[Event "NED-chT 1617"]
[Site "Netherlands"]
[Date "2017.05.06"]
[Round "9.10"]
[White "Tinga, Tjerk"]
[Black "Van Wessel, Rudy"]
[Result "0-1"]
[ECO "A58"]
[WhiteElo "1943"]
[BlackElo "2405"]
[PlyCount "122"]
[EventDate "2016.09.17"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Charlois Europoort"]
[BlackTeam "Leiden LSG"]
[WhiteTeamCountry "NED"]
[BlackTeamCountry "NED"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. g3 d6 7. Bg2 Bg7 8. Nc3 Nbd7 9. Nf3 0-0 10. 0-0 Bxa6 11. Qc2 Qa5 12. Rb1 Nb6 13. Rd1 Nfd7 14. a3 Bxc3 15. bxc3 Qa4 16. Rb2 Qxc2 17. Rxc2 Bc4 18. Rb2 Bxd5 19. Rxd5 Nxd5 20. Ne1 Nxc3 21. Bxa8 Rxa8 22. Rc2 Nd5 23. e4 N5b6 24. Nd3 f6 25. Kf1 Ra4 26. f3 Kf7 27. Ke2 Nf8 28. Rc3 Ne6 29. Nb2 Ra5 30. Kd3 Nd4 31. Ke3 Nb5 32. Rb3 Rxa3 33. Rxa3 Nxa3 34. Kd3 f5 35. Be3 fxe4+ 36. fxe4 Ke6 37. Bc1 Nb5 38. Bg5 Nd4 39. Ke3 Nc6 40. Nd3 Nc4+ 41. Kf2 N4e5 42. Nf4+ Kd7 43. Nd5 Nb4 44. Nc3 e6 45. Ke2 d5 46. Bf4 Ned3 47. Bd2 d4 48. Nb5 Kc6 49. Na3 Ne5 50. Bf4 Nbd3 51. Kd2 g5 52. Bxg5 Nf2 53. Bf4 Nxe4+ 54. Ke2 Nc3+ 55. Kf1 Kd5 56. h3 Nd3 57. Bb8 e5 58. g4 e4 59. Bg3 e3 60. Nc2 Ke4 61. Kg2 Nf4+ 0-1

[Event "Leiden Noteboom Memorial 74th"]
[Site "Leiden"]
[Date "2014.03.01"]
[Round "2"]
[White "De Graaf, Dick"]
[Black "Tinga, Tjerk"]
[Result "1-0"]
[ECO "C44"]
[WhiteElo "2195"]
[BlackElo "1959"]
[PlyCount "57"]
[EventDate "2014.02.28"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. 0-0 d6 6. h3 Nf6 7. c3 dxc3 8. Nxc3 0-0 9. Bg5 Be6 10. Nd5 Bxd5 11. exd5 Ne5 12. Bb3 Ng6 13. h4 h6 14. h5 Ne5 15. Bh4 Neg4 16. Rc1 Qd7 17. Rc4 Qf5 18. Bxf6 Nxf6 19. g3 Qh3 20. Nh4 Qxg3+ 21. Ng2 Qg5 22. Qd3 Rae8 23. Rf4 Nxh5 24. Rf5 Qg6 25. Bc2 Ng3 26. Nh4 Ne2+ 27. Kh1 Qg4 28. Rf4 Ng3+ 29. Kg2 1-0

[Event "Leiden LCT op-A 7th"]
[Site "Leiden"]
[Date "2013.07.21"]
[Round "9"]
[White "Tinga, Tjerk"]
[Black "De Bruijne, Arian"]
[Result "0-1"]
[ECO "A43"]
[WhiteElo "2026"]
[BlackElo "1941"]
[PlyCount "46"]
[EventDate "2013.07.12"]
[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. Nc3 c5 3. d5 g6 4. e4 d6 5. Nge2 Bg7 6. g3 0-0 7. Bg2 Bg4 8. f3 Bd7 9. 0-0 b5 10. Nf4 a5 11. a4 b4 12. Nce2 Bc8 13. c4 Ba6 14. Qd3 Nbd7 15. b3 Nxe4 16. Ra2 Nc3 17. Nxc3 Bxc3 18. Re2 Ne5 19. Qc2 Bc8 20. g4 Re8 21. h4 e6 22. Bh1 Qxh4 23. Ng2 Qg3 0-1

[Event "Leiden LCT op-A 7th"]
[Site "Leiden"]
[Date "2013.07.20"]
[Round "8"]
[White "Klop, Tjomme"]
[Black "Tinga, Tjerk"]
[Result "1-0"]
[ECO "A58"]
[WhiteElo "2069"]
[BlackElo "2026"]
[PlyCount "89"]
[EventDate "2013.07.12"]
[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 b5 4. cxb5 a6 5. bxa6 Bxa6 6. Nc3 d6 7. Nf3 g6 8. g3 Bg7 9. Bg2 Nbd7 10. Rb1 Ng4 11. h3 Nge5 12. Nxe5 Nxe5 13. 0-0 0-0 14. Qc2 Ra7 15. b3 Qa8 16. Rd1 Rb8 17. f4 Nd7 18. e4 Bd4+ 19. Kh2 Bc8 20. a4 Rab7 21. Nb5 Bg7 22. Bb2 f6 23. Bf1 Nb6 24. Bc3 Bd7 25. Rd2 Nc8 26. Re1 Na7 27. Nxa7 Qxa7 28. Bc4 Qb6 29. Qd1 Qd8 30. e5 Ra7 31. Qf3 Bc8 32. Rc2 Ba6 33. Bxa6 Rxa6 34. exf6 exf6 35. Re6 Kf8 36. Qe2 Ra7 37. f5 Rf7 38. fxg6 hxg6 39. a5 Rfb7 40. a6 Rd7 41. Qc4 Qb6 42. Qe4 Qd8 43. Qxg6 Rf7 44. Qe4 Ra7 45. Qf4 1-0

[Event "Leiden LCT op-A 7th"]
[Site "Leiden"]
[Date "2013.07.19"]
[Round "7"]
[White "Van der Marel, Bert"]
[Black "Tinga, Tjerk"]
[Result "1-0"]
[ECO "C44"]
[WhiteElo "2176"]
[BlackElo "2026"]
[PlyCount "103"]
[EventDate "2013.07.12"]
[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. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. 0-0 d6 6. Bg5 f6 7. Bh4 Bg4 8. h3 Bxf3 9. Qxf3 Ne5 10. Qb3 Nxc4 11. Qxc4 Qe7 12. c3 0-0-0 13. Nd2 dxc3 14. bxc3 Nh6 15. Rab1 Nf7 16. Nf3 Ne5 17. Qa4 Bb6 18. Nd4 Nd7 19. Rfe1 Qe5 20. Bg3 Nc5 21. Qc2 Qe8 22. Rb4 Ba5 23. Rb5 b6 24. f3 Ne6 25. Reb1 a6 26. Rxa5 Nxd4 27. cxd4 bxa5 28. Rc1 c6 29. d5 Kd7 30. Rb1 Ke7 31. dxc6 Rb8 32. Rd1 Rd8 33. c7 Rd7 34. Qc6 Qc8 35. Bxd6+ Kf7 36. Qd5+ Kg6 37. g4 h5 38. Qf5+ Kf7 39. e5 Re8 40. Qxh5+ Kg8 41. Rc1 fxe5 42. Qxe8+ Qxe8 43. c8Q Rd8 44. Qc4+ Kh8 45. Bc5 Qc6 46. Qe4 Rd5 47. Be3 Qb7 48. Kg2 Kg8 49. Kg3 Qd7 50. Qc4 Kh7 51. Qe4+ Kg8 52. h4 1-0

[Event "Leiden LCT op-A 7th"]
[Site "Leiden"]
[Date "2013.07.18"]
[Round "6"]
[White "Tinga, Tjerk"]
[Black "Kubbenga, Michael"]
[Result "1-0"]
[ECO "C12"]
[WhiteElo "2026"]
[BlackElo "1955"]
[PlyCount "65"]
[EventDate "2013.07.12"]
[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. Nc3 d5 3. Bg5 e6 4. e4 h6 5. Bxf6 gxf6 6. exd5 exd5 7. Qf3 Be6 8. Nge2 Nc6 9. a3 f5 10. g3 Bg7 11. 0-0-0 Qg5+ 12. Kb1 Qg4 13. Qd3 0-0-0 14. h4 Bf6 15. Bh3 Qg7 16. Na4 Rd6 17. Nc5 Nd8 18. Nf4 Re8 19. Bxf5 b6 20. Ncxe6 fxe6 21. Bg6 Rg8 22. h5 Kb8 23. Rhe1 e5 24. dxe5 Bxe5 25. Qb3 Bxf4 26. gxf4 Ne6 27. f5 Nc5 28. Qe3 Na4 29. Qe5 Qd7 30. Be8 Rxe8 31. Qxe8+ Kb7 32. Qxd7 Rxd7 33. Re6 1-0

[Event "Leiden LCT op-A 7th"]
[Site "Leiden"]
[Date "2013.07.16"]
[Round "5"]
[White "Kolodkin, Daniil"]
[Black "Tinga, Tjerk"]
[Result "1/2-1/2"]
[ECO "C45"]
[WhiteElo "1979"]
[BlackElo "2026"]
[PlyCount "34"]
[EventDate "2013.07.12"]
[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. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. c4 Ba6 9. Nd2 g6 10. Nf3 Bg7 11. Bg5 f6 12. exf6 Qxe2+ 13. Bxe2 Nxf6 14. 0-0-0 0-0-0 15. Be3 Kb8 16. h3 Rhe8 17. Rhe1 d5 1/2-1/2

[Event "Leiden LCT op-A 7th"]
[Site "Leiden"]
[Date "2013.07.15"]
[Round "4"]
[White "Tinga, Tjerk"]
[Black "Thakoerdien, Jerrel"]
[Result "0-1"]
[ECO "D01"]
[WhiteElo "2026"]
[BlackElo "2083"]
[PlyCount "74"]
[EventDate "2013.07.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bg5 Nbd7 4. Qd3 g6 5. f3 Bg7 6. e4 dxe4 7. fxe4 0-0 8. 0-0-0 c5 9. dxc5 Qa5 10. Qb5 Qc7 11. Nf3 e6 12. Qc4 a6 13. Bd3 Nxc5 14. Be3 Nfd7 15. Bd4 b5 16. Qb4 Bh6+ 17. Kb1 Re8 18. Bf2 Bf8 19. Bg3 Qb6 20. Qd4 b4 21. Ne2 a5 22. Ne5 Nxe5 23. Qxe5 Nxd3 24. cxd3 Bg7 25. Qc7 Qe3 26. Rhe1 Ba6 27. Qc2 Red8 28. Nc1 Qg5 29. Qf2 Rd7 30. d4 Rc8 31. Nb3 Qd8 32. Rc1 Rxc1+ 33. Rxc1 Bd3+ 34. Ka1 Bxe4 35. Qe2 Bd5 36. Nc5 Ra7 37. Qf2 Qf6 0-1

[Event "Leiden LCT op-A 7th"]
[Site "Leiden"]
[Date "2013.07.14"]
[Round "3"]
[White "Koes, Richard"]
[Black "Tinga, Tjerk"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "1919"]
[BlackElo "2026"]
[PlyCount "92"]
[EventDate "2013.07.12"]
[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. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. c4 Ba6 9. b3 Qh4 10. a3 Nf4 11. Qe4 Ng6 12. Qxh4 Nxh4 13. Nd2 Be7 14. g3 Ng6 15. Bb2 0-0 16. Bg2 Rad8 17. 0-0 f6 18. f4 fxe5 19. fxe5 Rb8 20. Rxf8+ Nxf8 21. Bd4 c5 22. Be3 Ng6 23. Bd5+ Kh8 24. e6 d6 25. Rf1 Bf6 26. Be4 Re8 27. Bd5 Bc8 28. Ne4 Bxe6 29. Nxf6 gxf6 30. Bd2 Bxd5 31. cxd5 Kg7 32. Bc3 Ne5 33. h3 Re7 34. Kg2 Kg6 35. g4 Re8 36. Kg3 Rb8 37. b4 cxb4 38. axb4 Rb5 39. Rd1 a5 40. bxa5 Rb3 41. Rc1 Nd3 42. Ra1 Rxc3 43. a6 Nb4+ 44. Kh4 Nxd5 45. a7 Nb6 46. Ra6 Na8 0-1

[Event "Leiden LCT op-A 7th"]
[Site "Leiden"]
[Date "2013.07.13"]
[Round "2"]
[White "Tinga, Tjerk"]
[Black "Van der Zon, Stef"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2026"]
[BlackElo "1870"]
[PlyCount "52"]
[EventDate "2013.07.12"]
[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. e4 c5 2. Nf3 Nc6 3. c3 d5 4. exd5 Qxd5 5. d4 Bg4 6. Be2 cxd4 7. cxd4 e6 8. Nc3 Qd8 9. 0-0 Nf6 10. Be3 Be7 11. Qb3 Qc7 12. h3 Bh5 13. d5 exd5 14. Nxd5 Nxd5 15. Qxd5 Bg6 16. Rfd1 0-0 17. Qd7 Qb8 18. Nd4 Bf6 19. Rd2 Rd8 20. Qg4 Nxd4 21. Bxd4 h5 22. Qf3 Rxd4 23. Rxd4 Bxd4 24. Rd1 Qe5 25. Qxb7 Be4 26. Qb4 Qg3 0-1

[Event "Leiden LCT op-A 7th"]
[Site "Leiden"]
[Date "2013.07.12"]
[Round "1"]
[White "Hendriks, Willy"]
[Black "Tinga, Tjerk"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2417"]
[BlackElo "2026"]
[PlyCount "75"]
[EventDate "2013.07.12"]
[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. e4 e5 2. Bc4 Nc6 3. d3 Nf6 4. Nf3 Bc5 5. c3 a6 6. Nbd2 d6 7. Bb3 0-0 8. h3 Ne7 9. Nf1 Ba7 10. Ng3 Ng6 11. 0-0 b5 12. d4 c5 13. a4 Bd7 14. axb5 axb5 15. Bg5 c4 16. Bc2 h6 17. Bxf6 Qxf6 18. Ra6 Qe7 19. Qa1 Bc8 20. Nf5 Qc7 21. Ra5 Bxf5 22. exf5 Ne7 23. f6 gxf6 24. Rxb5 Kg7 25. Qc1 Rab8 26. Rxb8 Rxb8 27. Qa1 Rb7 28. Rb1 f5 29. Qa3 e4 30. Nh4 Bb8 31. g3 Kf6 32. b4 cxb3 33. Rxb3 Nc6 34. Rxb7 Qxb7 35. Qc1 Ne7 36. Qxh6+ Ng6 37. Nxg6 fxg6 38. Qf8+ 1-0

[Event "Maarssen OKU op-A"]
[Site "Maarssen"]
[Date "2013.06.02"]
[Round "6"]
[White "Schoehuys, Erik"]
[Black "Tinga, Tjerk"]
[Result "1-0"]
[ECO "A57"]
[WhiteElo "2196"]
[BlackElo "2008"]
[PlyCount "63"]
[EventDate "2013.05.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. b6 d6 6. Qb3 Bb7 7. e4 Nbd7 8. Nc3 Qxb6 9. Qxb6 Nxb6 10. a4 g6 11. a5 Nbd7 12. Nf3 Bg7 13. Nd2 0-0 14. Nc4 Rfe8 15. f3 Bf8 16. Bg5 e6 17. dxe6 Rxe6 18. 0-0-0 h6 19. Bh4 g5 20. Bg3 Ne5 21. Bxe5 dxe5 22. Nb6 Rb8 23. Bc4 Ree8 24. Nd7 Nxd7 25. Rxd7 Re7 26. Rd6 Rc7 27. Rb6 Ra8 28. Rd1 Kg7 29. Kc2 Bc8 30. Rd8 Be7 31. Re8 Rd7 32. Bd5 1-0

[Event "Maarssen OKU op-A"]
[Site "Maarssen"]
[Date "2013.06.02"]
[Round "5"]
[White "Tinga, Tjerk"]
[Black "Van der Tuuk, Jaap"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "2008"]
[BlackElo "2212"]
[PlyCount "45"]
[EventDate "2013.05.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 g6 3. e4 d6 4. Nf3 Bg7 5. Be2 0-0 6. 0-0 Nc6 7. h3 e5 8. Be3 exd4 9. Nxd4 Re8 10. Nxc6 bxc6 11. Bf3 Bb7 12. Re1 c5 13. Bf4 Nd7 14. Qd2 Bc6 15. Rad1 Qb8 16. b3 a5 17. a4 Qb4 18. Nd5 Qxd2 19. Bxd2 Bxd5 20. exd5 Rxe1+ 21. Rxe1 c4 22. Re2 c3 23. Bg5 1-0

[Event "Maarssen OKU op-A"]
[Site "Maarssen"]
[Date "2013.06.01"]
[Round "4"]
[White "Galje, Hans"]
[Black "Tinga, Tjerk"]
[Result "0-1"]
[ECO "A58"]
[WhiteElo "2094"]
[BlackElo "2008"]
[PlyCount "94"]
[EventDate "2013.05.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 Bxa6 6. Nc3 d6 7. Nf3 g6 8. g3 Bg7 9. Bg2 0-0 10. 0-0 Nbd7 11. Rb1 Ng4 12. Qc2 Nge5 13. Nxe5 Nxe5 14. b3 Ra7 15. a4 Qa8 16. Rd1 Rb8 17. h3 Rab7 18. Na2 Bc4 19. f4 Bxb3 20. Rxb3 Rxb3 21. fxe5 Bxe5 22. Bf4 Bg7 23. Qe4 Qa7 24. Kh2 Ra3 25. Nc1 Rxa4 26. Qf3 Ra3 27. Qg4 Qa4 28. Rd3 Rxd3 29. exd3 Qc2 30. Qe2 Rb2 31. Qxc2 Rxc2 32. Nb3 Bc3 33. h4 Bb4 34. Kh3 Rc3 35. Nd2 Rxd3 36. Nc4 Kg7 37. Bc1 f6 38. Bf4 h6 39. Kh2 Bc3 40. Be3 Bd4 41. Bxd4 Rxd4 42. Ne3 c4 43. h5 c3 44. hxg6 Kxg6 45. Bh3 Rd2+ 46. Kg1 Kg5 47. Bf5 Re2 0-1

[Event "Maarssen OKU op-A"]
[Site "Maarssen"]
[Date "2013.06.01"]
[Round "2"]
[White "Tinga, Tjerk"]
[Black "Schenning, Albert AM"]
[Result "1-0"]
[ECO "D01"]
[WhiteElo "2008"]
[BlackElo "2015"]
[PlyCount "105"]
[EventDate "2013.05.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bg5 c6 4. Qd3 Qa5 5. Bxf6 exf6 6. e4 dxe4 7. Qxe4+ Be6 8. Bc4 Bb4 9. Nge2 Qf5 10. Qxf5 Bxf5 11. 0-0-0 0-0 12. d5 Bxc3 13. Nxc3 cxd5 14. Nxd5 Nc6 15. Bb5 Be4 16. f3 Bxd5 17. Rxd5 Ne5 18. f4 Ng6 19. g3 Rfd8 20. Rhd1 Rxd5 21. Rxd5 a6 22. Bc4 Rc8 23. Bd3 Nf8 24. Rd6 Rc7 25. Rd8 Re7 26. Kd2 g6 27. c4 Kg7 28. b4 Ne6 29. Rd6 Kf8 30. a4 Ke8 31. c5 Rd7 32. Rxd7 Kxd7 33. Kc3 a5 34. Be4 Kc7 35. Bd5 axb4+ 36. Kxb4 Nd8 37. Kb5 h5 38. h3 Ne6 39. Kc4 Nd8 40. Bf3 Nc6 41. Bd5 Nd8 42. Be4 Ne6 43. Bf3 Ng7 44. Kd5 Nf5 45. g4 hxg4 46. hxg4 Ne7+ 47. Kc4 Nc6 48. Bxc6 Kxc6 49. a5 Kd7 50. Kd5 Kc7 51. g5 fxg5 52. fxg5 Kd7 53. Ke5 1-0

[Event "Maarssen OKU op-A"]
[Site "Maarssen"]
[Date "2013.05.31"]
[Round "1"]
[White "Fluit, Johnny"]
[Black "Tinga, Tjerk"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2123"]
[BlackElo "2008"]
[PlyCount "71"]
[EventDate "2013.05.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 d5 3. Bxf6 exf6 4. e3 Bd6 5. c4 c6 6. cxd5 Bb4+ 7. Nc3 Qxd5 8. Nf3 Nd7 9. Bd3 0-0 10. 0-0 Qa5 11. Ne2 Qc7 12. Ng3 Nb6 13. Rc1 Be6 14. e4 Qd7 15. e5 Nd5 16. Ne4 f5 17. Nc5 Bxc5 18. Rxc5 Nb4 19. Bb1 b6 20. Rc3 Nxa2 21. Bxa2 Bxa2 22. b3 a5 23. Qc2 Bxb3 24. Qxb3 b5 25. Rfc1 Rfc8 26. Rc5 a4 27. Qb4 a3 28. Qb3 a2 29. Ra1 Qe6 30. Qxe6 fxe6 31. Rc2 b4 32. Rcxa2 Rab8 33. Rc1 Rb5 34. Kf1 b3 35. Rb2 Ra8 36. Rcb1 1-0

[Event "Delft Prinsenstad op-B"]
[Site "Delft"]
[Date "2012.04.07"]
[Round "3"]
[White "Fung, Michael"]
[Black "Tinga, Tjerk"]
[Result "1-0"]
[ECO "C56"]
[WhiteElo "1861"]
[BlackElo "1810"]
[PlyCount "143"]
[EventDate "2012.04.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. 0-0 Nf6 5. d4 exd4 6. e5 Ne4 7. Re1 d5 8. Bb5 Bd7 9. Bxc6 bxc6 10. Nxd4 0-0 11. f3 Ng5 12. f4 Ne6 13. Be3 f5 14. Qd2 Nxd4 15. Qxd4 Be6 16. Qc3 Qe8 17. Nd2 a5 18. Bc5 Ra6 19. Nb3 a4 20. Bxe7 Qxe7 21. Nc5 Ra7 22. b4 axb3 23. cxb3 Ra3 24. Rec1 Rfa8 25. Rc2 Bf7 26. Qd4 Be8 27. Na4 Rb8 28. Nc5 Rb5 29. Qb2 Ra8 30. Rac1 Rb4 31. g3 Rb5 32. a4 Rba5 33. b4 R5a7 34. Qd4 h6 35. Rb2 Qd8 36. a5 Qb8 37. e6 Qd8 38. Qe5 Rb8 39. Rcc2 Qf6 40. Qxf6 gxf6 41. Kf2 Kf8 42. Ke3 Ke7 43. Kd4 Kd6 44. a6 Rb5 45. Rc3 Bh5 46. Re3 Rb8 47. h3 Ke7 48. Reb3 Rb5 49. Rg2 Rb8 50. Rb1 Bf3 51. Rgg1 Be4 52. Rb2 h5 53. g4 hxg4 54. hxg4 Rg8 55. g5 fxg5 56. Rxg5 Raa8 57. b5 Rxg5 58. fxg5 Rb8 59. Ke5 f4 60. Rh2 f3 61. Nxe4 dxe4 62. Rh7+ Kf8 63. Rh8+ Ke7 64. Rh7+ Kf8 65. a7 Ra8 66. Rh8+ Kg7 67. Rxa8 f2 68. Rf8 e3 69. a8Q e2 70. Rg8+ Kh7 71. Rh8+ Kg6 72. Qg8# 1-0

[Event "Delft Prinsenstad op-B"]
[Site "Delft"]
[Date "2012.04.07"]
[Round "2"]
[White "Tinga, Tjerk"]
[Black "Van de Griend, Johan"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1810"]
[BlackElo "1897"]
[PlyCount "81"]
[EventDate "2012.04.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Nf6 5. d4 c6 6. Bd2 Qc7 7. Bc4 Bf5 8. 0-0 e6 9. Ne2 Bd6 10. Ng3 Bg6 11. Re1 0-0 12. c3 Nbd7 13. Qe2 b5 14. Bb3 a5 15. a4 Rab8 16. Bg5 bxa4 17. Bxa4 Qb6 18. Bxf6 Nxf6 19. Ne5 Bxe5 20. dxe5 Nd5 21. Rec1 Nf4 22. Qc4 Nd3 23. Rf1 Nxe5 24. Qa2 Rfd8 25. Rad1 h6 26. Rfe1 Ng4 27. b3 Rxd1 28. Rxd1 Rd8 29. Rxd8+ Qxd8 30. Qe2 Nf6 31. Bxc6 Qb6 32. Bb5 Nd5 33. c4 Nc3 34. Qe5 Nxb5 35. Qxb5 Qd8 36. h3 Qd1+ 37. Kh2 Qd2 38. c5 h5 39. c6 h4 40. c7 hxg3+ 41. fxg3 1-0

[Event "Delft Prinsenstad op-B"]
[Site "Delft"]
[Date "2012.04.07"]
[Round "4"]
[White "Tinga, Tjerk"]
[Black "Van der Togt, Twan"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "1810"]
[BlackElo "1658"]
[PlyCount "52"]
[EventDate "2012.04.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nc6 5. Nf3 Bg4 6. Be2 Nf6 7. c4 Qd7 8. d5 Bxf3 9. Bxf3 Ne5 10. b3 Nxf3+ 11. Qxf3 e6 12. dxe6 Qxe6+ 13. Qe3 Qxe3+ 14. Bxe3 Bd6 15. Na3 a6 16. 0-0-0 0-0-0 17. h3 Rhe8 18. Nc2 Ne4 19. Rd3 Be7 20. Rhd1 b6 21. f3 Nf6 22. Rxd8+ Rxd8 23. Rxd8+ Kxd8 24. Kd2 Kd7 25. Kd3 Ke6 26. Bf4 Bd6 1/2-1/2

[Event "Leiden Noteboom Memorial-B 72nd"]
[Site "Leiden"]
[Date "2012.02.18"]
[Round "2"]
[White "Lai, Hing Ting"]
[Black "Tinga, Tjerk"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "1915"]
[PlyCount "63"]
[EventDate "2012.02.17"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 147 Extra"]
[Source "ChessBase"]
[SourceDate "2012.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.04.24"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 Ne4 3. Bh4 c5 4. f3 Nd6 5. dxc5 Qa5+ 6. Qd2 Qxc5 7. e4 Nc6 8. Nc3 g6 9. Nd5 Ne5 10. b4 Qc6 11. b5 Qc5 12. Bf2 Qa3 13. Bd4 Bg7 14. Nc7+ Kd8 15. Nxa8 Nec4 16. Qf2 Bxd4 17. Qxd4 e5 18. Qd3 Qa5+ 19. Kf2 Qxb5 20. Qxd6 Nxd6 21. Bxb5 Nxb5 22. a4 Nd4 23. c3 Ne6 24. a5 Ke7 25. Ra4 d6 26. Rc4 Kd8 27. Ne2 Bd7 28. Rd1 Bb5 29. Rb4 Ba6 30. Rxd6+ Ke7 31. Rxe6+ fxe6 32. Nc7 1-0

