Rfe8 22. Bd6 Bc3 23. Rc1 Bxe5 24. Bxe5 Rxe5 25. gxf4 Re2 26. a4 Rdd2 27. Rc8+ Kh7 28. Rc7 Kg6 29. f5+ Kf6 30. Ba6 Rxf2 31. Bc4 Rg2+ 32. Kf1 Rxh2 33. Rxf7+ Ke5 34. Kg1 Rhg2+ 35. Kh1 a5 36. Ra7 Kf4 37. Re7 Kf3 38. Re1 Rh2+ 0-1

[Event "Hoogeveen Unive op"]
[Site "Hoogeveen"]
[Date "2009.10.21"]
[Round "6"]
[White "Clemens, Adrian HP"]
[Black "Hummel, Joop"]
[Result "1/2-1/2"]
[ECO "D30"]
[WhiteElo "2264"]
[BlackElo "2025"]
[PlyCount "64"]
[EventDate "2009.10.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 132 Extra"]
[Source "ChessBase"]
[SourceDate "2009.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2009.11.03"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 c6 4. e3 Nf6 5. b3 Bd6 6. Bb2 0-0 7. Bd3 Nbd7 8. 0-0 Re8 9. Ne5 Nf8 10. Nd2 Ng6 11. f4 c5 12. g4 dxc4 13. Ndxc4 Be7 14. Qf3 Qc7 15. f5 exf5 16. gxf5 Nf8 17. d5 h6 18. Rad1 N8h7 19. d6 Bxd6 20. Nxd6 Ng5 21. Qg2 Qxd6 22. Bc4 Qc7 23. h4 Rxe5 24. hxg5 Rxe3 25. Rd8+ Qxd8 26. gxf6 Qf8 27. Rf4 Bd7 28. Rg4 Re1+ 29. Kh2 Qd6+ 30. Qg3 Qd2+ 31. Qg2 Qd6+ 32. Qg3 Qd2+ 1/2-1/2

[Event "Hoogeveen Unive op"]
[Site "Hoogeveen"]
[Date "2009.10.20"]
[Round "5"]
[White "Hummel, Joop"]
[Black "Heemskerk, Wim"]
[Result "1/2-1/2"]
[ECO "A80"]
[WhiteElo "2025"]
[BlackElo "2236"]
[PlyCount "49"]
[EventDate "2009.10.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 132 Extra"]
[Source "ChessBase"]
[SourceDate "2009.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2009.11.03"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 f5 3. Nc3 Nf6 4. d5 Be7 5. dxe6 dxe6 6. Bf4 Nh5 7. Bd2 Nf6 8. e3 Nc6 9. Bb5 Bd7 10. Qe2 a6 11. Bxc6 Bxc6 12. Nd4 Qd7 13. Qc4 Bd5 14. Nxd5 exd5 15. Qd3 Ne4 16. Rd1 0-0 17. 0-0 Rad8 18. c4 Bf6 19. Bc1 Kh8 20. cxd5 Qxd5 21. Qc2 c6 22. f3 Nd6 23. b3 Rfe8 24. Ba3 Nb5 25. Nxb5 1/2-1/2

[Event "Hoogeveen Unive op"]
[Site "Hoogeveen"]
[Date "2009.10.19"]
[Round "4"]
[White "Caspi, Israel"]
[Black "Hummel, Joop"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "2404"]
[BlackElo "2025"]
[PlyCount "73"]
[EventDate "2009.10.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 132 Extra"]
[Source "ChessBase"]
[SourceDate "2009.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2009.11.03"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. c4 Be7 6. d4 0-0 7. Bd3 Nf6 8. Nc3 Re8 9. 0-0 Bg4 10. h3 Bh5 11. Be3 Nc6 12. Be2 d5 13. cxd5 Nxd5 14. Qb3 Nxe3 15. fxe3 Bg6 16. Qxb7 Nb4 17. Ne5 Rb8 18. Qf3 Bf6 19. Bb5 Re7 20. a3 Bxe5 21. axb4 Bd6 22. Ra4 Re6 23. Rxa7 h6 24. Bc4 Rf6 25. Qe2 Rxf1+ 26. Qxf1 Qg5 27. Qf3 Rxb4 28. Ra8+ Kh7 29. b3 Qh4 30. Qf2 Bh2+ 31. Kf1 Bg3 32. Qf3 Bh2 33. Bxf7 Bd3+ 34. Ne2 Be4 35. Bg8+ Kg6 36. Nf4+ Kg5 37. Ra5+ 1-0

[Event "Hoogeveen Unive op"]
[Site "Hoogeveen"]
[Date "2009.10.18"]
[Round "3"]
[White "Hummel, Joop"]
[Black "Klein, David"]
[Result "1-0"]
[ECO "E62"]
[WhiteElo "2025"]
[BlackElo "2248"]
[PlyCount "100"]
[EventDate "2009.10.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 132 Extra"]
[Source "ChessBase"]
[SourceDate "2009.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2009.11.03"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 0-0 5. Bg2 d6 6. 0-0 c6 7. Nc3 Qa5 8. d5 cxd5 9. cxd5 Na6 10. h3 Bd7 11. e4 b5 12. e5 Ne8 13. e6 fxe6 14. dxe6 Bc6 15. Nd5 Bxd5 16. Qxd5 Nf6 17. Qb7 Nc5 18. Qxe7 Qb6 19. Rd1 Rae8 20. Qxd6 Rd8 21. Qxd8 Rxd8 22. Be3 Rxd1+ 23. Rxd1 b4 24. e7 Qb5 25. Ng5 Bh6 26. Rd8+ Kg7 27. h4 b3 28. axb3 Nxb3 29. Bd5 Bxg5 30. Bxg5 Ne8 31. Bf4 Qe2 32. Rxe8 Qd1+ 33. Kh2 Qxd5 34. Rd8 Qc5 35. Be5+ Qxe5 36. e8Q Qxe8 37. Rxe8 a5 38. Rb8 Nd4 39. Rb7+ Kf8 40. Kg2 Ne6 41. f4 Nc5 42. Rxh7 Nd3 43. Rb7 a4 44. Kf3 Ke8 45. Ke2 Nc5 46. Ra7 Kd8 47. Rg7 Ne4 48. Rxg6 Nxg3+ 49. Kd3 Nh5 50. Ke3 Nxf4 1-0

[Event "Hoogeveen Unive op"]
[Site "Hoogeveen"]
[Date "2009.10.16"]
[Round "1"]
[White "Timmermans, Ivo"]
[Black "Hummel, Joop"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "2237"]
[BlackElo "2025"]
[PlyCount "77"]
[EventDate "2009.10.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 132 Extra"]
[Source "ChessBase"]
[SourceDate "2009.11.03"]
[SourceVersion "1"]
[SourceVersionDate "2009.11.03"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nf6 6. d4 Be7 7. Bf4 c6 8. Qd2 b5 9. Bd3 0-0 10. h3 Na6 11. a4 b4 12. Ne2 Nd5 13. 0-0 Nxf4 14. Nxf4 Rb8 15. Rfe1 Nc7 16. Qe2 Re8 17. Qe4 g6 18. Qxc6 Bb7 19. Qc4 Bxf3 20. gxf3 d5 21. Qb3 Bd6 22. Rxe8+ Qxe8 23. Ng2 Qe6 24. Re1 Qxh3 25. f4 Qg4 26. Be2 Qf5 27. Bd3 Qf6 28. c3 Ne6 29. Qxd5 Nxf4 30. Nxf4 Qxf4 31. Re3 Qg4+ 32. Kf1 Bh2 33. Bc4 Rf8 34. cxb4 Qd1+ 35. Kg2 Qg1+ 36. Kh3 Bb8 37. Qg2 Qd1 38. Qe4 h5 39. Qxg6+ 1-0

[Event "Groningen op-B"]
[Site "Groningen"]
[Date "2008.12.30"]
[Round "9"]
[White "Zuiderweg, Edwin"]
[Black "Hummel, Joop"]
[Result "1/2-1/2"]
[ECO "D40"]
[WhiteElo "1952"]
[BlackElo "2019"]
[PlyCount "59"]
[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 c6 2. e4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 Be7 7. Bd3 dxc4 8. Bxc4 0-0 9. 0-0 b6 10. d5 Qc7 11. Qe2 exd5 12. Nxd5 Nxd5 13. Bxd5 Bb7 14. Bf4 Qd7 15. Bxb7 Qxb7 16. Rac1 Na6 17. Be5 Rfe8 18. Qc4 Rac8 19. Qg4 Bf8 20. Bc3 Re6 21. Nh4 Nc5 22. f4 Rce8 23. f5 Re4 24. Qg3 Re3 25. Rf3 Rxf3 26. Qxf3 Qe4 27. Re1 Qxf3 28. Nxf3 Rxe1+ 29. Nxe1 Ne4 30. Bd4 1/2-1/2

[Event "Groningen op-B"]
[Site "Groningen"]
[Date "2008.12.22"]
[Round "2"]
[White "Mostertman, Xander"]
[Black "Hummel, Joop"]
[Result "1-0"]
[ECO "D44"]
[WhiteElo "1882"]
[BlackElo "2019"]
[PlyCount "95"]
[EventDate "2008.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 127 Extra"]
[Source "ChessBase"]
[SourceDate "2009.01.08"]
[SourceVersion "2"]
[SourceVersionDate "2009.01.28"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. Nc3 d5 4. d4 c6 5. Bg5 dxc4 6. e4 b5 7. e5 h6 8. Bh4 g5 9. Nxg5 hxg5 10. Bxg5 Nbd7 11. Qf3 Qb6 12. Bxf6 Nxf6 13. Qxf6 Rh6 14. Qf4 Bb7 15. Be2 Rg6 16. Bf3 Bh6 17. Qe4 0-0-0 18. Rd1 Rd7 19. a3 Qd8 20. 0-0 c5 21. d5 a6 22. Bg4 Qg5 23. Bh3 Qf4 24. Qc2 Qxe5 25. dxe6 Qxe6 26. Bxe6 Rxg2+ 27. Kh1 fxe6 28. Ne4 Rdg7 29. Nd6+ Kc7 30. Nxb7 Bf4 31. Qh7 Rxh7 32. Kxg2 Kxb7 33. Rh1 Kc6 34. h4 b4 35. axb4 cxb4 36. Rd4 Be5 37. Rxc4+ Kb5 38. b3 Bc3 39. Re4 e5 40. Rd1 Kc5 41. Rc4+ Kb6 42. Rd6+ Kb7 43. Rg4 Bd4 44. f4 Rc7 45. fxe5 Rc2+ 46. Kf3 Bxe5 47. Rxb4+ Kc7 48. Rxa6 1-0

[Event "Groningen Harmonie op-B"]
[Site "Groningen"]
[Date "2007.12.22"]
[Round "2"]
[White "Karsdorp, Nico"]
[Black "Hummel, Joop"]
[Result "1-0"]
[ECO "C05"]
[WhiteElo "1909"]
[BlackElo "1989"]
[PlyCount "87"]
[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 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. f4 c5 6. c3 Nc6 7. Ndf3 Qb6 8. h4 cxd4 9. cxd4 Bb4+ 10. Kf2 f6 11. Be3 fxe5 12. fxe5 0-0 13. a3 Be7 14. Qd2 Na5 15. Rd1 Qd8 16. g3 Nc4 17. Bxc4 dxc4 18. Nh3 b5 19. Rdf1 Nb6 20. Ke2 a5 21. Qc2 Qe8 22. Nhg5 Qg6 23. Qxg6 hxg6 24. h5 gxh5 25. Rxh5 Bb7 26. Nxe6 Bxf3+ 27. Rxf3 Rxf3 28. Kxf3 Nd5 29. Bg5 c3 30. bxc3 Bxa3 31. Bd2 Bb2 32. Ke4 Nxc3+ 33. Bxc3 Bxc3 34. Nc7 Rb8 35. e6 b4 36. e7 a4 37. e8Q+ Rxe8+ 38. Nxe8 b3 39. Kd3 Bb4 40. Kc4 b2 41. Rh1 a3 42. Kb3 Kf7 43. Nc7 Bd6 44. Nb5 1-0

[Event "Groningen Harmonie op-B"]
[Site "Groningen"]
[Date "2007.12.21"]
[Round "1"]
[White "Hummel, Joop"]
[Black "Warmelink, Evie"]
[Result "1-0"]
[ECO "E07"]
[WhiteElo "1989"]
[PlyCount "59"]
[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 e6 3. Nf3 Nf6 4. g3 Nbd7 5. Bg2 Be7 6. 0-0 0-0 7. b3 Ne4 8. Nfd2 Nxd2 9. Qxd2 Nb6 10. Qd3 Bf6 11. c5 Nd7 12. Nc3 c6 13. f4 b6 14. b4 bxc5 15. bxc5 Ba6 16. Qd2 Qa5 17. Nxd5 Bxd4+ 18. Qxd4 cxd5 19. c6 Nf6 20. Bb2 Bxe2 21. Rfe1 Bb5 22. Re5 Bxc6 23. Rg5 Qb6 24. Qxb6 axb6 25. Bxf6 g6 26. Re5 Ra5 27. Re2 Rfa8 28. Rb2 b5 29. Rc1 Be8 30. Kf1 1-0

[Event "Groningen op-A"]
[Site "Groningen"]
[Date "2006.12.29"]
[Round "8"]
[White "Hummel, Joop"]
[Black "Dessing, Bastiaan"]
[Result "1/2-1/2"]
[ECO "B08"]
[WhiteElo "2023"]
[BlackElo "1935"]
[PlyCount "41"]
[EventDate "2006.12.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 116 Extra"]
[Source "ChessBase"]
[SourceDate "2007.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2007.03.07"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be2 c6 6. 0-0 0-0 7. h3 Qc7 8. Bf4 Nbd7 9. Re1 e5 10. Bh2 Re8 11. Bc4 b5 12. Bb3 h6 13. a3 a6 14. Qd2 Bb7 15. Rad1 Bf8 16. Nh4 Kg7 17. f4 exd4 18. Qxd4 c5 19. Qd2 c4 20. Ba2 Qc5+ 21. Qd4 1/2-1/2

[Event "Groningen op-A"]
[Site "Groningen"]
[Date "2006.12.29"]
[Round "7"]
[White "Meurs, Tom WA"]
[Black "Hummel, Joop"]
[Result "0-1"]
[ECO "B09"]
[WhiteElo "1972"]
[BlackElo "2023"]
[PlyCount "78"]
[EventDate "2006.12.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 116 Extra"]
[Source "ChessBase"]
[SourceDate "2007.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2007.03.07"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 0-0 6. a3 Na6 7. Bd3 c5 8. d5 Nc7 9. 0-0 b5 10. Be3 Ng4 11. Bd2 Rb8 12. h3 Nf6 13. Rb1 c4 14. Be2 a5 15. Qe1 Ba6 16. Nd4 Qd7 17. Bf3 b4 18. axb4 axb4 19. Nce2 b3 20. c3 e6 21. dxe6 fxe6 22. e5 Nfd5 23. Ng3 Bb7 24. Bg4 dxe5 25. fxe5 Rxf1+ 26. Kxf1 Rf8+ 27. Kg1 Nf4 28. Bxf4 Rxf4 29. Rd1 Bd5 30. Bf3 Bxf3 31. Nxf3 Nd5 32. Ra1 Qb7 33. Ne4 h6 34. Kh1 Qb6 35. Nd6 Ne3 36. Ra8+ Kh7 37. Qg3 g5 38. Nd4 Bxe5 39. Qxe3 Rf1+ 0-1

[Event "Groningen op-A"]
[Site "Groningen"]
[Date "2006.12.29"]
[Round "9"]
[White "Rauw, Gert Jan"]
[Black "Hummel, Joop"]
[Result "0-1"]
[ECO "B09"]
[WhiteElo "1835"]
[BlackElo "2023"]
[PlyCount "68"]
[EventDate "2006.12.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 116 Extra"]
[Source "ChessBase"]
[SourceDate "2007.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2007.03.07"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 0-0 6. Bd3 Na6 7. a3 c5 8. Bxa6 cxd4 9. Nxd4 bxa6 10. 0-0 Qb6 11. Na4 Qa5 12. Nc3 Nxe4 13. Nxe4 Qd5 14. Nf2 Qxd4 15. Qxd4 Bxd4 16. Re1 Bf5 17. c3 Bf6 18. g4 Be6 19. h3 h5 20. g5 Bg7 21. h4 Rab8 22. Nd1 Rb7 23. Ne3 Rc8 24. Kf2 Rc5 25. Kg3 Bd7 26. Nc2 e5 27. Nb4 a5 28. Nd3 Rd5 29. Nf2 exf4+ 30. Kxf4 Rf5+ 31. Kg3 Be5+ 32. Kg2 Bc6+ 33. Ne4 Re7 34. Kg1 Bxe4 0-1

[Event "Groningen op-A"]
[Site "Groningen"]
[Date "2006.12.28"]
[Round "6"]
[White "Hummel, Joop"]
[Black "Mostertman, Milan"]
[Result "1/2-1/2"]
[ECO "D55"]
[WhiteElo "2023"]
[BlackElo "1818"]
[PlyCount "66"]
[EventDate "2006.12.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 116 Extra"]
[Source "ChessBase"]
[SourceDate "2007.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2007.03.07"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. Nc3 Be7 5. Bg5 0-0 6. e3 b6 7. b3 Bb7 8. Bd3 c5 9. 0-0 Nc6 10. Qe2 cxd4 11. exd4 dxc4 12. Bxc4 Nxd4 13. Nxd4 Qxd4 14. Rac1 Ba3 15. Be3 Qh4 16. Rcd1 Ng4 17. Bf4 h5 18. Rd7 Bc6 19. Rc7 Qf6 20. Bd2 Rfc8 21. Rxc8+ Rxc8 22. h3 Ne5 23. Ba6 Rd8 24. Be3 Nf3+ 25. gxf3 Bxf3 26. Qc2 Qh4 27. Be2 Qxh3 28. Bxf3 Bd6 29. Rd1 Bh2+ 30. Kh1 Bg3+ 31. Kg1 Bh2+ 32. Kh1 Rxd1+ 33. Qxd1 Bg3+ 1/2-1/2

[Event "Groningen op-A"]
[Site "Groningen"]
[Date "2006.12.27"]
[Round "5"]
[White "Otte, Marijn Willem"]
[Black "Hummel, Joop"]
[Result "1-0"]
[ECO "B56"]
[WhiteElo "2117"]
[BlackElo "2023"]
[PlyCount "73"]
[EventDate "2006.12.23"]
[EventType "swiss"]
[EventRounds "9"]
[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 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Bb5+ Nbd7 7. Nf5 a6 8. Bxd7+ Qxd7 9. Ne3 Qc6 10. Qd3 Be6 11. 0-0 Rc8 12. Ncd5 Bxd5 13. exd5 Qc5 14. c4 Be7 15. Bd2 g6 16. Bc3 Nh5 17. b4 Qc7 18. f4 0-0 19. fxe5 dxe5 20. Rae1 f5 21. c5 b5 22. Bb2 Bf6 23. d6 e4 24. Qb3+ Qf7 25. Nd5 Kg7 26. Nxf6 Nxf6 27. Bxf6+ Qxf6 28. Rxe4 fxe4 29. Rxf6 Rxf6 30. Qc3 Kf7 31. d7 Rd8 32. c6 e3 33. c7 Rxd7 34. Qb3+ Kg7 35. c8Q Re7 36. Qbg8+ Kh6 37. Qcf8+ 1-0

[Event "Groningen op-A"]
[Site "Groningen"]
[Date "2006.12.26"]
[Round "4"]
[White "Daudzvardis, Janis"]
[Black "Hummel, Joop"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2187"]
[BlackElo "2023"]
[PlyCount "49"]
[EventDate "2006.12.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 116 Extra"]
[Source "ChessBase"]
[SourceDate "2007.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2007.03.07"]
[SourceQuality "1"]

1. c4 e6 2. g3 d5 3. Nf3 Nf6 4. Bg2 Be7 5. Qc2 a6 6. d3 Nc6 7. Nbd2 0-0 8. b3 d4 9. a3 e5 10. 0-0 Re8 11. b4 Bd6 12. Bb2 h6 13. e4 dxe3 14. fxe3 Bf5 15. e4 Bd7 16. c5 Bf8 17. Nc4 Nd4 18. Nxd4 exd4 19. Bxd4 Ba4 20. Qc3 Nd7 21. e5 Rb8 22. Rae1 Bb5 23. Rf2 Bxc4 24. Qxc4 Re7 25. Ref1 1-0

[Event "Groningen op-A"]
[Site "Groningen"]
[Date "2006.12.25"]
[Round "3"]
[White "Hummel, Joop"]
[Black "Warmelink, Dick"]
[Result "1-0"]
[ECO "D50"]
[WhiteElo "2023"]
[BlackElo "1825"]
[PlyCount "45"]
[EventDate "2006.12.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 116 Extra"]
[Source "ChessBase"]
[SourceDate "2007.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2007.03.07"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. Nf3 cxd4 5. Nxd4 Nf6 6. Bg5 Be7 7. e3 0-0 8. Qc2 Qa5 9. Nb3 Qc7 10. Bf4 e5 11. Nb5 Bb4+ 12. Nd2 Qe7 13. Bg5 d4 14. Bd3 Bxd2+ 15. Qxd2 Na6 16. 0-0 h6 17. Bh4 g5 18. Bg3 dxe3 19. Qxe3 Ng4 20. Qe2 Nc5 21. Bc2 a6 22. Nc3 Nd7 23. Qxg4 1-0

[Event "Groningen op-A"]
[Site "Groningen"]
[Date "2006.12.24"]
[Round "2"]
[White "Slagter, Ruben"]
[Black "Hummel, Joop"]
[Result "0-1"]
[ECO "C18"]
[WhiteElo "1813"]
[BlackElo "2023"]
[PlyCount "90"]
[EventDate "2006.12.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 116 Extra"]
[Source "ChessBase"]
[SourceDate "2007.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2007.03.07"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Qg4 0-0 8. Bg5 Qa5 9. Bd2 c4 10. Nh3 f6 11. f4 Qa4 12. Qd1 Nbc6 13. Be2 fxe5 14. fxe5 Ng6 15. Bg5 Bd7 16. Bf3 h6 17. Be3 Nh4 18. 0-0 Nxf3+ 19. Rxf3 Rxf3 20. Qxf3 Qxc2 21. Rf1 Qg6 22. Nf4 Qf7 23. Qg4 Rf8 24. Rf3 Qf5 25. Qg3 Ne7 26. h3 Qb1+ 27. Kh2 Qh7 28. Qg4 Rf5 29. Nh5 Rxf3 30. gxf3 Qc2+ 31. Kh1 Qg6 32. Qh4 Nf5 33. Qd8+ Qe8 34. Nf6+ gxf6 35. Qxf6 Nxe3 36. Qxh6 Nf5 37. Qg5+ Kh7 38. h4 Qg6 39. Qd8 Bc6 40. Qf8 Ng3+ 41. Kh2 Nf1+ 42. Kh1 Ne3 43. Qe7+ Kh6 44. Qf8+ Kh7 45. Qe7+ Qg7 0-1

[Event "Groningen op-A"]
[Site "Groningen"]
[Date "2006.12.23"]
[Round "1"]
[White "Hummel, Joop"]
[Black "Van Oosterom, Chiel"]
[Result "0-1"]
[ECO "A80"]
[WhiteElo "2023"]
[BlackElo "2343"]
[PlyCount "116"]
[EventDate "2006.12.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 116 Extra"]
[Source "ChessBase"]
[SourceDate "2007.03.07"]
[SourceVersion "1"]
[SourceVersionDate "2007.03.07"]
[SourceQuality "1"]

1. d4 f5 2. Bf4 Nf6 3. e3 d6 4. Nf3 g6 5. h4 Bg7 6. h5 Nxh5 7. Rxh5 gxh5 8. Ng5 0-0 9. Qxh5 h6 10. Nf3 Qe8 11. Qh2 Rf6 12. Nc3 Qf7 13. 0-0-0 c6 14. Ne5 Qf8 15. Nf3 Be6 16. Bg3 Nd7 17. Bh4 Rg6 18. Ne2 Bf7 19. Nf4 Rg4 20. Bd3 e6 21. Nd2 Bh8 22. Be2 Rg7 23. Nc4 b5 24. Na5 Rc8 25. Nh5 Bxh5 26. Bxh5 Nb6 27. Bf3 Nd5 28. Bg3 Rd7 29. Kb1 Bg7 30. c4 bxc4 31. Nxc4 f4 32. Bh4 fxe3 33. fxe3 Rb8 34. Ka1 Rb4 35. Be2 c5 36. Qh3 Qe8 37. Bg4 Nc7 38. Na5 h5 39. Bf3 cxd4 40. Nc6 Rb6 41. Nxd4 d5 42. Bg3 e5 43. Bxh5 Qe7 44. Bh4 Qb4 45. Nb3 Ne6 46. Be1 Qd6 47. Bg6 Ng5 48. Qf5 Qe6 49. Qxe6+ Nxe6 50. Bf5 Rf7 51. g4 d4 52. e4 Nf4 53. Ba5 Rc6 54. Bd2 Bh6 55. g5 Bxg5 56. Rg1 Rg7 57. Bxf4 Bxf4 58. Rh1 Rg2 0-1

[Event "Groningen Harmonie op-A"]
[Site "Groningen"]
[Date "2005.12.29"]
[Round "7"]
[White "Romijn, Bart"]
[Black "Hummel, Joop"]
[Result "1/2-1/2"]
[ECO "C06"]
[BlackElo "2038"]
[PlyCount "52"]
[EventDate "2005.12.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 110 Extra"]
[Source "ChessBase"]
[SourceDate "2006.03.10"]
[SourceVersion "2"]
[SourceVersionDate "2006.03.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ngf3 Qb6 8. 0-0 g6 9. Re1 Bg7 10. a3 cxd4 11. cxd4 Nxd4 12. Nxd4 Qxd4 13. Nf3 Qb6 14. Qa4 0-0 15. Qh4 Nc5 16. Be3 Nxd3 17. Bxb6 Nxe1 18. Bc5 Nxf3+ 19. gxf3 Re8 20. Bd6 Bd7 21. Rc1 Bc6 22. Qd4 a6 23. b4 Rad8 24. Qb6 Bf8 25. Bxf8 Kxf8 26. Qd4 Kg8 1/2-1/2

[Event "Groningen Harmonie op-A"]
[Site "Groningen"]
[Date "2005.12.28"]
[Round "5"]
[White "Hummel, Joop"]
[Black "Van Dijk, Hendrik"]
[Result "1/2-1/2"]
[ECO "A41"]
[WhiteElo "2038"]
[BlackElo "1962"]
[PlyCount "101"]
[EventDate "2005.12.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 110 Extra"]
[Source "ChessBase"]
[SourceDate "2006.03.10"]
[SourceVersion "2"]
[SourceVersionDate "2006.03.10"]
[SourceQuality "1"]

1. d4 d6 2. c4 e5 3. Nf3 e4 4. Ng5 f5 5. g3 Nf6 6. Bg2 Be7 7. 0-0 0-0 8. Nc3 Nc6 9. f3 Nh5 10. Nh3 Bf6 11. d5 Na5 12. fxe4 Bxc3 13. bxc3 fxe4 14. Qd4 Rxf1+ 15. Bxf1 Qf6 16. Qxe4 Bf5 17. Qf3 Qg6 18. Nf4 Nxf4 19. Qxf4 Rf8 20. Qd4 c5 21. dxc6 Nxc6 22. Qd5+ Qe6 23. Bf4 Ne5 24. Qxe6+ Bxe6 25. c5 g5 26. Bxg5 dxc5 27. Bg2 b6 28. a4 Bc4 29. Rf1 Rxf1+ 30. Kxf1 Bb3 31. Bf4 Nc4 32. Bd5+ Kg7 33. Kf2 Kf6 34. e4 a6 35. g4 b5 36. axb5 axb5 37. h4 Bc2 38. g5+ Kg6 39. e5 Kf5 40. Bxc4 Kxf4 41. Bxb5 Kxe5 42. Kg3 Bf5 43. Be8 Be6 44. h5 Kf5 45. g6 hxg6 46. hxg6 Kf6 47. Kf4 Bh3 48. Ke4 Bg2+ 49. Kf4 Bh3 50. Kg3 Bf5 51. Kf4 1/2-1/2

[Event "Groningen Harmonie op-A"]
[Site "Groningen"]
[Date "2005.12.28"]
[Round "6"]
[White "Niesert, Loet"]
[Black "Hummel, Joop"]
[Result "1-0"]
[ECO "B06"]
[BlackElo "2038"]
[PlyCount "101"]
[EventDate "2005.12.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 110 Extra"]
[Source "ChessBase"]
[SourceDate "2006.03.10"]
[SourceVersion "2"]
[SourceVersionDate "2006.03.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 g6 5. Nf3 Bg7 6. 0-0 Ne7 7. Bf4 0-0 8. Nbd2 Bf5 9. Bxf5 Nxf5 10. c3 a5 11. Re1 a4 12. b3 Nd7 13. Qc2 axb3 14. axb3 c6 15. Rxa8 Qxa8 16. h3 Re8 17. Qb1 Nf8 18. g4 Nh6 19. Ne5 f6 20. Nef3 f5 21. g5 Nf7 22. Kg2 Ne6 23. Kg3 Nxf4 24. Rxe8+ Qxe8 25. Kxf4 Bf8 26. Ne5 Nxg5 27. Kxg5 Qe7+ 28. Kf4 Bh6+ 29. Kf3 Bxd2 30. Qc2 Bh6 31. Qa2 Bg5 32. Qa7 Kg7 33. Kg3 Bd2 34. Qa5 Bg5 35. Qa7 Bf6 36. Qb8 Bxe5+ 37. dxe5 g5 38. Kf3 h5 39. Kg3 f4+ 40. Kg2 Kg6 41. Qg8+ Kf5 42. Qh8 Qxe5 43. Qxh5 Qxc3 44. Qf7+ Ke4 45. Qg6+ Kd4 46. Qxg5 f3+ 47. Kg3 Qxb3 48. h4 Qd3 49. h5 Qe4 50. h6 b5 51. Qg7+ 1-0

[Event "Groningen Harmonie op-A"]
[Site "Groningen"]
[Date "2005.12.27"]
[Round "4"]
[White "Velema, Sander"]
[Black "Hummel, Joop"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "2123"]
[BlackElo "2038"]
[PlyCount "53"]
[EventDate "2005.12.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 110 Extra"]
[Source "ChessBase"]
[SourceDate "2006.03.10"]
[SourceVersion "2"]
[SourceVersionDate "2006.03.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. d4 Nd7 4. Bc4 c6 5. Nc3 Be7 6. 0-0 Ngf6 7. a4 Qc7 8. Re1 h6 9. h3 g5 10. Qd3 Nf8 11. Ne2 Ng6 12. Qb3 Rh7 13. Ng3 Nf4 14. Nf5 d5 15. exd5 Bxf5 16. d6 Bxd6 17. dxe5 0-0-0 18. Bxf4 gxf4 19. exf6 Rg8 20. Kh1 Bc5 21. Re5 Bxh3 22. gxh3 Qd7 23. Rh5 Bxf2 24. Bd3 Rg3 25. Bf5 Qxf5 26. Rxf5 Rh8 27. Rh5 1-0

[Event "Groningen Harmonie op-A"]
[Site "Groningen"]
[Date "2005.12.26"]
[Round "3"]
[White "Hummel, Joop"]
[Black "Cako, Laszlo"]
[Result "1/2-1/2"]
[ECO "E12"]
[WhiteElo "2038"]
[BlackElo "2193"]
[PlyCount "67"]
[EventDate "2005.12.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 110 Extra"]
[Source "ChessBase"]
[SourceDate "2006.03.10"]
[SourceVersion "2"]
[SourceVersionDate "2006.03.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5 6. cxd5 Nxd5 7. e3 Nd7 8. Bd3 Be7 9. Nxd5 exd5 10. b4 0-0 11. 0-0 Bd6 12. Bb2 Re8 13. Rc1 Nf6 14. Ne5 c5 15. bxc5 bxc5 16. Rxc5 Bxc5 17. dxc5 Nd7 18. Bxh7+ Kf8 19. Qh5 Nxe5 20. Bxe5 Re6 21. Bd6+ Rxd6 22. cxd6 Qxd6 23. Bf5 g6 24. Qh8+ Ke7 25. Qb2 Ba6 26. Bd3 Bxd3 27. Qb7+ Ke6 28. Qxa8 Bxf1 29. Qe8+ Kf6 30. Qh8+ Ke6 31. Qe8+ Kf6 32. Qh8+ Ke7 33. Qh4+ Kf8 34. Qh8+ 1/2-1/2

[Event "Groningen Harmonie op-A"]
[Site "Groningen"]
[Date "2005.12.24"]
[Round "2"]
[White "Den Boer, Paul"]
[Black "Hummel, Joop"]
[Result "0-1"]
[ECO "B56"]
[BlackElo "2038"]
[PlyCount "38"]
[EventDate "2005.12.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[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 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Bb5+ Nbd7 7. Nf5 a6 8. Bxd7+ Qxd7 9. Bg5 Nxe4 10. Nxg7+ Bxg7 11. Nxe4 0-0 12. Nxd6 Qc6 13. 0-0 Be6 14. Be7 Rfd8 15. Qd2 Rd7 16. Qg5 f6 17. Bxf6 Qxd6 18. Rae1 Bc4 19. Rxe5 Qxf6 0-1

[Event "Groningen Harmonie op-A"]
[Site "Groningen"]
[Date "2005.12.23"]
[Round "1"]
[White "Hummel, Joop"]
[Black "Hoeksema, Hendrik Pieter"]
[Result "0-1"]
[ECO "E12"]
[WhiteElo "2038"]
[BlackElo "2401"]
[PlyCount "90"]
[EventDate "2005.12.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 110 Extra"]
[Source "ChessBase"]
[SourceDate "2006.03.10"]
[SourceVersion "2"]
[SourceVersionDate "2006.03.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 c5 5. d5 Ba6 6. dxe6 fxe6 7. Nbd2 Bb7 8. g3 g6 9. Bh3 Bg7 10. 0-0 Nc6 11. e4 Qc7 12. b3 0-0 13. Bb2 e5 14. b4 Rae8 15. Qc2 Kh8 16. b5 Nd8 17. a4 d6 18. Bc3 Ne6 19. a5 Nd4 20. Bxd4 exd4 21. axb6 axb6 22. Ng5 Bh6 23. Ne6 Qc8 24. Ra7 Qb8 25. Rxb7 Qxb7 26. Nxf8 Rxf8 27. f4 Re8 28. Bg2 Ng4 29. Qd3 Ne3 30. Ra1 Ra8 31. Rxa8+ Qxa8 32. Bf3 Bg7 33. Kf2 Qa2 34. Ke2 Qa1 35. Kf2 Qc1 36. h3 Bf6 37. h4 Kg7 38. h5 gxh5 39. Nb3 Qb2+ 40. Nd2 h4 41. g4 h6 42. Kg1 Qc1+ 43. Kf2 h3 44. Kg3 Qg1+ 45. Kxh3 Bh4 0-1

[Event "Utrecht OKU op"]
[Site "Utrecht"]
[Date "2005.06.12"]
[Round "?"]
[White "Hummel, Joop"]
[Black "Kuling, Lody"]
[Result "1-0"]
[ECO "A68"]
[WhiteElo "2024"]
[PlyCount "57"]
[EventDate "2005.06.10"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 106 Extra"]
[Source "ChessBase"]
[SourceDate "2005.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 c5 7. d5 e6 8. Be2 exd5 9. cxd5 Bg4 10. 0-0 Nbd7 11. h3 Bxf3 12. Bxf3 Qa5 13. Be3 b5 14. e5 dxe5 15. fxe5 Nxe5 16. Bxc5 Rfd8 17. Be7 Rd7 18. d6 Re8 19. Nd5 Nxd5 20. Bxd5 Bf8 21. Rxf7 Nxf7 22. Bxf7+ Kxf7 23. Qd5+ Kg7 24. Qe5+ Kg8 25. Qe6+ Kh8 26. Bf6+ Rg7 27. Qxe8 Qb6+ 28. Kh1 Qxd6 29. Qf7 1-0

[Event "Groningen op-A"]
[Site "Groningen"]
[Date "2004.12.29"]
[Round "8"]
[White "Hummel, Joop"]
[Black "Van der Velde, Werner"]
[Result "1-0"]
[ECO "A69"]
[WhiteElo "2012"]
[PlyCount "57"]
[EventDate "2004.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 c5 7. d5 e6 8. Be2 exd5 9. cxd5 Re8 10. e5 dxe5 11. fxe5 Ng4 12. 0-0 Nxe5 13. Bf4 a6 14. a4 Qb6 15. Qd2 Bf5 16. a5 Nxf3+ 17. Bxf3 Qd8 18. Rfe1 Rxe1+ 19. Rxe1 Nd7 20. g4 g5 21. Bxg5 f6 22. Bh4 Bg6 23. d6 Qxa5 24. Qd5+ Bf7 25. Qxb7 Rd8 26. Re7 Ne5 27. Bd5 Bxd5 28. Rxg7+ Kf8 29. Qe7# 1-0

