[Event "Titled Tuesday intern op 27th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.27"]
[Round "8"]
[White "Ambrogi, Agustin Tomas"]
[Black "Jonkman, Harmen"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "2226"]
[BlackElo "2329"]
[PlyCount "93"]
[EventDate "2024.02.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB10_2024"]
[SourceDate "2024.03.06"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Nc3 d5 8. exd5 Nxd5 9. 0-0 Bxc3 10. bxc3 0-0 11. Bg5 Qd6 12. Qc2 Bg4 13. Qe4 Be6 14. Bd3 f5 15. Qh4 Nxc3 16. d5 Bxd5 17. Bf4 Qf6 18. Bg5 Qg6 19. Nd2 h6 20. f4 hxg5 21. fxg5 Ne4 22. Nf3 Rae8 23. Rad1 Ne5 24. Nxe5 Rxe5 25. Qf4 Rfe8 26. h4 Qb6+ 27. Kh2 Nd6 28. Bb1 c6 29. h5 Qe3 30. g6 Qxf4+ 31. Rxf4 Ne4 32. g4 Nc3 33. Rdf1 Nxb1 34. Rxb1 Re2+ 35. Kg3 R8e3+ 36. Kh4 Rh2+ 37. Kg5 fxg4 38. Rxb7 Re5+ 39. Kxg4 Re8 40. Rff7 Rg2+ 41. Kh3 Re3+ 42. Kh4 Bxf7 43. gxf7+ Kf8 44. h6 gxh6 45. Rxa7 Re1 46. Kh3 Rg5 47. Kh4 0-1

[Event "Titled Tuesday intern op 27th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.27"]
[Round "4"]
[White "Curtis, John"]
[Black "Jonkman, Harmen"]
[Result "0-1"]
[ECO "D20"]
[WhiteElo "2292"]
[BlackElo "2329"]
[PlyCount "54"]
[EventDate "2024.02.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB10_2024"]
[SourceDate "2024.03.06"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. e3 e6 4. Bxc4 a6 5. d5 e5 6. e4 Bd6 7. Qe2 Ne7 8. Nd2 f5 9. exf5 Bxf5 10. Ngf3 Nd7 11. h3 Ng6 12. Ne4 0-0 13. Bg5 Qe8 14. 0-0 h6 15. Bd2 Nf4 16. Bxf4 exf4 17. Rfe1 Qh5 18. Nxd6 cxd6 19. Nd4 Qxe2 20. Rxe2 Ne5 21. Nxf5 Rxf5 22. Bb3 f3 23. Re3 fxg2 24. Kxg2 Raf8 25. Rf1 Rg5+ 26. Rg3 Rgf5 27. Re3 g5 0-1

[Event "Titled Tuesday intern op 27th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.27"]
[Round "1"]
[White "Jonkman, Harmen"]
[Black "Bolourchifard, Farzad"]
[Result "0-1"]
[ECO "A47"]
[WhiteElo "2329"]
[BlackElo "2292"]
[PlyCount "94"]
[EventDate "2024.02.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB10_2024"]
[SourceDate "2024.03.06"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 c5 4. e3 b6 5. Nbd2 Be7 6. c3 0-0 7. h3 d6 8. a4 Ba6 9. Bxa6 Nxa6 10. Qe2 Nc7 11. e4 d5 12. e5 Nd7 13. 0-0 a6 14. g3 b5 15. h4 Qb8 16. Rfb1 b4 17. c4 dxc4 18. Nxc4 Nd5 19. Bg5 Bxg5 20. Nxg5 h6 21. Ne4 cxd4 22. Ned6 Nc5 23. Rd1 Ra7 24. Rxd4 Nb3 25. Rad1 Nxd4 26. Rxd4 Rd7 27. Rg4 Qd8 28. Qd2 Kh8 29. h5 Qe7 30. Re4 Rfd8 31. Qe2 Qf8 32. Kg2 f5 33. exf6 Nxf6 34. Rxe6 Rxd6 35. Nxd6 Rxd6 36. Re7 Qa8+ 37. Kg1 Qd8 38. Re3 Rd1+ 39. Kh2 Qd5 40. Qf3 Qxf3 41. Rxf3 Rd2 42. b3 Nxh5 43. g4 Nf6 44. Kg2 Nxg4 45. Rf4 Rxf2+ 46. Rxf2 Nxf2 47. Kxf2 g5 0-1

[Event "Titled Tuesday intern op 27th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.27"]
[Round "6"]
[White "Jonkman, Harmen"]
[Black "D'Arruda, Ricardo D"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2329"]
[BlackElo "2271"]
[PlyCount "117"]
[EventDate "2024.02.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB10_2024"]
[SourceDate "2024.03.06"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 d5 4. e3 c5 5. Nbd2 Nc6 6. c3 Bd6 7. Bxd6 Qxd6 8. Bd3 0-0 9. 0-0 e5 10. dxc5 Qxc5 11. e4 Bg4 12. Qb3 Rfd8 13. Rfe1 d4 14. Rac1 dxc3 15. Rxc3 Qb6 16. Ng5 Qxb3 17. Rxb3 h6 18. Ngf3 Be6 19. Bc4 Bxc4 20. Nxc4 b6 21. Ncxe5 Nxe5 22. Nxe5 Re8 23. Rb5 Rac8 24. f4 Rc2 25. a4 Rd8 26. Nf3 Rdc8 27. e5 Ng4 28. h3 Nf2 29. e6 Nd3 30. exf7+ Kxf7 31. Ne5+ Nxe5 32. Rexe5 Rd2 33. Red5 Rcc2 34. Rxd2 Rxd2 35. a5 bxa5 36. Rxa5 Rxb2 37. Rxa7+ Kf6 38. Kh2 Rb3 39. Ra5 g6 40. Kg1 h5 41. Kh2 Rc3 42. Rb5 Rd3 43. Rg5 Rc3 44. Rg3 Rc4 45. Rf3 h4 46. g4 hxg3+ 47. Kxg3 g5 48. fxg5+ Kxg5 49. Rd3 Rb4 50. Rd5+ Kg6 51. Rd6+ Kh5 52. Rd5+ Kg6 53. Re5 Rb3+ 54. Kg4 Rb4+ 55. Kf3 Rb3+ 56. Kg4 Rb4+ 57. Kg3 Rb3+ 58. Kh4 Rb4+ 59. Kg3 1/2-1/2

[Event "Titled Tuesday intern op 27th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.27"]
[Round "7"]
[White "Jonkman, Harmen"]
[Black "Goncalves, Samuel Jesus P"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2329"]
[BlackElo "2219"]
[PlyCount "81"]
[EventDate "2024.02.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB10_2024"]
[SourceDate "2024.03.06"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.06"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. e4 c6 4. c3 d5 5. Bd3 dxe4 6. Bxe4 Nf6 7. Bc2 0-0 8. 0-0 Bg4 9. Nbd2 Nbd7 10. h3 Bf5 11. Bxf5 gxf5 12. Nc4 Ne4 13. Bf4 e6 14. Re1 Re8 15. Qc2 Nb6 16. Ncd2 Nd5 17. Bh2 Nxd2 18. Qxd2 b5 19. Be5 f6 20. Bh2 Qd7 21. b3 Rad8 22. c4 Nb6 23. Qc2 a6 24. a4 Rc8 25. axb5 axb5 26. Ra6 Na8 27. Rea1 bxc4 28. bxc4 c5 29. Ra7 Nc7 30. dxc5 e5 31. Nh4 f4 32. Nf5 Ra8 33. Nd6 Rxa7 34. Rxa7 Ra8 35. Qa2 Rxa7 36. Qxa7 Qc6 37. Qb6 Qd7 38. g4 Bf8 39. Kg2 Ne6 40. Ne4 Nd4 41. Nxf6+ 1-0

[Event "Titled Tuesday intern op 27th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.27"]
[Round "3"]
[White "Jonkman, Harmen"]
[Black "Gutierrez Espinosa, Karen"]
[Result "0-1"]
[ECO "B19"]
[WhiteElo "2329"]
[BlackElo "2070"]
[PlyCount "72"]
[EventDate "2024.02.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB10_2024"]
[SourceDate "2024.03.06"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.06"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. Bd3 Bxd3 9. Qxd3 e6 10. Bf4 Qa5+ 11. Bd2 Bb4 12. c3 Be7 13. 0-0-0 Ngf6 14. Kb1 0-0-0 15. c4 Qa4 16. Rhe1 Bd6 17. b3 Qa6 18. Ne4 Nxe4 19. Rxe4 Nf6 20. Re2 Kb8 21. Qc2 c5 22. dxc5 Bxc5 23. Ne5 Rhf8 24. Bc3 Rxd1+ 25. Qxd1 Qd6 26. Rd2 Qc7 27. Nd7+ Nxd7 28. Rxd7 Qc8 29. Bxg7 Rg8 30. Be5+ Ka8 31. f3 Bb6 32. g4 f5 33. Bf4 fxg4 34. fxg4 Rxg4 35. Qxg4 Qxd7 36. Qg7 Qxg7 0-1

[Event "Titled Tuesday intern op 27th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.27"]
[Round "2"]
[White "Sahakyan, Aleks"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "C47"]
[WhiteElo "2318"]
[BlackElo "2329"]
[PlyCount "49"]
[EventDate "2024.02.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB10_2024"]
[SourceDate "2024.03.06"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 0-0 8. 0-0 d5 9. exd5 cxd5 10. h3 h6 11. Qf3 c6 12. Bf4 Bd6 13. Ne2 Rb8 14. b3 Re8 15. Rad1 Bxf4 16. Qxf4 Qb6 17. Nd4 a5 18. Nxc6 Qxc6 19. Qxb8 Bg4 20. Qb5 Qxb5 21. Bxb5 Bxd1 22. Bxe8 Bxc2 23. Rc1 Bf5 24. Bb5 d4 25. Rd1 1-0

[Event "Titled Tuesday intern op 27th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.27"]
[Round "5"]
[White "Thake, Conrad"]
[Black "Jonkman, Harmen"]
[Result "0-1"]
[ECO "A01"]
[WhiteElo "1745"]
[BlackElo "2329"]
[PlyCount "36"]
[EventDate "2024.02.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB10_2024"]
[SourceDate "2024.03.06"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.06"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. e3 a6 4. c4 Nf6 5. d4 exd4 6. exd4 d5 7. Nf3 Bb4+ 8. Nc3 0-0 9. Be2 Ne4 10. Qd3 Bf5 11. Qe3 Re8 12. Qc1 dxc4 13. d5 Qxd5 14. 0-0 Nxc3 15. Bxc4 Qxc4 16. Qg5 Qg4 17. Qxg4 Bxg4 18. Rac1 Ne2+ 0-1

[Event "Titled Tuesday intern op 27th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.27"]
[Round "9"]
[White "Zavgorodniy, Sergiy"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "D28"]
[WhiteElo "2401"]
[BlackElo "2329"]
[PlyCount "67"]
[EventDate "2024.02.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CB10_2024"]
[SourceDate "2024.03.06"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 e6 4. e3 a6 5. Bxc4 Nf6 6. 0-0 c5 7. Qe2 Nbd7 8. Rd1 Qc7 9. dxc5 Bxc5 10. a3 b5 11. Bd3 Bb7 12. b4 Be7 13. Bb2 Rc8 14. Nbd2 0-0 15. Rac1 Qb8 16. h3 h6 17. Nb3 Ne4 18. Na5 Bd5 19. Nd4 Bf6 20. Ndc6 Qa8 21. Bxf6 Ndxf6 22. Ne7+ Kh8 23. Nxc8 Rxc8 24. Qb2 Nd6 25. Rxc8+ Qxc8 26. Rc1 Qa8 27. Bf1 Nde4 28. Qd4 Ng5 29. Qc5 Kh7 30. Bd3+ Be4 31. Bxe4+ Qxe4 32. Qc2 Nd5 33. Qxe4+ Nxe4 34. Rc6 1-0

[Event "Titled Tuesday intern op 29th Aug Late"]
[Site "Chess.com INT"]
[Date "2023.08.29"]
[Round "4"]
[White "Cattaneo, Marco"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2264"]
[BlackElo "2323"]
[PlyCount "95"]
[EventDate "2023.08.29"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. e3 Nc6 5. Nbd2 Bg4 6. c3 e6 7. Qb3 Qb6 8. Qxb6 axb6 9. Bb5 Nd7 10. h3 Bh5 11. 0-0 Be7 12. Rfe1 Bg6 13. a3 0-0 14. g4 Ra5 15. Bf1 Rfa8 16. h4 h5 17. g5 c4 18. e4 b5 19. Rac1 Nb6 20. Bg2 Na4 21. Rc2 Kf8 22. Nh2 Rd8 23. Nhf1 Bd6 24. Bxd6+ Rxd6 25. Ng3 e5 26. dxe5 Nxe5 27. Rf1 d4 28. cxd4 Rxd4 29. f4 Ng4 30. Re1 Nxb2 31. Nf3 Nd3 32. Nxd4 Nxe1 33. Rc3 Nxg2 34. Kxg2 f6 35. f5 Be8 36. g6 Ne5 37. Nxh5 Bc6 38. Ng3 b4 39. axb4 Ra2+ 40. Kf1 Rb2 41. Nc2 Ba4 42. Ne3 Rxb4 43. h5 b5 44. Nd5 Rb2 45. h6 gxh6 46. Nh5 b4 47. g7+ Kf7 48. Ndxf6 1-0

[Event "Titled Tuesday intern op 29th Aug Late"]
[Site "Chess.com INT"]
[Date "2023.08.29"]
[Round "2"]
[White "Grebeniuk, Semen"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "D05"]
[WhiteElo "2315"]
[BlackElo "2323"]
[PlyCount "89"]
[EventDate "2023.08.29"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 d5 3. e3 c5 4. c3 Nf6 5. Bd3 Be7 6. Nbd2 0-0 7. 0-0 b6 8. Ne5 Ba6 9. Bxa6 Nxa6 10. f4 Qc7 11. Qf3 Nd7 12. Qh3 g6 13. Ndf3 Rae8 14. Bd2 c4 15. Be1 Nab8 16. Bh4 Bxh4 17. Qxh4 f6 18. Ng4 Nc6 19. Nh6+ Kg7 20. g4 b5 21. g5 f5 22. a3 a5 23. Ne5 Ndxe5 24. fxe5 Rb8 25. Qf4 Rb7 26. h4 b4 27. axb4 axb4 28. h5 bxc3 29. bxc3 Rb2 30. Rf2 Rfb8 31. hxg6 hxg6 32. Qh2 Rxf2 33. Qxf2 Qb6 34. Qh2 Rh8 35. Qc2 Qd8 36. Qg2 Qb6 37. Qc2 Rb8 38. Qh2 Qd8 39. Nxf5+ exf5 40. Qh6+ Kf7 41. Qh7+ Kf8 42. Qxg6 Ne7 43. Qf6+ Ke8 44. Ra7 Rb2 45. Qh8+ 1-0

[Event "Titled Tuesday intern op 29th Aug Late"]
[Site "Chess.com INT"]
[Date "2023.08.29"]
[Round "3"]
[White "Jonkman, Harmen"]
[Black "Curtis, John"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2323"]
[BlackElo "2292"]
[PlyCount "63"]
[EventDate "2023.08.29"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. c3 e6 3. d4 d5 4. exd5 Qxd5 5. Nf3 Nf6 6. Nbd2 cxd4 7. Bc4 Qd8 8. Nxd4 Bd7 9. N2f3 Nc6 10. 0-0 Nxd4 11. Nxd4 Rc8 12. Qe2 Be7 13. Bf4 0-0 14. Rad1 Re8 15. Rfe1 Qb6 16. Bb3 a6 17. Rd3 Rcd8 18. Rg3 g6 19. h4 Nd5 20. Bg5 Bxg5 21. Rxg5 Qd6 22. h5 Qf4 23. Rg3 Qf6 24. Bxd5 exd5 25. Qd1 Rxe1+ 26. Qxe1 Re8 27. Qd2 Re4 28. h6 Qe7 29. Nf3 Bc6 30. Rg5 f6 31. Rg3 Kf7 32. Qd3 1-0

[Event "Titled Tuesday intern op 29th Aug Late"]
[Site "Chess.com INT"]
[Date "2023.08.29"]
[Round "6"]
[White "Jonkman, Harmen"]
[Black "Michalczak, Thomas"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "2323"]
[BlackElo "2200"]
[PlyCount "207"]
[EventDate "2023.08.29"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. a4 a6 6. 0-0 d6 7. h3 h6 8. Re1 Ba7 9. Nbd2 0-0 10. Nf1 Be6 11. Ng3 Re8 12. Bxe6 Rxe6 13. Be3 Bxe3 14. Rxe3 Re8 15. d4 exd4 16. Nxd4 Nxd4 17. Qxd4 Re5 18. a5 Qd7 19. Rb3 Rb5 20. Raa3 Re8 21. Qc4 c6 22. Rxb5 axb5 23. Qd4 Qe6 24. a6 c5 25. Qd3 b4 26. Ra5 bxa6 27. Rxa6 Nxe4 28. Kh2 c4 29. Qd4 Nxg3 30. fxg3 Qe5 31. Qxc4 Qxb2 32. Rxd6 Qb1 33. Rd7 Rf8 34. Rb7 Qe1 35. Rxb4 Rd8 36. Rb7 Qf2 37. Qe4 g6 38. c4 Rd1 39. Qe8+ Kg7 40. Qe5+ Qf6 41. Qxf6+ Kxf6 42. c5 Rc1 43. Rc7 Ke6 44. c6 h5 45. Rc8 Ke7 46. h4 Rc3 47. c7 Rc4 48. Kg1 Rc2 49. Kf1 Rc3 50. Kf2 Rc2+ 51. Ke3 Kd7 52. Rf8 Kxc7 53. Rxf7+ Kd8 54. Rf6 Rxg2 55. Rxg6 Ke7 56. Kf4 Rg1 57. Rg5 Rf1+ 58. Ke3 Rg1 59. Kf2 Ra1 60. Rxh5 Ra2+ 61. Kf3 Kf6 62. Kg4 Kg6 63. Rg5+ Kh6 64. Kh3 Ra3 65. Rd5 Ra1 66. Rd6+ Kg7 67. Rd5 Kg6 68. Rg5+ Kh6 69. Rg4 Ra2 70. Rf4 Ra3 71. Kg4 Ra5 72. Rf6+ Kg7 73. Rf5 Ra4+ 74. Rf4 Ra1 75. Rf5 Ra4+ 76. Kg5 Ra3 77. g4 Ra4 78. Re5 Rb4 79. h5 Kf7 80. Rf5+ Kg7 81. Rc5 Kf7 82. Rc7+ Kg8 83. Kg6 Rb6+ 84. Kg5 Rb5+ 85. Kh4 Rb4 86. Rd7 Rc4 87. Rd6 Kg7 88. Rg6+ Kh7 89. Rf6 Rc1 90. Rf5 Rc4 91. Kg5 Ra4 92. Rf7+ Kg8 93. Re7 Kf8 94. Re6 Kf7 95. Rd6 Kg7 96. Rd7+ Kg8 97. h6 Ra5+ 98. Kh4 Ra6 99. g5 Ra4+ 100. Kh5 Ra8 101. g6 Re8 102. h7+ Kh8 103. Kh6 Re7 104. Rd8+ 1-0

[Event "Titled Tuesday intern op 29th Aug Late"]
[Site "Chess.com INT"]
[Date "2023.08.29"]
[Round "8"]
[White "Jonkman, Harmen"]
[Black "Ozates, Tuna"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2323"]
[BlackElo "2281"]
[PlyCount "158"]
[EventDate "2023.08.29"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Nf6 4. d4 cxd4 5. Qxd4 Qxd5 6. Nf3 Nc6 7. Qh4 Bg4 8. Nbd2 Ne5 9. Nd4 g5 10. Bb5+ Qxb5 11. Nxb5 gxh4 12. Nc7+ Kd7 13. Nxa8 Kc8 14. 0-0 Kb8 15. h3 Be6 16. f4 Nd3 17. Nf3 Kxa8 18. Nxh4 Rg8 19. Kh2 Bd5 20. b3 e6 21. c4 Bc6 22. Be3 Ne4 23. Rad1 Be7 24. Nf3 Nb4 25. Ne5 Nc2 26. Bc1 Nc3 27. Rd2 Ne3 28. Rg1 Be4 29. Nxf7 Bh4 30. Ng5 Bxg5 31. fxg5 Nf5 32. g4 Nh4 33. Kg3 Nf3 34. Rgg2 Nxd2 35. Bxd2 Nb1 36. Bb4 b6 37. Re2 Bd3 38. Rxe6 Rd8 39. h4 a5 40. Be1 Kb7 41. h5 Bc2 42. g6 hxg6 43. h6 Rh8 44. g5 Bf5 45. Re7+ Kc6 46. Bf2 Nd2 47. Bd4 Ne4+ 48. Kf4 Rd8 49. h7 Nd6 50. h8Q Rxh8 51. Bxh8 Nc8 52. Rg7 Nd6 53. Re7 Nc8 54. Re1 Nd6 55. Bd4 b5 56. Be5 Nb7 57. cxb5+ Kxb5 58. Bd4 a4 59. Re5+ Kb4 60. bxa4 Kxa4 61. Re7 Nd6 62. Ke5 Nc4+ 63. Kf6 Ka3 64. Rc7 Nd2 65. Ra7+ Kb4 66. Be5 Ne4+ 67. Kf7 Nxg5+ 68. Kf6 Ne4+ 69. Kg7 g5 70. Bd6+ Nxd6 71. Kf6 g4 72. Ra6 g3 73. Rxd6 g2 74. Rd1 Be4 75. Rg1 Ka3 76. Ke5 Ba8 77. Kf4 Kxa2 78. Kg3 Kb2 79. Rxg2+ Bxg2 1/2-1/2

[Event "Titled Tuesday intern op 29th Aug Late"]
[Site "Chess.com INT"]
[Date "2023.08.29"]
[Round "5"]
[White "Jonkman, Harmen"]
[Black "Petersson, Kjell"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "2323"]
[BlackElo "2040"]
[PlyCount "49"]
[EventDate "2023.08.29"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Bd3 Bg4 5. h3 Bh5 6. 0-0 Nc6 7. Re1 e6 8. Bf1 Be7 9. d4 cxd4 10. cxd4 Bxf3 11. gxf3 0-0 12. Nc3 Qa5 13. f4 e5 14. fxe5 dxe5 15. d5 Nd4 16. Be3 Bc5 17. a3 Qd8 18. Na4 Qd6 19. Nxc5 Qxc5 20. Rc1 Qb6 21. b4 Rac8 22. Bg2 h6 23. Qd2 Ne8 24. Rxc8 Nb3 25. Bxb6 1-0

[Event "Titled Tuesday intern op 29th Aug Late"]
[Site "Chess.com INT"]
[Date "2023.08.29"]
[Round "9"]
[White "Jonkman, Harmen"]
[Black "Rees, Ioan"]
[Result "0-1"]
[ECO "D01"]
[WhiteElo "2323"]
[BlackElo "2289"]
[PlyCount "102"]
[EventDate "2023.08.29"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d5 3. Bg5 Nbd7 4. e3 e6 5. Bd3 Be7 6. Qf3 h6 7. Bxf6 Bxf6 8. Nge2 c5 9. dxc5 Nxc5 10. Bb5+ Bd7 11. Bxd7+ Qxd7 12. 0-0 0-0 13. Rad1 Rac8 14. e4 dxe4 15. Nxe4 Qe7 16. Nxf6+ Qxf6 17. Qxf6 gxf6 18. c4 Rfd8 19. b3 f5 20. g3 Kg7 21. Kg2 Ne4 22. f3 Nc5 23. Nc3 a6 24. f4 Kf6 25. Kf3 h5 26. Ke3 b6 27. Ne2 h4 28. Nc3 hxg3 29. hxg3 Rg8 30. Kf3 Rcd8 31. Rh1 Rxd1 32. Rxd1 Ne4 33. Nxe4+ fxe4+ 34. Kxe4 Rxg3 35. Rd6 Rg2 36. a4 b5 37. Rxa6 bxc4 38. bxc4 Rc2 39. Kd3 Rf2 40. Ke4 Rc2 41. Kd3 Rf2 42. Rb6 Rxf4 43. a5 Rf3+ 44. Kd4 Ra3 45. Rb5 Ke7 46. c5 f6 47. Rb7+ Kd8 48. Ra7 Ra4+ 49. Kc3 e5 50. c6 f5 51. Kb3 Ra1 0-1

[Event "Titled Tuesday intern op 29th Aug Late"]
[Site "Chess.com INT"]
[Date "2023.08.29"]
[Round "11"]
[White "Kovalevsky, Stanislav"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "B14"]
[WhiteElo "2163"]
[BlackElo "2323"]
[PlyCount "81"]
[EventDate "2023.08.29"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 c6 2. e4 e6 3. Nc3 d5 4. cxd5 cxd5 5. exd5 exd5 6. d4 Nf6 7. Nf3 Nc6 8. Bg5 Be7 9. Bd3 0-0 10. h3 h6 11. Bh4 Be6 12. 0-0 Qb6 13. b3 Nb4 14. Re1 Nxd3 15. Qxd3 Rfd8 16. Re3 Rac8 17. Rae1 Rc6 18. Ne5 Rc7 19. Nxf7 Kxf7 20. Rxe6 Qxe6 21. Rxe6 Kxe6 22. Ne2 Bd6 23. Bg3 Ne4 24. Bxd6 Kxd6 25. f3 Nf6 26. Qg6 Re8 27. Ng3 Kc6 28. Nf5 Kb5 29. Nxg7 Rg8 30. Qd3+ Kb6 31. Ne6 Rc1+ 32. Kh2 Nh5 33. a4 a6 34. g4 Re8 35. Qf5 Nf6 36. Nf4 Rc2+ 37. Kg3 Ne4+ 38. fxe4 Rc3+ 39. Kh4 dxe4 40. Nd5+ Ka7 41. Nxc3 1-0

[Event "Titled Tuesday intern op 29th Aug Late"]
[Site "Chess.com INT"]
[Date "2023.08.29"]
[Round "10"]
[White "Povshednyi, Ivan"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "D24"]
[WhiteElo "2223"]
[BlackElo "2323"]
[PlyCount "95"]
[EventDate "2023.08.29"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c5 3. c4 dxc4 4. d5 a6 5. a4 Nf6 6. Nc3 e6 7. e4 exd5 8. exd5 Bd6 9. Bxc4 0-0 10. 0-0 h6 11. h3 Bf5 12. Re1 Nbd7 13. a5 Re8 14. Be3 Qc7 15. Qa4 Ne4 16. Qb3 Re7 17. Bf1 Rae8 18. Rec1 Nef6 19. Na4 Rxe3 20. fxe3 Be4 21. Qd1 Qxa5 22. Nc3 Qb6 23. Na4 Qd8 24. Nc3 Bg6 25. Bd3 Rxe3 26. Bxg6 fxg6 27. Qd2 c4 28. Qxe3 Bc5 29. Nd4 Qb6 30. Rd1 Qxb2 31. Na4 Qb4 32. Nxc5 Nxc5 33. Rab1 Nxd5 34. Qe8+ Kh7 35. Rxb4 Nxb4 36. Ne6 Nxe6 37. Qxe6 c3 38. Qb3 c2 39. Rc1 a5 40. Rxc2 a4 41. Qxb4 a3 42. Ra2 b5 43. Rxa3 h5 44. Rb3 h4 45. Qxb5 g5 46. Qxg5 Kg8 47. Rb7 Kf8 48. Qd8# 1-0

[Event "Titled Tuesday intern op 29th Aug Late"]
[Site "Chess.com INT"]
[Date "2023.08.29"]
[Round "7"]
[White "Reprintsev, Alexander"]
[Black "Jonkman, Harmen"]
[Result "0-1"]
[ECO "C52"]
[WhiteElo "2225"]
[BlackElo "2323"]
[PlyCount "56"]
[EventDate "2023.08.29"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Ba5 6. d4 exd4 7. Qb3 Qf6 8. 0-0 Nge7 9. cxd4 0-0 10. e5 Qg6 11. Nc3 Bb6 12. Be3 Na5 13. Qa4 Nxc4 14. Qxc4 d6 15. a4 a6 16. a5 d5 17. Qb4 Nc6 18. Qa3 Ba7 19. Nxd5 Bg4 20. Nh4 Qh5 21. g3 Bxd4 22. Rae1 Bh3 23. Ng2 Nxe5 24. Ndf4 Nf3+ 25. Kh1 Bxg2+ 26. Kxg2 Nxe1+ 27. Rxe1 Qe5 28. Bd2 Qf6 0-1

[Event "Titled Tuesday intern op 22nd Aug Late"]
[Site "Chess.com INT"]
[Date "2023.08.22"]
[Round "6"]
[White "Antonio, Jorge Carlos"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "C35"]
[WhiteElo "2277"]
[BlackElo "2323"]
[PlyCount "41"]
[EventDate "2023.08.22"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Nf3 Nf6 4. Nc3 Be7 5. d4 Nh5 6. Be2 0-0 7. 0-0 g5 8. Nxg5 Bxg5 9. Bxh5 f5 10. Bxf4 d6 11. Qf3 Bxf4 12. Qxf4 Nc6 13. Rf3 Nxd4 14. Rg3+ Kh8 15. Qh6 Qf6 16. Bg6 Qg7 17. Qxg7+ Kxg7 18. Bxf5+ Kh8 19. Rf1 Nxc2 20. Nb5 Nd4 21. Nxd4 1-0

[Event "Titled Tuesday intern op 22nd Aug Late"]
[Site "Chess.com INT"]
[Date "2023.08.22"]
[Round "2"]
[White "Cieslak, Patryk"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "C65"]
[WhiteElo "2270"]
[BlackElo "2323"]
[PlyCount "77"]
[EventDate "2023.08.22"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. c3 0-0 6. 0-0 Re8 7. Nbd2 a6 8. Bxc6 bxc6 9. Nc4 d6 10. Be3 Bxe3 11. Nxe3 a5 12. Re1 a4 13. b4 axb3 14. axb3 Be6 15. b4 Rxa1 16. Qxa1 Qa8 17. Qa5 Qb7 18. Ra1 Nd7 19. Qa7 Qc8 20. h3 h6 21. Qa6 c5 22. b5 Qb8 23. c4 Nf8 24. Qa7 Qd8 25. Qb7 Ng6 26. Ra7 Nf4 27. Qxc7 Qf6 28. Ne1 Bxh3 29. b6 Bxg2 30. N1xg2 Nxd3 31. Nf5 g6 32. Qxd6 Qg5 33. Re7 Rf8 34. Nfe3 Nf4 35. Kf1 Nh3 36. b7 Rd8 37. Qxd8+ Kg7 38. b8Q Qxe3 39. Qh8# 1-0

[Event "Titled Tuesday intern op 22nd Aug Late"]
[Site "Chess.com INT"]
[Date "2023.08.22"]
[Round "5"]
[White "Jonkman, Harmen"]
[Black "Kohler, Aran"]
[Result "1/2-1/2"]
[ECO "D43"]
[WhiteElo "2323"]
[BlackElo "2011"]
[PlyCount "68"]
[EventDate "2023.08.22"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. g3 Nbd7 6. Bg2 Bd6 7. 0-0 0-0 8. Qb3 b6 9. cxd5 exd5 10. Bf4 Bxf4 11. gxf4 Bb7 12. Rad1 Re8 13. Ne5 Nf8 14. e3 Qd6 15. Rd2 N6d7 16. a4 f6 17. Nd3 Ba6 18. Rc1 Bc4 19. Qd1 Rac8 20. b3 Bxd3 21. Rxd3 f5 22. a5 Nf6 23. axb6 axb6 24. Na4 N8d7 25. Rdc3 Ne4 26. R3c2 Re6 27. Kh1 Rh6 28. Bxe4 fxe4 29. Qg4 Rg6 30. Qf5 Rf6 31. Qh5 Rh6 32. Qf5 Rf6 33. Qh5 Rh6 34. Qf5 Rf6 1/2-1/2

[Event "Titled Tuesday intern op 22nd Aug Late"]
[Site "Chess.com INT"]
[Date "2023.08.22"]
[Round "3"]
[White "Jonkman, Harmen"]
[Black "Papayan, Oleg"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2323"]
[BlackElo "2197"]
[PlyCount "48"]
[EventDate "2023.08.22"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 d6 5. Bc4 Nb6 6. Bb3 c4 7. Bc2 Nc6 8. exd6 Qxd6 9. b3 cxb3 10. axb3 Bg4 11. h3 Qe6+ 12. Kf1 Bh5 13. d4 Qd5 14. Nbd2 e6 15. Be4 Qd7 16. Nc4 Nd5 17. Bxd5 Qxd5 18. g4 Bg6 19. Qe2 Rd8 20. Ba3 Bxa3 21. Rxa3 0-0 22. Rg1 b5 23. Nce5 b4 24. cxb4 Be4 0-1

[Event "Titled Tuesday intern op 22nd Aug Late"]
[Site "Chess.com INT"]
[Date "2023.08.22"]
[Round "1"]
[White "Jonkman, Harmen"]
[Black "Perske, Thore"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2323"]
[BlackElo "2448"]
[PlyCount "79"]
[EventDate "2023.08.22"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. e3 Nc6 5. Nbd2 Bg4 6. h3 Bh5 7. c3 e6 8. Be2 Qb6 9. Qb3 c4 10. Qc2 Bg6 11. Qc1 Be7 12. b3 cxb3 13. axb3 h6 14. 0-0 0-0 15. Ne5 Nxe5 16. Bxe5 Rfc8 17. Qb2 a6 18. Ra2 Rc6 19. c4 Ne4 20. c5 Qd8 21. Rfa1 Rac8 22. b4 Nxd2 23. Qxd2 Bf6 24. Bg3 Bh4 25. Bf4 Bg5 26. Bh2 R6c7 27. Bxc7 Qxc7 28. b5 axb5 29. Bxb5 e5 30. Ra8 e4 31. Qa5 Kh7 32. Qxc7 Rxc7 33. R1a7 f5 34. g3 h5 35. h4 Bf6 36. Rb8 f4 37. gxf4 Rf7 38. Raxb7 Be7 39. c6 Bf5 40. Re8 1-0

[Event "Titled Tuesday intern op 22nd Aug Late"]
[Site "Chess.com INT"]
[Date "2023.08.22"]
[Round "4"]
[White "Wu, Derek"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2171"]
[BlackElo "2323"]
[PlyCount "75"]
[EventDate "2023.08.22"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. 0-0 0-0 7. Re1 h6 8. h3 a5 9. Bb5 Ba7 10. Be3 Bxe3 11. Rxe3 Ne7 12. d4 c6 13. Bd3 Ng6 14. Nbd2 Re8 15. Nf1 Be6 16. Ng3 b5 17. a4 Qb6 18. Nf5 Red8 19. Qc2 b4 20. Ree1 Rab8 21. c4 b3 22. Qc1 Bxf5 23. exf5 Nf4 24. Bf1 e4 25. c5 dxc5 26. dxc5 Qc7 27. Nd2 Nd3 28. Bxd3 exd3 29. Qc4 Rb4 30. Qc3 Qf4 31. Rad1 Qxf5 32. Re5 Qf4 33. Ree1 Rxa4 34. Nxb3 Ne4 35. Rxe4 Qxe4 36. Nxa5 d2 37. Nb3 Qe1+ 38. Rxe1 1-0

[Event "Titled Tuesday intern op 18th Jul Late"]
[Site "Chess.com INT"]
[Date "2023.07.18"]
[Round "7"]
[White "Hnydiuk, Aleksander"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "C65"]
[WhiteElo "2361"]
[BlackElo "2331"]
[PlyCount "83"]
[EventDate "2023.07.18"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. 0-0 0-0 6. c3 d6 7. Nbd2 a6 8. Ba4 Ba7 9. h3 Ne7 10. Re1 Ng6 11. Nf1 Bd7 12. Bc2 Re8 13. d4 exd4 14. cxd4 c5 15. d5 c4 16. Be3 b5 17. Bxa7 Rxa7 18. Qd4 Rc7 19. a4 Qc8 20. axb5 axb5 21. Ng3 c3 22. bxc3 Rxc3 23. Bd3 Nf4 24. Bf1 Nxh3+ 25. gxh3 Rxf3 26. Rec1 Qb8 27. Bg2 Rf4 28. Qe3 Rh4 29. Qg5 Rh6 30. Ra6 b4 31. Qf4 Bxh3 32. Bxh3 Rxh3 33. Kg2 Rxg3+ 34. Qxg3 Nxe4 35. Qf4 g5 36. Qf5 Qb5 37. Ra7 Rf8 38. Rc8 Nf6 39. Rxf8+ Kxf8 40. Qxf6 Qxd5+ 41. Kh2 b3 42. Rd7 1-0

[Event "Titled Tuesday intern op 18th Jul Late"]
[Site "Chess.com INT"]
[Date "2023.07.18"]
[Round "10"]
[White "Ismayil, Malak"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "2158"]
[BlackElo "2331"]
[PlyCount "97"]
[EventDate "2023.07.18"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. Nc3 h6 6. 0-0 a6 7. Be3 Ba7 8. Re1 d6 9. h3 0-0 10. d4 Re8 11. dxe5 Nxe5 12. Nxe5 dxe5 13. Bxa7 Rxa7 14. Qf3 c6 15. Rad1 Qc7 16. a4 Ra8 17. Bb3 Be6 18. Bxe6 Rxe6 19. Rd3 Rd8 20. Red1 Red6 21. b3 R8d7 22. Rxd6 Rxd6 23. Rxd6 Qxd6 24. Qd3 Qb4 25. f3 h5 26. Kf2 h4 27. Ne2 Qc5+ 28. Kf1 Nh5 29. Qd8+ Kh7 30. Qxh4 Kg6 31. Qg4+ Kh6 32. h4 Qe3 33. Qf5 f6 34. g4 g6 35. Qc8 Qxf3+ 36. Ke1 Qh1+ 37. Kd2 Qxh4 38. Qh8+ Kg5 39. gxh5 Qxh5 40. Qc8 Qf3 41. Qxb7 Qxe4 42. Qb6 f5 43. Qg1+ Kf6 44. Qf2 f4 45. c4 g5 46. Qc5 g4 47. Qf8+ Kg5 48. Qg7+ Kh5 49. Qf7+ 1-0

[Event "Titled Tuesday intern op 18th Jul Late"]
[Site "Chess.com INT"]
[Date "2023.07.18"]
[Round "8"]
[White "Jonkman, Harmen"]
[Black "Ambartsumova, Karina"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2331"]
[BlackElo "2393"]
[PlyCount "85"]
[EventDate "2023.07.18"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d6 2. Nf3 g6 3. Nc3 Bg7 4. e4 Nd7 5. Be2 a6 6. 0-0 b5 7. a3 Bb7 8. Bf4 e5 9. dxe5 dxe5 10. Bg3 Ne7 11. Qd2 0-0 12. Rfd1 Nc5 13. Qe3 Nd7 14. Nxe5 Bxe5 15. Bxe5 Nc6 16. Rxd7 Qxd7 17. Nd5 f6 18. Nxf6+ Rxf6 19. Bxf6 Qf7 20. Bc3 Re8 21. Rd1 Bc8 22. h4 Be6 23. Qc5 Bd7 24. e5 Nd8 25. Qxc7 Be6 26. Qd6 Nb7 27. Qxa6 Nc5 28. Qxb5 Ne4 29. Be1 Rc8 30. Bd3 Nc5 31. h5 Bg4 32. Rb1 Be6 33. Bb4 Nxd3 34. cxd3 Rc2 35. Rf1 Kg7 36. Qb8 Bd5 37. Qd8 Be6 38. Be7 Kh6 39. Bf6 Kxh5 40. Qd4 Bg4 41. Qf4 h6 42. Qh2+ Bh3 43. Qxh3# 1-0

[Event "Titled Tuesday intern op 18th Jul Late"]
[Site "Chess.com INT"]
[Date "2023.07.18"]
[Round "3"]
[White "Jonkman, Harmen"]
[Black "Lye, Sverre"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2331"]
[BlackElo "2107"]
[PlyCount "67"]
[EventDate "2023.07.18"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. Bf4 e6 4. e3 Bd6 5. Nbd2 0-0 6. Bd3 c5 7. dxc5 Bxc5 8. 0-0 Nc6 9. c4 Bd6 10. Bg5 h6 11. Bh4 Ne5 12. Be2 Nxc4 13. Nxc4 dxc4 14. Bxc4 Be7 15. Qe2 Bd7 16. Rfd1 Qc8 17. Rac1 Bc6 18. Ne5 Nd5 19. Nxc6 Bxh4 20. Bxd5 exd5 21. Ne7+ Bxe7 22. Rxc8 Raxc8 23. g3 Rfd8 24. Qb5 b6 25. Rxd5 Rxd5 26. Qxd5 Bf6 27. b3 Rc7 28. Kg2 g6 29. e4 Rc2 30. e5 Be7 31. e6 fxe6 32. Qxe6+ Kf8 33. Qxg6 Bc5 34. Qxc2 1-0

[Event "Titled Tuesday intern op 18th Jul Late"]
[Site "Chess.com INT"]
[Date "2023.07.18"]
[Round "11"]
[White "Jonkman, Harmen"]
[Black "Mateos Rozas, Miguel Angel"]
[Result "1-0"]
[ECO "A46"]
[WhiteElo "2331"]
[BlackElo "2203"]
[PlyCount "113"]
[EventDate "2023.07.18"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 d6 4. Nc3 Nbd7 5. e4 g6 6. Qd2 h6 7. h3 Bg7 8. 0-0-0 Qe7 9. e5 Nd5 10. Nxd5 exd5 11. exd6 Qf6 12. Re1+ Kf8 13. dxc7 Kg8 14. Bb5 Kh7 15. Ne5 Nxe5 16. Bxe5 Qb6 17. Ba4 Be6 18. h4 Rac8 19. h5 Bxe5 20. hxg6+ fxg6 21. Qxh6+ Kg8 22. Qxg6+ Bg7 23. Rxh8+ Kxh8 24. Rxe6 Qxc7 25. Re8+ Rxe8 26. Qxe8+ Kh7 27. Qh5+ Bh6+ 28. Kb1 Qc4 29. Qf5+ Kh8 30. Qf6+ Bg7 31. Qd8+ Kh7 32. Qh4+ Kg8 33. Qd8+ Kh7 34. Qh4+ Kg8 35. b3 Qxd4 36. Qxd4 Bxd4 37. f3 Kf7 38. Kc1 Bc3 39. Kd1 Ke7 40. Ke2 a6 41. Kd3 Be5 42. b4 b5 43. Bb3 Kd6 44. c3 Bf4 45. Bc2 Ke5 46. Bd1 Bg3 47. Be2 Be1 48. Bd1 Bf2 49. Bb3 Bg3 50. Ke2 Bf4 51. g4 Bg5 52. Kd3 Bf4 53. a4 Bg5 54. Ke2 Bf4 55. axb5 axb5 56. Bc2 d4 57. Kd3 1-0

[Event "Titled Tuesday intern op 18th Jul Late"]
[Site "Chess.com INT"]
[Date "2023.07.18"]
[Round "5"]
[White "Jonkman, Harmen"]
[Black "Pulido Alvarez, Ariel"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2331"]
[BlackElo "2238"]
[PlyCount "75"]
[EventDate "2023.07.18"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. Bf4 Bg4 4. h3 Bxf3 5. gxf3 g6 6. e3 Bg7 7. c4 0-0 8. Nc3 c6 9. Qb3 Qb6 10. c5 Qxb3 11. axb3 Nbd7 12. b4 Nh5 13. Bh2 e5 14. 0-0-0 a5 15. b5 exd4 16. exd4 Bh6+ 17. Kc2 Bf4 18. b6 Rfe8 19. Bd3 Nf8 20. Ne2 Bxh2 21. Rxh2 Ne6 22. Kc3 Ng5 23. Ng1 Nf4 24. h4 Nge6 25. Nh3 Nh5 26. Rhh1 a4 27. Ra1 Ra5 28. Ra3 f5 29. Rha1 Rea8 30. b3 Nhf4 31. Nxf4 Nxf4 32. Bf1 Kf7 33. Rxa4 Rxa4 34. Rxa4 Rxa4 35. bxa4 Ke7 36. a5 Kd8 37. a6 Kc8 38. a7 1-0

[Event "Titled Tuesday intern op 18th Jul Late"]
[Site "Chess.com INT"]
[Date "2023.07.18"]
[Round "6"]
[White "Jonkman, Harmen"]
[Black "Shubenkova, Veronika"]
[Result "1-0"]
[ECO "A84"]
[WhiteElo "2331"]
[BlackElo "2087"]
[PlyCount "105"]
[EventDate "2023.07.18"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. c4 f5 4. Bf4 Nf6 5. Nc3 c6 6. e3 Bd6 7. Bxd6 Qxd6 8. Be2 Nbd7 9. 0-0 0-0 10. Rc1 h6 11. a3 g5 12. b4 Rf7 13. b5 Rg7 14. bxc6 bxc6 15. cxd5 exd5 16. Qc2 g4 17. Ne1 Ne4 18. Nxe4 fxe4 19. Qxc6 Qb8 20. Qxd5+ Kh8 21. Qxe4 Bb7 22. Qe6 Qd8 23. Qxh6+ Rh7 24. Qf4 Qh4 25. Rc7 Rf8 26. Qg3 Qxg3 27. hxg3 Bd5 28. Bxg4 Nf6 29. Rxh7+ Kxh7 30. Bf5+ Kh6 31. Nf3 Rb8 32. g4 Kg7 33. Rc1 Ne8 34. Rc5 Ba8 35. Ra5 Nd6 36. Rxa7+ Kf6 37. Ra6 Ke7 38. Ne5 Nxf5 39. gxf5 Rb1+ 40. Kh2 Be4 41. f6+ Kf8 42. Rd6 Ke8 43. f7+ Ke7 44. Rd8 Kxd8 45. f8Q+ Kc7 46. Qc5+ Kb7 47. Nc4 Ka6 48. Qd6+ Kb5 49. Qe5+ Kxc4 50. Qxe4 Rb2 51. d5+ Kc5 52. Qd4+ Kd6 53. Qxb2 1-0

[Event "Titled Tuesday intern op 18th Jul Late"]
[Site "Chess.com INT"]
[Date "2023.07.18"]
[Round "1"]
[White "Jonkman, Harmen"]
[Black "Volovich, Vasily"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2331"]
[BlackElo "2177"]
[PlyCount "64"]
[EventDate "2023.07.18"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 d5 4. e3 c5 5. Nbd2 Nc6 6. c3 Be7 7. Bd3 Nh5 8. Be5 f6 9. Bg3 g6 10. dxc5 Bxc5 11. e4 f5 12. exd5 exd5 13. Bh4 Be7 14. Bxe7 Qxe7+ 15. Qe2 Nf4 16. Qxe7+ Kxe7 17. Bf1 Kd6 18. 0-0-0 Be6 19. g3 Nh5 20. Bg2 Nf6 21. Rhe1 Rhe8 22. Nc4+ Kc5 23. Nce5 Ne4 24. Nd3+ Kb6 25. Nd4 Nxd4 26. cxd4 Rac8+ 27. Kb1 Bd7 28. Nf4 Nxf2 29. Nxd5+ Ka5 30. b4+ Ka4 31. Rxe8 Bxe8 32. Rd2 Ng4 0-1

[Event "Titled Tuesday intern op 18th Jul Late"]
[Site "Chess.com INT"]
[Date "2023.07.18"]
[Round "2"]
[White "Joubert, Dantelle"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "C47"]
[WhiteElo "1566"]
[BlackElo "2331"]
[PlyCount "65"]
[EventDate "2023.07.18"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. a3 d5 5. Bb5 Nxe4 6. Nxe5 Nxc3 7. dxc3 Qd6 8. 0-0 a6 9. Bxc6+ bxc6 10. Bf4 Qf6 11. Re1 Be6 12. Bg3 Bc5 13. Nxc6 h5 14. Nd4 Bxd4 15. Qxd4 Qxd4 16. cxd4 Kd7 17. h3 h4 18. Bf4 Bf5 19. Re5 Be6 20. c4 f6 21. Re2 dxc4 22. Rd2 Bd5 23. Rc1 Rhe8 24. b3 cxb3 25. Rxc7+ Ke6 26. Rxg7 Rac8 27. g4 hxg3 28. fxg3 Rc1+ 29. Kf2 Kf5 30. Bd6 Ree1 31. g4+ Ke6 32. Bc7 Rf1+ 33. Kg3 1-0

[Event "Titled Tuesday intern op 18th Jul Late"]
[Site "Chess.com INT"]
[Date "2023.07.18"]
[Round "4"]
[White "Ovchinnikov, Vsevolod"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "D27"]
[WhiteElo "2426"]
[BlackElo "2331"]
[PlyCount "51"]
[EventDate "2023.07.18"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 e6 4. e3 a6 5. a4 c5 6. Bxc4 Nf6 7. 0-0 Nc6 8. Qe2 Qc7 9. Nc3 Bd6 10. Rd1 0-0 11. h3 e5 12. dxc5 Bxc5 13. b3 e4 14. Nd2 Qe5 15. Bb2 Re8 16. Ncxe4 Qxb2 17. Nxc5 Qe5 18. Nd3 Qg5 19. Nf3 Qf5 20. Nf4 Nb4 21. Qd2 a5 22. Rac1 g5 23. Nd4 Qe4 24. Nd3 Nbd5 25. Nc5 Qe7 26. Bxd5 1-0

[Event "Titled Tuesday intern op 18th Jul Late"]
[Site "Chess.com INT"]
[Date "2023.07.18"]
[Round "9"]
[White "Przybylski, Wojciech"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "2308"]
[BlackElo "2331"]
[PlyCount "75"]
[EventDate "2023.07.18"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[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 Nb6 9. Nc3 g6 10. f4 Bg7 11. Qe4 0-0 12. Bd3 Re8 13. 0-0 d6 14. c5 d5 15. Qf3 Qxc5+ 16. Be3 Qb4 17. Qf2 Nc4 18. Bd4 Qxb2 19. Qg3 Qa3 20. Rfb1 Nd2 21. Rd1 Nc4 22. Bxc4 dxc4 23. Rac1 Bf5 24. Qf3 Bd3 25. Qxc6 Rad8 26. Nd5 Qxa2 27. Bf2 Qe2 28. Re1 Qd2 29. Nf6+ Bxf6 30. Qxf6 c3 31. Red1 Qe2 32. Re1 Qd2 33. Red1 Qb2 34. e6 Rf8 35. e7 Rde8 36. exf8Q+ Rxf8 37. Bd4 Rd8 38. Qg7# 1-0

[Event "Titled Tuesday intern op 11th Jul Late"]
[Site "Chess.com INT"]
[Date "2023.07.11"]
[Round "5"]
[White "Chemin, Justo Reinaldo"]
[Black "Jonkman, Harmen"]
[Result "0-1"]
[ECO "D15"]
[WhiteElo "2040"]
[BlackElo "2331"]
[PlyCount "56"]
[EventDate "2023.07.11"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 c6 2. Nf3 d5 3. c4 Nf6 4. e3 a6 5. Nc3 Bg4 6. cxd5 cxd5 7. Qb3 Ra7 8. Ne5 Bd7 9. Nxd5 Be6 10. Qa4+ Nfd7 11. Nf4 Bf5 12. Bd2 f6 13. Nxd7 Nxd7 14. Qb3 e5 15. dxe5 Nc5 16. Qd1 fxe5 17. Nh3 Nd3+ 18. Bxd3 Qxd3 19. Bc3 Qe4 20. 0-0 Be7 21. Rc1 0-0 22. Qh5 h6 23. Bd2 b5 24. f3 Qd3 25. Bc3 b4 26. Bxe5 Qxe3+ 27. Kh1 Qxe5 28. Rce1 Qf6 0-1

[Event "Titled Tuesday intern op 11th Jul Late"]
[Site "Chess.com INT"]
[Date "2023.07.11"]
[Round "1"]
[White "Jonkman, Harmen"]
[Black "Kadric, Denis"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "2331"]
[BlackElo "2601"]
[PlyCount "80"]
[EventDate "2023.07.11"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d6 2. e4 Nf6 3. Nc3 Nbd7 4. g4 h6 5. Bg2 e5 6. h3 c6 7. Nge2 b5 8. Ng3 Bb7 9. Be3 Qc7 10. a3 g6 11. Qd2 Nb6 12. b3 h5 13. g5 Nfd7 14. f4 exf4 15. Bxf4 Bg7 16. 0-0-0 0-0 17. Qe2 Rfe8 18. Nxh5 gxh5 19. Qxh5 Nf8 20. Qf3 a5 21. h4 b4 22. axb4 axb4 23. Nb1 c5 24. d5 c4 25. h5 cxb3 26. Qxb3 Nc4 27. e5 Bxe5 28. Bxe5 Rxe5 29. g6 Ne3 30. gxf7+ Qxf7 31. Rdf1 Nxf1 32. Rxf1 Rf5 33. Rg1 Kh8 34. Qxb4 Rc8 35. Nc3 Rf2 36. Qd4+ Qf6 37. Qxf6+ Rxf6 38. Ne4 Rh6 39. Ng5 Rc7 40. Rf1 Kg8 0-1

[Event "Titled Tuesday intern op 11th Jul Late"]
[Site "Chess.com INT"]
[Date "2023.07.11"]
[Round "4"]
[White "Jonkman, Harmen"]
[Black "Mijovic, A."]
[Result "0-1"]
[ECO "C43"]
[WhiteElo "2331"]
[BlackElo "2074"]
[PlyCount "120"]
[EventDate "2023.07.11"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Nd7 6. Nxd7 Bxd7 7. 0-0 Bd6 8. Nc3 Nxc3 9. bxc3 0-0 10. Qh5 f5 11. Bg5 Be7 12. h4 g6 13. Qh6 Bxg5 14. hxg5 Qe7 15. Rfe1 Qg7 16. Re5 Qxh6 17. gxh6 Bc6 18. c4 Rad8 19. Rae1 Rfe8 20. Rxe8+ Rxe8 21. Rxe8+ Bxe8 22. cxd5 Kf8 23. f4 Ke7 24. Kf2 Kd6 25. c4 a6 26. Ke3 b5 27. c5+ Kxd5 28. Bc2 Kc4 29. Bb3+ Kc3 30. d5 a5 31. d6 cxd6 32. cxd6 a4 33. Be6 b4 34. d7 Bxd7 35. Bxd7 b3 36. axb3 a3 37. Bxf5 gxf5 38. g4 a2 39. gxf5 a1Q 40. Ke4 Qe1+ 41. Kd5 Qe7 42. b4 Kxb4 43. f6 Qxf6 44. Ke4 Kc4 45. f5 Qxh6 46. Ke5 Qf8 47. f6 h5 48. Ke6 h4 49. f7 Qxf7+ 50. Kxf7 h3 51. Kg7 h2 52. Kg8 h1Q 53. Kf8 Qe4 54. Kg7 Qe6 55. Kh7 Qf6 56. Kg8 Qe7 57. Kh8 Kd5 58. Kg8 Ke5 59. Kh8 Kf6 60. Kg8 Qg7# 0-1

[Event "Titled Tuesday intern op 11th Jul Late"]
[Site "Chess.com INT"]
[Date "2023.07.11"]
[Round "3"]
[White "Leon Oquendo, Jorge L"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "E43"]
[WhiteElo "2362"]
[BlackElo "2331"]
[PlyCount "65"]
[EventDate "2023.07.11"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Bd3 Bb7 6. Nf3 0-0 7. 0-0 d6 8. Na4 d5 9. c5 bxc5 10. Nxc5 Bxc5 11. dxc5 Ba6 12. b4 Bxd3 13. Qxd3 c6 14. Bb2 a6 15. Be5 Ne8 16. e4 Nd7 17. Bg3 Ndf6 18. Ne5 Qc8 19. f3 Qb8 20. Nxc6 Qb7 21. exd5 Nxd5 22. Ne5 Qxb4 23. Rfc1 Rc8 24. Nd7 Nef6 25. Nxf8 Kxf8 26. Rc4 Qb5 27. a4 Qb7 28. Be5 h6 29. Bxf6 gxf6 30. Rac1 Qc6 31. Qh7 Ke7 32. Qxh6 Rb8 33. Qd2 1-0

[Event "Titled Tuesday intern op 11th Jul Late"]
[Site "Chess.com INT"]
[Date "2023.07.11"]
[Round "2"]
[White "Sainz Aguirre, Ignacio"]
[Black "Jonkman, Harmen"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1829"]
[BlackElo "2331"]
[PlyCount "68"]
[EventDate "2023.07.11"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. b4 Bb6 6. d3 d6 7. 0-0 a5 8. b5 Ne7 9. a4 Ng6 10. Re1 0-0 11. Ba2 h6 12. h3 Re8 13. Na3 Be6 14. Bxe6 Rxe6 15. Nc4 Ba7 16. Rb1 c6 17. b6 Bb8 18. Ne3 d5 19. exd5 cxd5 20. c4 Rxb6 21. Rxb6 Qxb6 22. Nxd5 Nxd5 23. cxd5 Qd6 24. Qb3 Qb4 25. Qc4 Bd6 26. Bd2 Qa3 27. Qb5 Rc8 28. Qxb7 Rc2 29. Bxa5 Qxd3 30. Bb6 Nf4 31. a5 Nxh3+ 32. gxh3 Qxf3 33. Qa8+ Kh7 34. Qd8 Bc7 0-1

[Event "Titled Tuesday intern op 20th Jun Late"]
[Site "Chess.com INT"]
[Date "2023.06.20"]
[Round "7"]
[White "Baziuk, Vladyslav"]
[Black "Jonkman, Harmen"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "2201"]
[BlackElo "2333"]
[PlyCount "130"]
[EventDate "2023.06.20"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. h4 a5 9. c4 Nb4 10. a3 Na6 11. Bg5 Qe6 12. Nd2 Nc5 13. g3 h6 14. Bf4 Be7 15. 0-0-0 Rb8 16. Ne4 Na4 17. Rd2 Nxb2 18. Bh3 Qxc4+ 19. Qxc4 Nxc4 20. Rd4 Nxa3 21. Rhd1 Rb1+ 22. Kd2 Bb4+ 23. Ke2 Rxd1 24. Rxd1 Ke7 25. Be3 d6 26. Bxc8 Rxc8 27. Rc1 c5 28. Bf4 Nb5 29. Rd1 Rd8 30. Rc1 a4 31. g4 a3 32. g5 h5 33. g6 f6 34. exf6+ gxf6 35. Bh6 Nd4+ 36. Kd3 Nb3 37. Rg1 a2 38. Ng3 a1Q 39. Nf5+ Ke6 40. Rxa1 Nxa1 41. Ng7+ Ke5 42. f4+ Kd5 43. Nxh5 Ke6 44. Ng7+ Ke7 45. f5 Nb3 46. Ne6 Rg8 47. h5 d5 48. Bf4 c4+ 49. Ke2 c5 50. h6 Nd4+ 51. Nxd4 cxd4 52. h7 Kf8 53. hxg8Q+ Kxg8 54. Bh6 d3+ 55. Kd1 c3 56. Be3 c2+ 57. Kc1 Bc3 58. Bd2 Bd4 59. Bb4 Be5 60. Bd2 Kf8 61. Bb4+ Kg8 62. Bd2 Bd6 63. Bb4 Bxb4 64. Kb2 Bd2 65. Kb3 c1Q 0-1

[Event "Titled Tuesday intern op 20th Jun Late"]
[Site "Chess.com INT"]
[Date "2023.06.20"]
[Round "8"]
[White "Bjelobrk, Igor"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "D27"]
[WhiteElo "2403"]
[BlackElo "2333"]
[PlyCount "123"]
[EventDate "2023.06.20"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. 0-0 a6 7. Nc3 b5 8. Be2 Bb7 9. dxc5 Bxc5 10. Qxd8+ Kxd8 11. Nd2 Ke7 12. Nb3 Bd6 13. f3 Nbd7 14. e4 Rhc8 15. Be3 Ne5 16. Na5 Rab8 17. a4 Nc4 18. Bxc4 bxc4 19. Rfd1 Bb4 20. Nxb7 Rxb7 21. Rac1 Nd7 22. Ne2 Ne5 23. Rc2 Bc5 24. Nd4 Rb4 25. a5 Rb5 26. Ra1 Bb4 27. Nxb5 axb5 28. a6 Nc6 29. a7 Ra8 30. b3 c3 31. Kf1 e5 32. Ke2 Nd4+ 33. Bxd4 exd4 34. Kd3 Bc5 35. b4 Rxa7 36. Rxa7+ Bxa7 37. Ra2 Bb8 38. Kxd4 Bxh2 39. Kxc3 Be5+ 40. Kb3 Kf6 41. Ra5 g5 42. Rxb5 h5 43. Rc5 g4 44. b5 gxf3 45. gxf3 h4 46. Rc1 Bd4 47. b6 h3 48. b7 Be5 49. Kc4 h2 50. Kd5 Bb8 51. Kc6 Kg5 52. Kd7 Kf4 53. Kc8 Be5 54. b8Q Bxb8 55. Kxb8 Kxf3 56. e5 Kg2 57. Kc7 h1Q 58. Rxh1 Kxh1 59. Kd6 Kg2 60. Ke7 Kf3 61. Kxf7 Kf4 62. e6 1-0

[Event "Titled Tuesday intern op 20th Jun Late"]
[Site "Chess.com INT"]
[Date "2023.06.20"]
[Round "1"]
[White "Fernandez Guillen, Ernesto J"]
[Black "Jonkman, Harmen"]
[Result "0-1"]
[ECO "C56"]
[WhiteElo "2467"]
[BlackElo "2333"]
[PlyCount "132"]
[EventDate "2023.06.20"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. 0-0 Nxe4 6. Re1 d5 7. Bxd5 Qxd5 8. Nc3 Qa5 9. Nxe4 Be6 10. Bd2 Qf5 11. Bg5 Bd6 12. Nxd4 Nxd4 13. Qxd4 0-0 14. Nxd6 Qxg5 15. Ne4 Qb5 16. Nc5 Rfd8 17. Qc3 Bd5 18. Rad1 Qc6 19. Rd3 Rd6 20. Rg3 Rg6 21. f3 Rxg3 22. hxg3 h6 23. Kf2 b6 24. Nb3 Qxc3 25. bxc3 Be6 26. a3 Rd8 27. Ke3 c5 28. Re2 Kf8 29. Rd2 Rxd2 30. Kxd2 Ke7 31. Ke3 g5 32. g4 Kd6 33. Nd2 Ke5 34. g3 f5 35. gxf5 Bxf5 36. f4+ gxf4+ 37. gxf4+ Kd5 38. c4+ Ke6 39. c3 Bg4 40. Ke4 h5 41. Nf1 Bf5+ 42. Kf3 Bd3 43. Ne3 Kf6 44. Kg3 Be2 45. Kh4 Kg6 46. Kg3 Kf6 47. Kf2 Bd3 48. Kf3 Bf5 49. Kg3 Bd3 50. Kh2 Ke6 51. Kh3 Kf6 52. Kh4 Be2 53. Nd5+ Kf5 54. Ne7+ Kxf4 55. Nc6 Bxc4 56. Nxa7 Be6 57. Kxh5 Ke3 58. Kg6 Kd3 59. Kf6 Bg4 60. Nb5 Kc4 61. a4 Bd7 62. Nd6+ Kxc3 63. a5 bxa5 64. Ke5 Bc6 65. Ne4+ Bxe4 66. Kxe4 a4 0-1

[Event "Titled Tuesday intern op 20th Jun Late"]
[Site "Chess.com INT"]
[Date "2023.06.20"]
[Round "5"]
[White "Gubajdullin, Alexey"]
[Black "Jonkman, Harmen"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2266"]
[BlackElo "2333"]
[PlyCount "146"]
[EventDate "2023.06.20"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. e3 Nc6 5. Nbd2 cxd4 6. exd4 Bf5 7. c3 h6 8. Ne5 Qb6 9. Qb3 Nd7 10. Nxd7 Qxb3 11. axb3 Bxd7 12. b4 a5 13. b5 Nd8 14. Nb3 a4 15. Nc5 a3 16. Rxa3 Rxa3 17. bxa3 e6 18. a4 b6 19. Nd3 Nb7 20. Bc7 Bd6 21. Bxb6 Ke7 22. Nc5 Rb8 23. Nxd7 Kxd7 24. a5 Bc7 25. Bxc7 Kxc7 26. a6 Nd6 27. Kd2 Nxb5 28. Bxb5 Rxb5 29. Ra1 Rb2+ 30. Ke3 Kb8 31. h4 Ka7 32. h5 Rc2 33. Ra3 Rc1 34. g4 f6 35. f3 Re1+ 36. Kd2 Rf1 37. Ke2 Rc1 38. f4 Rg1 39. Kf3 Rf1+ 40. Kg3 Rg1+ 41. Kf3 Rf1+ 42. Ke3 Rg1 43. f5 exf5 44. gxf5 Rf1 45. c4 dxc4 46. d5 Rxf5 47. Kd4 c3 48. d6 c2 49. Ra1 Rf2 50. Kc5 Rd2 51. Rc1 Kxa6 52. Kc6 f5 53. d7 Ka5 54. Kc7 Ka4 55. d8Q Rxd8 56. Kxd8 Kb3 57. Ke7 Kb2 58. Rf1 c1Q 59. Rxc1 Kxc1 60. Kf7 f4 61. Kxg7 f3 62. Kxh6 f2 63. Kg7 f1Q 64. h6 Qg2+ 65. Kf7 Qb7+ 66. Kg6 Qc6+ 67. Kg7 Qd7+ 68. Kg8 Qe8+ 69. Kg7 Qe7+ 70. Kg8 Qg5+ 71. Kh7 Kd2 72. Kh8 Qxh6+ 73. Kg8 Qg6+ 0-1

[Event "Titled Tuesday intern op 20th Jun Late"]
[Site "Chess.com INT"]
[Date "2023.06.20"]
[Round "3"]
[White "Jonkman, Harmen"]
[Black "Ashraf, Artin"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "2333"]
[BlackElo "2308"]
[PlyCount "70"]
[EventDate "2023.06.20"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. Bf4 c5 4. e3 cxd4 5. exd4 Bg4 6. Nbd2 Nc6 7. Bb5 e6 8. h3 Bxf3 9. Qxf3 Rc8 10. c3 a6 11. Bd3 Bd6 12. Bg5 Be7 13. 0-0 Nd7 14. Bf4 Bg5 15. Rae1 Bxf4 16. Qxf4 0-0 17. Re3 Qf6 18. Qg4 g6 19. h4 h5 20. Qh3 b5 21. a3 Qg7 22. Rfe1 Nf6 23. Rg3 Ng4 24. f3 Nh6 25. Nb3 Rb8 26. Nc5 Nxd4 27. Nd7 Ndf5 28. Rg5 f6 29. Rxf5 exf5 30. Nxb8 Rxb8 31. Qg3 Qa7+ 32. Kh1 Kg7 33. Qd6 Nf7 34. Qc6 Ne5 35. Bc2 Nxc6 0-1

[Event "Titled Tuesday intern op 20th Jun Late"]
[Site "Chess.com INT"]
[Date "2023.06.20"]
[Round "9"]
[White "Jonkman, Harmen"]
[Black "Bernabeu Lopez, Carlos Javier"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "2333"]
[BlackElo "2418"]
[PlyCount "122"]
[EventDate "2023.06.20"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Nc3 Bg7 4. e4 0-0 5. Be2 d5 6. e5 Ne4 7. 0-0 Nxc3 8. bxc3 c5 9. Bg5 Nc6 10. Qd2 Bg4 11. Rfe1 Qd7 12. h3 Bxf3 13. Bxf3 e6 14. h4 Rac8 15. Rab1 b6 16. h5 Rfe8 17. Bh6 Bxh6 18. Qxh6 Qe7 19. g3 Qf8 20. Qd2 cxd4 21. cxd4 Na5 22. Kg2 Rc4 23. Rh1 Rec8 24. Rbc1 Qg7 25. hxg6 hxg6 26. Rh4 Nc6 27. Qg5 Rxd4 28. Bg4 Nxe5 29. Rch1 Rxg4 30. Rh8+ Qxh8 31. Rxh8+ Kxh8 32. Qxe5+ Kg8 33. f4 Rxc2+ 34. Kf3 f5 35. Qxe6+ Kg7 36. Qe7+ Kh8 37. Qd8+ Kh7 38. Qd7+ Kh6 39. Qxd5 Rc3+ 40. Kf2 Rgxg3 41. Qa8 Rcf3+ 42. Ke2 Kh5 43. Qxa7 Kg4 44. Qxb6 Rg2+ 45. Ke1 Kxf4 46. Qd6+ Kg5 47. Qd8+ Kg4 48. Qd4+ Rf4 49. Qd1+ Kg3 50. Qd3+ Kh2 51. Qd6 g5 52. Qh6+ Kg1 53. Qb6+ Rgf2 54. a4 g4 55. a5 g3 56. a6 Re4+ 57. Kd1 Ra4 58. Qf6 Ra1+ 59. Qxa1 Rf1+ 60. Ke2 Rxa1 61. Kf3 Rxa6 0-1

[Event "Titled Tuesday intern op 20th Jun Late"]
[Site "Chess.com INT"]
[Date "2023.06.20"]
[Round "2"]
[White "Jonkman, Harmen"]
[Black "McConnell, Sullivan Mac"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "2333"]
[BlackElo "2037"]
[PlyCount "80"]
[EventDate "2023.06.20"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 e6 2. e4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Be2 f6 7. 0-0 fxe5 8. Nxe5 Nxe5 9. dxe5 Qc7 10. c4 d4 11. Re1 0-0-0 12. Bd3 Nh6 13. Nd2 Nf7 14. Nf3 Bc6 15. a3 Bxf3 16. Qxf3 Nxe5 17. Qh3 Nxd3 18. Qxd3 e5 19. Qf5+ Kb8 20. Qxe5 Bd6 21. Qh5 Rdf8 22. Bg5 g6 23. Qh3 Rf5 24. Bh4 Rhf8 25. Re6 Bf4 26. Rae1 a6 27. Re8+ Ka7 28. Rxf8 Rxf8 29. Bg3 Bxg3 30. hxg3 Qf7 31. Rf1 h5 32. Qh4 Qxc4 33. Qg5 d3 34. Rc1 Qd4 35. Qxc5+ Qxc5 36. Rxc5 Re8 37. Rd5 Re1+ 38. Kh2 Rd1 39. g4 h4 40. Kh3 Rh1# 0-1

[Event "Titled Tuesday intern op 20th Jun Late"]
[Site "Chess.com INT"]
[Date "2023.06.20"]
[Round "6"]
[White "Jonkman, Harmen"]
[Black "Seemann, Jakub"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "2333"]
[BlackElo "2446"]
[PlyCount "92"]
[EventDate "2023.06.20"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Nc3 d5 4. Bf4 Bg7 5. e3 0-0 6. Bd3 c5 7. dxc5 Nbd7 8. 0-0 Nxc5 9. Be2 Nfe4 10. Be5 Nxc3 11. Bxc3 Bxc3 12. bxc3 e6 13. c4 dxc4 14. Bxc4 b6 15. Nd4 Bb7 16. Qg4 Qf6 17. a4 e5 18. Nb5 a6 19. Nc3 Rfd8 20. Rfd1 e4 21. Ne2 Bc8 22. Qg3 Be6 23. Bxe6 Qxe6 24. h4 h5 25. Nf4 Qf5 26. Rab1 Nxa4 27. c4 b5 28. cxb5 axb5 29. Kh2 Nc3 30. Rxd8+ Rxd8 31. Ra1 b4 32. Ra6 Qg4 33. Rb6 Qxg3+ 34. Kxg3 Na2 35. Ne2 Rd2 36. Nd4 Rb2 37. f3 exf3 38. gxf3 Nc3 39. Nc6 Nd5 40. Rb5 Nxe3 41. Rxb4 Rg2+ 42. Kh3 Rc2 43. Rb8+ Kg7 44. Ne5 Rc5 45. Nd3 Rf5 46. Kg3 Nf1+ 0-1

[Event "Titled Tuesday intern op 20th Jun Late"]
[Site "Chess.com INT"]
[Date "2023.06.20"]
[Round "11"]
[White "Jonkman, Harmen"]
[Black "Vifleemskaia, Svetlana"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2333"]
[BlackElo "1971"]
[PlyCount "57"]
[EventDate "2023.06.20"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 d5 3. Bf4 c5 4. e3 Nc6 5. Nbd2 cxd4 6. exd4 Bf5 7. c3 e6 8. Be2 h6 9. 0-0 Bd6 10. Ne5 0-0 11. Re1 Bxe5 12. dxe5 Nd7 13. Bf1 a5 14. a3 a4 15. Nf3 Qb6 16. Qd2 Be4 17. Nd4 Nc5 18. Rad1 Na5 19. Bxh6 Bg6 20. Bg5 Ne4 21. Qc1 Nb3 22. Qf4 Nxd4 23. cxd4 Qxb2 24. Re3 Bf5 25. Bd3 Rac8 26. Bxe4 dxe4 27. Rg3 Rc2 28. Bf6 Bg6 29. Bxg7 1-0

[Event "Titled Tuesday intern op 20th Jun Late"]
[Site "Chess.com INT"]
[Date "2023.06.20"]
[Round "10"]
[White "Kostiukov, Alexandr"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2271"]
[BlackElo "2333"]
[PlyCount "69"]
[EventDate "2023.06.20"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. g3 d5 2. Bg2 c6 3. d3 h5 4. Nf3 Nd7 5. e4 dxe4 6. dxe4 e5 7. 0-0 h4 8. Nxh4 Rxh4 9. gxh4 Qxh4 10. Qf3 Ndf6 11. Qg3 Qh5 12. Bf3 Qh7 13. Qxe5+ Be6 14. Bf4 Rd8 15. Rd1 Nd7 16. Qc7 Ngf6 17. Nc3 Bc5 18. Qxb7 Ng4 19. Bg3 Nxh2 20. Bxh2 Bxf2+ 21. Kh1 Bg3 22. Rd2 Bf4 23. Rad1 Bxd2 24. Rxd2 Rb8 25. Qxc6 Rxb2 26. Kg1 Qh3 27. Qc8+ Ke7 28. Bd6+ Kf6 29. Qd8+ Kg6 30. Rg2+ Kh7 31. Rh2 Qxh2+ 32. Kxh2 Rxc2+ 33. Ne2 Nf6 34. e5 Ne4 35. Bxe4+ 1-0

[Event "Titled Tuesday intern op 20th Jun Late"]
[Site "Chess.com INT"]
[Date "2023.06.20"]
[Round "4"]
[White "Sainz Aguirre, Ignacio"]
[Black "Jonkman, Harmen"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1829"]
[BlackElo "2333"]
[PlyCount "42"]
[EventDate "2023.06.20"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 Nf6 5. d3 h6 6. c3 d6 7. Re1 Bb6 8. Nbd2 0-0 9. h3 a6 10. a4 Kh8 11. b4 Nh7 12. Nf1 f5 13. Be3 Bxe3 14. Rxe3 Qf6 15. Ra2 Bd7 16. N3h2 Ng5 17. b5 axb5 18. axb5 Rxa2 19. Bxa2 Na7 20. c4 fxe4 21. Ng4 Bxg4 0-1

[Event "Titled Tuesday intern op 13th Jun Late"]
[Site "Chess.com INT"]
[Date "2023.06.13"]
[Round "4"]
[White "Guzman Lozano, Campo Elias"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "E21"]
[WhiteElo "1924"]
[BlackElo "2333"]
[PlyCount "71"]
[EventDate "2023.06.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 Nf6 3. c4 Bb4+ 4. Nc3 0-0 5. g3 b6 6. Bg2 Bb7 7. 0-0 Bxc3 8. bxc3 d6 9. d5 e5 10. Nd2 Qe7 11. e4 Nfd7 12. f4 f5 13. Bh3 exf4 14. gxf4 Nc5 15. Bxf5 g6 16. Qg4 Nbd7 17. Be6+ Nxe6 18. Qxe6+ Qxe6 19. dxe6 Nc5 20. f5 Nxe4 21. Nxe4 Bxe4 22. f6 Bf5 23. Rxf5 gxf5 24. Bg5 h6 25. Bh4 Rae8 26. f7+ Rxf7 27. exf7+ Kxf7 28. Rf1 Re4 29. Bd8 Rxc4 30. Rxf5+ Ke8 31. Bf6 Ra4 32. Bg7 Rxa2 33. Bxh6 Kd7 34. h4 a5 35. h5 a4 36. Bg5 1-0

[Event "Titled Tuesday intern op 13th Jun Late"]
[Site "Chess.com INT"]
[Date "2023.06.13"]
[Round "2"]
[White "Jonkman, Harmen"]
[Black "Ferriz Barrios, Andres"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2333"]
[BlackElo "2102"]
[PlyCount "77"]
[EventDate "2023.06.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 c6 4. e3 e6 5. Nbd2 Bd6 6. Bg3 Qc7 7. c4 Nbd7 8. Rc1 0-0 9. Be2 Re8 10. 0-0 Nf8 11. a3 Ne4 12. Bxd6 Qxd6 13. Nxe4 dxe4 14. Nd2 f5 15. f3 exf3 16. Bxf3 e5 17. c5 Qe7 18. Nc4 e4 19. Be2 Be6 20. Nd6 Red8 21. Nxf5 Qc7 22. Bc4 Bxc4 23. Rxc4 Ne6 24. Qg4 Kh8 25. Nd6 Rxd6 26. cxd6 Qxd6 27. Rc2 Nc7 28. Qf4 Qe7 29. Qf7 Qxf7 30. Rxf7 Nd5 31. Rxb7 Nxe3 32. Re2 Nd5 33. Rxe4 h6 34. Re6 Rf8 35. h4 Rf4 36. h5 Rxd4 37. Re8+ Kh7 38. Rbb8 g5 39. Rb7+ 1-0

[Event "Titled Tuesday intern op 13th Jun Late"]
[Site "Chess.com INT"]
[Date "2023.06.13"]
[Round "11"]
[White "Jonkman, Harmen"]
[Black "Gazineu Neto, Rubens"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2333"]
[BlackElo "1912"]
[PlyCount "61"]
[EventDate "2023.06.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. c3 d5 4. exd5 Qxd5 5. d4 e6 6. Bd3 cxd4 7. cxd4 Bb4+ 8. Nc3 Nf6 9. 0-0 Qd6 10. Nb5 Qb8 11. g3 Nd5 12. Be4 a6 13. Bxd5 axb5 14. Bb3 0-0 15. Qd3 Na5 16. Bc2 g6 17. Qxb5 Bd6 18. Bh6 Rd8 19. Qg5 Bd7 20. Ne5 Bf8 21. Bxf8 Rxf8 22. Nxd7 Qd8 23. Qxd8 Rfxd8 24. Ne5 Rxd4 25. Rfd1 Rb4 26. b3 b6 27. Rd7 Rf8 28. a3 Nxb3 29. axb4 Nxa1 30. Ba4 Kg7 31. Rd1 1-0

[Event "Titled Tuesday intern op 13th Jun Late"]
[Site "Chess.com INT"]
[Date "2023.06.13"]
[Round "8"]
[White "Jonkman, Harmen"]
[Black "Nasta, Kiren Vivek"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2333"]
[BlackElo "1959"]
[PlyCount "117"]
[EventDate "2023.06.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. h3 0-0 5. e3 d5 6. Nbd2 c5 7. dxc5 Nfd7 8. Nb3 Bxb2 9. Rb1 Bc3+ 10. Nfd2 e5 11. Bh6 Re8 12. h4 Qc7 13. h5 Nxc5 14. Qf3 Ne4 15. Bd3 Bf5 16. hxg6 fxg6 17. g4 Nxd2 18. Nxd2 e4 19. Qh3 Be6 20. Bb5 Nd7 21. Bf4 Ne5 22. Bxe8 Rxe8 23. Kf1 Bxd2 24. Bxe5 Qxe5 25. Qxh7+ Kf8 26. Rxb7 Qf6 27. Qh8+ Qxh8 28. Rxh8+ Bg8 29. Rxa7 Bc3 30. Rh6 Re6 31. g5 Bg7 32. Rh4 Rc6 33. Kg2 Rxc2 34. Rh1 Bf7 35. Rb1 d4 36. Rb8+ Be8 37. Raa8 d3 38. Rxe8+ Kf7 39. Red8 Bc3 40. Ra6 d2 41. Rd7+ Ke8 42. Rb7 d1Q 43. Ra8+ Qd8 44. Rxd8+ Kxd8 45. a4 Ra2 46. Rb6 Rxa4 47. Rxg6 Ke7 48. Rc6 Be5 49. Kh3 Kf7 50. Kg4 Rb4 51. Kf5 Bb2 52. Rc5 Ba1 53. Rc7+ Kg8 54. Re7 Rb2 55. Kg6 Rb6+ 56. Kh5 Rb2 57. Kg6 Rb6+ 58. Kf5 Rb2 59. Kg6 1/2-1/2

[Event "Titled Tuesday intern op 13th Jun Late"]
[Site "Chess.com INT"]
[Date "2023.06.13"]
[Round "6"]
[White "Jonkman, Harmen"]
[Black "Osmonbekov, Talaibek D"]
[Result "1-0"]
[ECO "A81"]
[WhiteElo "2333"]
[BlackElo "2137"]
[PlyCount "69"]
[EventDate "2023.06.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 e6 2. g3 f5 3. Bg2 Nf6 4. Nd2 c5 5. c3 Nc6 6. dxc5 Bxc5 7. e4 fxe4 8. Nxe4 Nxe4 9. Bxe4 0-0 10. Bxh7+ Kxh7 11. Qh5+ Kg8 12. Qxc5 Qf6 13. Be3 b6 14. Qh5 Bb7 15. 0-0-0 Rac8 16. Rxd7 Na5 17. Bd4 Qh6+ 18. Qxh6 gxh6 19. Rg7+ Kh8 20. Rxb7+ Kg8 21. Rg7+ Kh8 22. Rxa7+ Kg8 23. Rg7+ Kh8 24. Rd7+ Kg8 25. Nh3 Nc4 26. Re1 e5 27. Bxe5 Rce8 28. f4 b5 29. Rg7+ Kh8 30. Rb7+ Nxe5 31. Rxe5 Rxe5 32. fxe5 Rf1+ 33. Kc2 Rh1 34. Nf4 Rxh2+ 35. Kb3 1-0

[Event "Titled Tuesday intern op 13th Jun Late"]
[Site "Chess.com INT"]
[Date "2023.06.13"]
[Round "9"]
[White "Jonkman, Harmen"]
[Black "Pinheiro, Iung Alicio"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2333"]
[BlackElo "2306"]
[PlyCount "74"]
[EventDate "2023.06.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 d5 4. e3 c5 5. Nbd2 Bd6 6. dxc5 Bxf4 7. exf4 Qc7 8. Nb3 Qxf4 9. Bb5+ Bd7 10. Bxd7+ Nbxd7 11. 0-0 0-0 12. Qe2 Rfc8 13. Qb5 Qc7 14. c3 Nxc5 15. Nxc5 Qxc5 16. Qb3 Ne4 17. Rad1 b5 18. Rd4 a5 19. a3 Rab8 20. g3 h6 21. Kg2 Qc7 22. Rfd1 Qb7 23. Nd2 Nd6 24. Nf3 Nc4 25. Re1 b4 26. cxb4 axb4 27. a4 Ra8 28. Ne5 Qa6 29. Nd3 Qxa4 30. Qxa4 Rxa4 31. b3 e5 32. Rh4 Ra3 33. Nxb4 Rxb3 34. Nxd5 Kh7 35. Ne7 Rc7 36. Nf5 Rb2 37. Rc1 Ne3+ 0-1

[Event "Titled Tuesday intern op 13th Jun Late"]
[Site "Chess.com INT"]
[Date "2023.06.13"]
[Round "3"]
[White "Jonkman, Harmen"]
[Black "Spata, German"]
[Result "0-1"]
[ECO "A47"]
[WhiteElo "2333"]
[BlackElo "2376"]
[PlyCount "78"]
[EventDate "2023.06.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 Nf6 3. Bf4 b6 4. h3 Bb7 5. e3 Be7 6. Bd3 0-0 7. 0-0 d5 8. c4 c5 9. Nc3 cxd4 10. Nxd4 Nc6 11. Nxc6 Bxc6 12. Qe2 d4 13. exd4 Qxd4 14. Bg3 Rfd8 15. Rad1 Qc5 16. Rfe1 Qg5 17. a3 Bc5 18. Kh2 Bd6 19. Qe3 Qxe3 20. Rxe3 Bxg3+ 21. Rxg3 Rd7 22. Bc2 Rxd1 23. Nxd1 Kf8 24. Kg1 Rc8 25. Kf1 Be4 26. Rc3 Ke7 27. Ne3 Bxc2 28. Rxc2 Ne4 29. b4 f6 30. Ke2 Nd6 31. g4 g5 32. Kd3 Nf7 33. Ke4 h6 34. f4 gxf4 35. Kxf4 Ne5 36. Ke4 Nf7 37. c5 Ng5+ 38. Kf4 bxc5 39. Rxc5 Nxh3+ 0-1

[Event "Titled Tuesday intern op 13th Jun Late"]
[Site "Chess.com INT"]
[Date "2023.06.13"]
[Round "1"]
[White "Pap, Gyula"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "D27"]
[WhiteElo "2429"]
[BlackElo "2333"]
[PlyCount "49"]
[EventDate "2023.06.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 a6 6. 0-0 c5 7. dxc5 Bxc5 8. Qxd8+ Kxd8 9. Rd1+ Ke7 10. Nbd2 b5 11. Be2 Bb7 12. a4 bxa4 13. Rxa4 Nbd7 14. Nb3 Rhc8 15. Nxc5 Nxc5 16. Ra3 Bd5 17. Bd2 Rab8 18. b4 Nce4 19. Be1 Bc4 20. Bxc4 Rxc4 21. Rxa6 Nd5 22. Ne5 Rc7 23. Nc6+ Rxc6 24. Rxc6 Nxb4 25. Rc4 1-0

[Event "Titled Tuesday intern op 13th Jun Late"]
[Site "Chess.com INT"]
[Date "2023.06.13"]
[Round "10"]
[White "Sala, Giulia"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2013"]
[BlackElo "2333"]
[PlyCount "79"]
[EventDate "2023.06.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 c5 3. e3 Nc6 4. Nf3 Nf6 5. c3 Qb6 6. Qc2 Bf5 7. dxc5 Bxc2 8. cxb6 Bxb1 9. Rxb1 axb6 10. a3 e6 11. Bc7 Nd7 12. h3 Bc5 13. Bg3 Ke7 14. Bd3 Bd6 15. Bxd6+ Kxd6 16. 0-0 Nde5 17. Be2 Nxf3+ 18. Bxf3 Ne5 19. Be2 Rhc8 20. Rfd1 Rc5 21. Rd4 g5 22. e4 Kc7 23. exd5 Rxd5 24. Rxd5 exd5 25. Rd1 Rd8 26. Rd4 h6 27. h4 Nc6 28. Rd2 d4 29. cxd4 Nxd4 30. Kf1 gxh4 31. Bc4 f6 32. f3 Kc6 33. Kf2 Kc5 34. Ba2 Nc6 35. Rxd8 Nxd8 36. Ke3 Nc6 37. Ke4 Ne5 38. Be6 Kd6 39. Bb3 Ke7 40. Bd5 1-0

[Event "Titled Tuesday intern op 13th Jun Late"]
[Site "Chess.com INT"]
[Date "2023.06.13"]
[Round "5"]
[White "Sarkar, Justin"]
[Black "Jonkman, Harmen"]
[Result "0-1"]
[ECO "D27"]
[WhiteElo "2320"]
[BlackElo "2333"]
[PlyCount "88"]
[EventDate "2023.06.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 dxc4 4. e3 Nf6 5. Bxc4 a6 6. a4 c5 7. Nf3 Nc6 8. 0-0 Qc7 9. Qe2 Bd6 10. d5 exd5 11. Nxd5 Nxd5 12. Bxd5 Bg4 13. Qc4 Bxf3 14. Bxf3 Bxh2+ 15. Kh1 Bd6 16. Qe4+ Qe7 17. Qxe7+ Kxe7 18. Bd2 Rab8 19. Bc3 Be5 20. Bxc6 Bxc3 21. Be4 Bd2 22. Rfd1 Rhd8 23. Kg1 b6 24. Kf1 c4 25. Ke2 Bb4 26. Rxd8 Rxd8 27. Rd1 Bd6 28. Rd5 Rc8 29. Bc2 h6 30. e4 f6 31. g3 Be5 32. b3 cxb3 33. Bxb3 Rc3 34. Rd3 Rc1 35. Rd1 Rc3 36. Rd3 Rc1 37. Rd1 Rc5 38. Rd5 Rc6 39. Rd3 Bb2 40. f4 Ba3 41. Rd2 Bb4 42. Rd3 Bc3 43. Bd5 Rc5 44. Bb7 b5 0-1

[Event "Titled Tuesday intern op 13th Jun Late"]
[Site "Chess.com INT"]
[Date "2023.06.13"]
[Round "7"]
[White "Vovk, Orest"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2315"]
[BlackElo "2333"]
[PlyCount "57"]
[EventDate "2023.06.13"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. g4 d5 2. h3 e5 3. Bg2 Nc6 4. c4 dxc4 5. Bxc6+ bxc6 6. Nc3 Be6 7. Qa4 Qd7 8. Nf3 f6 9. b3 cxb3 10. axb3 Bc5 11. Ba3 Bxa3 12. Qxa3 Ne7 13. Qc5 Bxb3 14. Rxa7 Rxa7 15. Qxa7 0-0 16. d3 Ng6 17. Nd2 Bd5 18. Nxd5 cxd5 19. f3 Nf4 20. Kf2 Qc6 21. e3 Ra8 22. Qxa8+ Qxa8 23. exf4 Qa2 24. Ke2 exf4 25. Rc1 Qa7 26. d4 Kf7 27. Rc5 Qa6+ 28. Ke1 c6 29. Kd1 1-0

[Event "Aimchess Play In op"]
[Site "Chess.com INT"]
[Date "2023.06.12"]
[Round "9"]
[White "Iskusnyh, Sergei"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "D27"]
[WhiteElo "2440"]
[BlackElo "2333"]
[PlyCount "77"]
[EventDate "2023.06.12"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. e3 Nf6 4. Bxc4 e6 5. Nf3 c5 6. 0-0 a6 7. Nc3 b5 8. Be2 Bb7 9. dxc5 Bxc5 10. Qxd8+ Kxd8 11. Nd2 Nbd7 12. Nb3 Bb6 13. a4 b4 14. a5 Bc7 15. Na2 Bd5 16. Nd4 e5 17. Nf3 Bxa5 18. Bd2 Rb8 19. Bxa6 Nc5 20. Nc1 Bc7 21. Be2 e4 22. Nd4 Kd7 23. Bb5+ Kd6 24. Bxb4 Bb6 25. Ncb3 Bxb3 26. Nxb3 Ke5 27. Nd4 Rb7 28. Bc3 Nd5 29. Nc6+ Kf5 30. Bxg7 Rg8 31. Rfd1 Nd3 32. Bxd3 Rxg7 33. Bxe4+ Kxe4 34. Ra4+ Kf5 35. Rxd5+ Ke6 36. Rb5 f5 37. Rab4 Rgd7 38. Nd4+ Bxd4 39. Rxb7 1-0

[Event "Aimchess Play In op"]
[Site "Chess.com INT"]
[Date "2023.06.12"]
[Round "8"]
[White "Jonkman, Harmen"]
[Black "Alsina Leal, Daniel"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2333"]
[BlackElo "2518"]
[PlyCount "121"]
[EventDate "2023.06.12"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. c3 Nf6 4. e5 Nd5 5. d4 cxd4 6. cxd4 d6 7. Bc4 e6 8. 0-0 Be7 9. Qe2 0-0 10. Qe4 Bd7 11. a3 Rc8 12. Bd3 f5 13. exf6 Nxf6 14. Qh4 Qe8 15. Nc3 d5 16. Ne5 Nxe5 17. dxe5 Nh5 18. Qg4 Kh8 19. Bd2 Bc5 20. g3 Qf7 21. Kg2 a6 22. Rae1 Bc6 23. f3 g6 24. Ne2 d4 25. Nf4 Nxf4+ 26. Bxf4 Be7 27. Bh6 Rfd8 28. Rf2 Bb5 29. Bxb5 axb5 30. Rd2 d3 31. Qe4 b4 32. a4 b3 33. Rxd3 Rc2+ 34. Re2 Rxd3 35. Qxd3 Qf5 36. Qb5 Kg8 37. g4 Rxe2+ 38. Qxe2 Qc2 39. Qxc2 bxc2 40. Bc1 Bc5 41. Kf1 Bd4 42. f4 g5 43. fxg5 Bxe5 44. h3 Kg7 45. Ke2 Kf7 46. Kd3 Ke7 47. Kxc2 Bg3 48. Kd3 Kd6 49. Kd4 Bf2+ 50. Be3 Bh4 51. b4 Kc6 52. Ke5 Kd7 53. Kf6 h6 54. Kg6 hxg5 55. Bxg5 Be1 56. b5 Kd6 57. h4 e5 58. h5 e4 59. h6 Bc3 60. Kf5 Kd5 61. h7 1-0

[Event "Aimchess Play In op"]
[Site "Chess.com INT"]
[Date "2023.06.12"]
[Round "6"]
[White "Jonkman, Harmen"]
[Black "Koellner, Ruben Gideon"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "2333"]
[BlackElo "2429"]
[PlyCount "52"]
[EventDate "2023.06.12"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 d6 2. e4 Nf6 3. Bd3 e5 4. Nf3 Nbd7 5. 0-0 exd4 6. Nxd4 Be7 7. Re1 0-0 8. Nc3 Re8 9. Bf4 Ne5 10. Bf1 Bf8 11. h3 c6 12. a4 a5 13. Nf3 Ng6 14. Bh2 Be6 15. e5 dxe5 16. Nxe5 Nxe5 17. Bxe5 Nd5 18. Qf3 Nxc3 19. Bxc3 Bd5 20. Qg3 Qb6 21. Bd3 g6 22. Qf4 Bg7 23. Qd2 Bxc3 24. Qxc3 Qb4 25. Qf6 Rxe1+ 26. Rxe1 Qxe1+ 0-1

[Event "Aimchess Play In op"]
[Site "Chess.com INT"]
[Date "2023.06.12"]
[Round "4"]
[White "Jonkman, Harmen"]
[Black "Sasikiran, Krishnan"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "2333"]
[BlackElo "2604"]
[PlyCount "76"]
[EventDate "2023.06.12"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Nbd2 Bg7 4. e4 d6 5. Bc4 0-0 6. Bb3 c5 7. c3 cxd4 8. cxd4 Nc6 9. 0-0 Bg4 10. Qe1 Nd7 11. Qe3 Qb6 12. Nc4 Qa6 13. d5 Na5 14. Nxa5 Qxa5 15. h3 Bxf3 16. Qxf3 Rac8 17. Qe2 Nc5 18. Bg5 Rc7 19. Rfc1 Rfc8 20. Rab1 h6 21. Bd2 Qb6 22. Be3 a5 23. Bd1 Qa6 24. Qxa6 Nxa6 25. Rxc7 Rxc7 26. f3 Nc5 27. Kf1 Nd3 28. Bb6 Rc8 29. Bxa5 Nxb2 30. Be2 Rc2 31. Be1 Bd4 32. Bf2 Bxf2 33. Kxf2 Na4 34. Rxb7 Nc3 35. Rc7 Rxe2+ 36. Kf1 Re3 37. Kf2 Nd1+ 38. Kg3 Re2 0-1

[Event "Aimchess Play In op"]
[Site "Chess.com INT"]
[Date "2023.06.12"]
[Round "2"]
[White "Mekhitarian, Krikor Sevag"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "D27"]
[WhiteElo "2537"]
[BlackElo "2333"]
[PlyCount "55"]
[EventDate "2023.06.12"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 e6 3. d4 dxc4 4. e3 a6 5. Bxc4 Nf6 6. 0-0 c5 7. b3 b5 8. Be2 Bb7 9. Bb2 Nbd7 10. a4 b4 11. Nbd2 Be7 12. Rc1 Rc8 13. Nc4 0-0 14. a5 cxd4 15. Bxd4 Ne4 16. Qc2 Bf6 17. Rfd1 Qe7 18. Bd3 Bxd4 19. Bxe4 Bxe4 20. Qxe4 Bf6 21. Qb7 Ne5 22. Qxa6 Nxf3+ 23. gxf3 Rfd8 24. Qb6 Rb8 25. Rxd8+ Rxd8 26. a6 Ra8 27. Rd1 Be5 28. Nxe5 1-0

[Event "Aimchess Play In op"]
[Site "Chess.com INT"]
[Date "2023.06.12"]
[Round "5"]
[White "Swiercz, Dariusz"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "C67"]
[WhiteElo "2640"]
[BlackElo "2333"]
[PlyCount "195"]
[EventDate "2023.06.12"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 Nxe4 5. d4 Nd6 6. Bxc6 dxc6 7. dxe5 Nf5 8. Qxd8+ Kxd8 9. h3 Bd7 10. Rd1 Kc8 11. a4 h6 12. a5 Ne7 13. Nc3 Ng6 14. Be3 Bb4 15. Ne2 Re8 16. Nf4 Nxf4 17. Bxf4 g5 18. Be3 Bf8 19. Rd2 c5 20. Rad1 Bb5 21. b3 c4 22. Nd4 c3 23. Nxb5 cxd2 24. Rxd2 Rxe5 25. Nxa7+ Rxa7 26. Bxa7 Rxa5 27. Be3 Bd6 28. g4 Kd7 29. Kg2 Ke6 30. Re2 Re5 31. Kf3 f5 32. Bd4 Rxe2 33. Kxe2 Be5 34. Bc5 Kf6 35. Bf8 Kg6 36. gxf5+ Kxf5 37. Bxh6 Bf6 38. Kf3 Be5 39. Bf8 Bd4 40. Be7 c6 41. Bd8 Bc5 42. Bc7 Bd4 43. Bg3 Bc5 44. Ke2 Ke4 45. f3+ Kf5 46. Kd3 b5 47. Ke2 Bd4 48. Bf2 Be5 49. Be3 Bf6 50. Kd3 Be5 51. Bd2 Bf6 52. c4 Be5 53. Be3 Bc7 54. Bc1 Be5 55. Bd2 Bf6 56. Be1 Be5 57. cxb5 cxb5 58. h4 gxh4 59. Bxh4 Kf4 60. Ke2 Bg7 61. Be1 Bf6 62. Bd2+ Kf5 63. Kd3 Be5 64. Be3 Bf6 65. Bd4 Be7 66. Bc3 Kf4 67. Ke2 Bc5 68. Bd2+ Kf5 69. Be3 Bd6 70. Kd3 Be5 71. Bh6 Bf6 72. Bd2 Bg7 73. Bc3 Bf8 74. Bb2 Kf4 75. Ke2 Bc5 76. Bf6 Bd6 77. Bd4 Be7 78. Bg1 Bb4 79. Bh2+ Kf5 80. Kd3 Bc5 81. Kc3 Kg5 82. Kc2 Kf5 83. Kd3 Bb6 84. Bd6 Bf2 85. Kc3 Be1+ 86. Kd4 Ke6 87. Bh2 b4 88. Ke4 Bd2 89. Be5 Be1 90. f4 Kf7 91. f5 Bd2 92. Kd5 Bc3 93. Ke4 Bd2 94. Bf4 Bc3 95. Bg5 Kg7 96. Bd8 Kf7 97. Kd5 Bd2 98. Kc4 1-0

[Event "Maastricht Limburg op 15th"]
[Site "Maastricht"]
[Date "2023.05.29"]
[Round "7"]
[White "Jonkman, Harmen"]
[Black "Gurevich, Mikhail"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2323"]
[BlackElo "2559"]
[PlyCount "48"]
[EventDate "2023.05.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c6 3. Bf4 Nf6 4. e3 Bf5 5. Be2 e6 6. 0-0 Nbd7 7. c4 Be7 8. h3 h6 9. Nc3 0-0 10. c5 Ne4 11. Nxe4 Bxe4 12. b4 a6 13. a4 Re8 14. b5 a5 15. Ne5 Nxe5 16. Bxe5 Bf6 17. f4 Be7 18. b6 Qd7 19. Bd3 Bxd3 20. Qxd3 f6 21. Bc7 Bd8 22. Bd6 Be7 23. Bc7 Bd8 24. Bd6 Be7 1/2-1/2

[Event "Maastricht Limburg op 15th"]
[Site "Maastricht"]
[Date "2023.05.27"]
[Round "2"]
[White "Jonkman, Harmen"]
[Black "Pruijssers, Roeland"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "2323"]
[BlackElo "2534"]
[PlyCount "98"]
[EventDate "2023.05.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. h3 0-0 5. Nbd2 d6 6. e4 Nc6 7. c3 e5 8. dxe5 Nxe5 9. Nxe5 dxe5 10. Be3 Nh5 11. g3 Be6 12. Bc4 Bxc4 13. Nxc4 Qe8 14. Qb3 Qc6 15. Nd2 Rfd8 16. Qc4 Qd7 17. a4 a6 18. a5 Nf6 19. g4 Ne8 20. f3 Bf6 21. h4 Ng7 22. 0-0-0 Ne6 23. Nb3 Qb5 24. Qxb5 axb5 25. g5 Be7 26. Kc2 Kf8 27. Rxd8+ Rxd8 28. Ra1 f6 29. a6 bxa6 30. Rxa6 Kf7 31. Na5 fxg5 32. Nc6 Rd6 33. hxg5 Kg7 34. f4 exf4 35. Bd4+ Kf7 36. Ne5+ Ke8 37. Ra8+ Rd8 38. Rxd8+ Bxd8 39. Kb3 c5 40. Bf2 Bxg5 41. c4 b4 42. Nd3 Be7 43. Ka4 h5 44. Kb5 h4 45. Ne5 h3 46. Ng4 Nd4+ 47. Bxd4 cxd4 48. Ka4 d3 49. Kb3 Bc5 0-1

[Event "Utrecht OKU op 48th"]
[Site "Utrecht"]
[Date "2023.05.21"]
[Round "6"]
[White "Jonkman, Harmen"]
[Black "Zwirs, Nico"]
[Result "1/2-1/2"]
[ECO "A30"]
[WhiteElo "2323"]
[BlackElo "2447"]
[PlyCount "86"]
[EventDate "2023.05.19"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 b6 4. Bg2 Bb7 5. 0-0 Bg7 6. c4 0-0 7. b3 c5 8. Bb2 cxd4 9. Nxd4 Qc8 10. Nc3 Bxg2 11. Kxg2 Qb7+ 12. Nf3 Na6 13. Qd2 Rfd8 14. Rad1 Nc7 15. e4 d6 16. Rfe1 b5 17. Nd5 bxc4 18. Nxe7+ Kf8 19. Nd5 Ncxd5 20. exd5 cxb3 21. Qf4 Nh5 22. Bxg7+ Kxg7 23. Qd4+ Kg8 24. g4 Ng7 25. Rb1 Qd7 26. Rxb3 Re8 27. Rbe3 Rxe3 28. Rxe3 Re8 29. h3 Rxe3 30. fxe3 h5 31. Ng5 hxg4 32. hxg4 Qe7 33. Qf4 Ne8 34. Ne4 Qb7 35. Qg5 Kg7 36. Qd8 Qb2+ 37. Kf3 Qe5 38. Qa8 Nf6 39. Nxf6 Qxf6+ 40. Kg3 Qe5+ 41. Kf3 Qf6+ 42. Kg3 Qe7 43. Kf4 a6 1/2-1/2

[Event "Utrecht OKU op 48th"]
[Site "Utrecht"]
[Date "2023.05.21"]
[Round "5"]
[White "Van den Doel, Erik"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "D27"]
[WhiteElo "2584"]
[BlackElo "2323"]
[PlyCount "121"]
[EventDate "2023.05.19"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 4. e3 e6 5. Bxc4 c5 6. 0-0 a6 7. Re1 Be7 8. e4 b5 9. Bd3 Bb7 10. a4 bxa4 11. Nc3 cxd4 12. Nxd4 Nc6 13. Rxa4 Ne5 14. Bf1 0-0 15. Bf4 Nfd7 16. Nb3 Bc6 17. Ra2 a5 18. Nd4 Bb7 19. Bb5 Rc8 20. Qe2 Bb4 21. Nc2 Qf6 22. Be3 Nc6 23. Nxb4 axb4 24. Na4 Rfd8 25. Rd1 e5 26. Qg4 h5 27. Qxh5 Nd4 28. Bxd4 exd4 29. Bxd7 Rxd7 30. Nc5 Rdc7 31. Nxb7 Rxb7 32. Qd5 Rbc7 33. e5 Rc1 34. Ra1 Rxa1 35. Rxa1 Qf4 36. g3 Qd2 37. e6 Rc1+ 38. Rxc1 Qxc1+ 39. Kg2 fxe6 40. Qxe6+ Kh8 41. Qe8+ Kh7 42. Qe4+ Kh8 43. Qxd4 Qc6+ 44. Kh3 Qe6+ 45. Qg4 Qb3 46. Qh5+ Kg8 47. Qe8+ Kh7 48. Qe4+ Kh8 49. Qh4+ Kg8 50. Qd4 Qe6+ 51. g4 Qb3+ 52. Kg2 Kh8 53. h4 Qa4 54. Qc4 Qa8+ 55. f3 Qf8 56. h5 Qd6 57. Qc8+ Kh7 58. Qc2+ Kh8 59. Kh3 Qf4 60. Qc8+ Kh7 61. Qf5+ 1-0

[Event "Utrecht OKU op 48th"]
[Site "Utrecht"]
[Date "2023.05.20"]
[Round "3"]
[White "Arnold, Rhys"]
[Black "Jonkman, Harmen"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "2016"]
[BlackElo "2323"]
[PlyCount "76"]
[EventDate "2023.05.19"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Bd6 5. Bd3 Nf6 6. Qe2+ Qe7 7. Qxe7+ Bxe7 8. Bf4 c6 9. Nbd2 Nh5 10. Be3 Bd6 11. 0-0-0 0-0 12. Rde1 a5 13. a4 Na6 14. c3 Nf4 15. Bf1 Bf5 16. Ne5 Ng6 17. g4 Be6 18. Nxg6 fxg6 19. h3 Nc7 20. Bd3 Rf7 21. Re2 Raf8 22. Rhe1 Bd7 23. f3 Ne6 24. Bc2 Bg3 25. Bf2 Bxf2 26. Rxf2 Ng5 27. f4 Nxh3 28. Rh2 Nxf4 29. Nf3 Nd3+ 30. Bxd3 Rxf3 31. Be2 Rg3 32. Kc2 h6 33. Bd3 Rxg4 34. Re7 Rf7 35. Rhe2 Kf8 36. Rxf7+ Kxf7 37. Rf2+ Ke7 38. Re2+ Kf6 0-1

[Event "Utrecht OKU op 48th"]
[Site "Utrecht"]
[Date "2023.05.20"]
[Round "4"]
[White "Jonkman, Harmen"]
[Black "Titus, Branco"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2323"]
[BlackElo "1924"]
[PlyCount "75"]
[EventDate "2023.05.19"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. Bf4 c5 4. e3 Nc6 5. Nbd2 Qb6 6. dxc5 Qxb2 7. Rb1 Qc3 8. Bb5 g6 9. Be5 Qa5 10. c4 a6 11. Bxc6+ bxc6 12. Nd4 Bg7 13. cxd5 Qxc5 14. Qa4 Qxd5 15. Qxc6+ Qxc6 16. Nxc6 Bd7 17. Nd4 0-0 18. Rb7 Rfd8 19. 0-0 Nd5 20. Bxg7 Kxg7 21. h3 e5 22. N4f3 Bb5 23. Rc1 Rac8 24. Rxc8 Rxc8 25. Nxe5 Rc1+ 26. Kh2 Rc2 27. Rxf7+ Kg8 28. Ne4 Rxa2 29. Nd6 Rd2 30. Ng4 h5 31. Nh6+ Kh8 32. Ne4 Rc2 33. Ng5 Rc7 34. e4 Be8 35. Rf8+ Kg7 36. Ne6+ Kxh6 37. Rxe8 Re7 38. Rh8+ 1-0

[Event "Utrecht OKU op 48th"]
[Site "Utrecht"]
[Date "2023.05.19"]
[Round "1"]
[White "Becx, Cesar"]
[Black "Jonkman, Harmen"]
[Result "1/2-1/2"]
[ECO "A03"]
[WhiteElo "2038"]
[BlackElo "2323"]
[PlyCount "177"]
[EventDate "2023.05.19"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 g6 3. d3 Bg7 4. g3 Nc6 5. Bg2 Nh6 6. 0-0 Nf5 7. c3 Nd6 8. e3 0-0 9. Nd4 Nxd4 10. cxd4 c6 11. Nc3 b5 12. Bd2 Qb6 13. Rc1 a5 14. Kh1 Bb7 15. b3 Rfc8 16. g4 e6 17. Ne2 c5 18. dxc5 Rxc5 19. Rxc5 Qxc5 20. Qb1 b4 21. Rc1 Qb6 22. Ng3 Rc8 23. Rxc8+ Bxc8 24. d4 Ba6 25. Bf1 Bf8 26. Bd3 Bxd3 27. Qxd3 Qc6 28. Kg2 Be7 29. g5 h6 30. h4 hxg5 31. hxg5 Nb5 32. Ne2 Na3 33. Kf2 Kg7 34. Bc1 Nb5 35. Bb2 Nd6 36. Ng3 Qc8 37. e4 Qh8 38. Kg2 Qa8 39. e5 Ne4 40. Qc2 Nxg3 41. Kxg3 Qa6 42. Kf2 Bd8 43. Bc1 Bb6 44. Be3 Qb5 45. Kg2 Kf8 46. Kf2 Ke7 47. Qc8 Bd8 48. Qc2 Kd7 49. Kg2 Bb6 50. Kf2 Qa6 51. Ke1 Qa8 52. Qd3 Qh8 53. Kd2 Qh2+ 54. Qe2 Qh1 55. Qd1 Qe4 56. Qc2 Qg2+ 57. Kc1 Qh1+ 58. Kb2 Qe4 59. Qd2 Kc6 60. Qc2+ Kb7 61. Qd2 Qf3 62. Kc2 Qf1 63. Kb2 Ba7 64. Qc2 Qe1 65. Bf2 Qe4 66. Qd2 Qg2 67. Kc2 Qf1 68. Kb2 Bb6 69. Be3 Qb5 70. Qc2 Ba7 71. Qd2 a4 72. bxa4 Qxa4 73. Qd3 Bb6 74. Qb3 Qb5 75. Qc2 Qc4 76. Qxc4 dxc4 77. a3 bxa3+ 78. Kxa3 Kc6 79. d5+ exd5 80. Bxb6 Kxb6 81. f5 Kc7 82. e6 Kd8 83. exf7 Ke7 84. fxg6 d4 85. Kb4 c3 86. Kb3 Kf8 87. Kc2 Kg7 88. Kd3 Kf8 89. Kc2 1/2-1/2

[Event "Titled Tuesday intern op 09th May Late"]
[Site "Chess.com INT"]
[Date "2023.05.09"]
[Round "11"]
[White "Bashkansky, Ethan"]
[Black "Jonkman, Harmen"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "2101"]
[BlackElo "2323"]
[PlyCount "118"]
[EventDate "2023.05.09"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 Be7 7. Bd3 h6 8. Bh4 Nbd7 9. Nf3 Nf8 10. Qc2 Ne6 11. 0-0 Nh5 12. Bxe7 Qxe7 13. Ne5 0-0 14. Ne2 c5 15. dxc5 Nxc5 16. Nf3 Nxd3 17. Qxd3 Be6 18. Rac1 Rac8 19. a3 Nf6 20. Nfd4 Ne4 21. Nf4 a6 22. Ndxe6 fxe6 23. Ng6 Qf6 24. Nxf8 Rxc1 25. Rxc1 Qxf2+ 26. Kh1 Qxf8 27. Qc2 Kh7 28. Kg1 Qf6 29. Rf1 Qg5 30. Qe2 Qe5 31. g3 b5 32. Kg2 Ng5 33. Rf4 a5 34. Qc2+ Kg8 35. Qc8+ Kh7 36. Qc3 Qd6 37. Qxa5 e5 38. Rf5 Qe6 39. Rxg5 hxg5 40. Qxb5 g4 41. Qd3+ Kh6 42. b4 Qc6 43. Qe2 Kg5 44. h4+ Kh5 45. Kf2 Qc3 46. b5 Qxa3 47. Qc2 g6 48. b6 d4 49. exd4 exd4 50. Qd2 Qf3+ 51. Ke1 Qxg3+ 52. Kd1 Qf3+ 53. Ke1 Qe4+ 54. Qe2 Qb1+ 55. Qd1 Qxb6 56. Qd2 Qe6+ 57. Kd1 Qb3+ 58. Ke1 Qc3 59. Qxc3 dxc3 0-1

[Event "Titled Tuesday intern op 09th May Late"]
[Site "Chess.com INT"]
[Date "2023.05.09"]
[Round "1"]
[White "Bortnyk, Mykola"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "2425"]
[BlackElo "2323"]
[PlyCount "67"]
[EventDate "2023.05.09"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 e6 2. Qe2 b6 3. g3 Bb7 4. Bg2 e5 5. d3 Nf6 6. f4 d6 7. Nf3 Nbd7 8. c4 g6 9. Nc3 Bg7 10. 0-0 0-0 11. Nh4 exf4 12. Bxf4 Nh5 13. Be3 Ne5 14. d4 Nc6 15. Rad1 Bc8 16. Nf5 Bxf5 17. exf5 Qd7 18. g4 Nf6 19. g5 Nh5 20. f6 Bh8 21. Bxc6 Qxc6 22. Nd5 Rfe8 23. Ne7+ Rxe7 24. fxe7 Re8 25. Qf3 Qxf3 26. Rxf3 Rxe7 27. b4 Ng7 28. Bf2 Nf5 29. Ra3 c6 30. d5 c5 31. bxc5 bxc5 32. Re1 Rb7 33. Re8+ Kg7 34. Rb3 1-0

[Event "Titled Tuesday intern op 09th May Late"]
[Site "Chess.com INT"]
[Date "2023.05.09"]
[Round "3"]
[White "Jonkman, Harmen"]
[Black "Chigaev, Maksim"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "2323"]
[BlackElo "2628"]
[PlyCount "68"]
[EventDate "2023.05.09"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 0-0 5. h3 c5 6. c3 d6 7. Nbd2 Nc6 8. dxc5 dxc5 9. Nc4 Be6 10. a4 Nd5 11. Bg3 a6 12. Be2 b5 13. axb5 axb5 14. Nce5 Nxe5 15. Bxe5 Bxe5 16. Nxe5 Qc7 17. Nf3 b4 18. cxb4 Nxb4 19. 0-0 Rad8 20. Qa4 Bd5 21. Rfc1 Bxf3 22. Bxf3 Qe5 23. Qa3 Rd2 24. Qa5 Rc8 25. b3 Kg7 26. Bb7 Rc7 27. Bf3 Rb2 28. Rab1 Ra2 29. Qb6 h5 30. Rc4 Nd3 31. Rf1 Qd6 32. Qb5 Ne5 33. Rf4 e6 34. Be4 g5 0-1

[Event "Titled Tuesday intern op 09th May Late"]
[Site "Chess.com INT"]
[Date "2023.05.09"]
[Round "2"]
[White "Jonkman, Harmen"]
[Black "Eke, Salih"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2323"]
[BlackElo "2283"]
[PlyCount "187"]
[EventDate "2023.05.09"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 c5 4. e3 Nc6 5. Nbd2 Be7 6. h3 0-0 7. Bd3 b6 8. 0-0 Bb7 9. c3 d5 10. Ne5 Nxe5 11. dxe5 Ne4 12. Qc2 Nxd2 13. Qxd2 g6 14. Rad1 Bg5 15. Qe2 Bxf4 16. exf4 Qh4 17. Qd2 Rfd8 18. Kh2 a5 19. g3 Qe7 20. Rfe1 a4 21. Qe2 a3 22. b3 d4 23. c4 h5 24. Be4 Kg7 25. Rd3 Rab8 26. Qd2 Bxe4 27. Rxe4 Qb7 28. Re1 b5 29. cxb5 Qxb5 30. Rc1 Rd5 31. Rc4 Kg8 32. Qc1 Rbd8 33. Qxa3 Rb8 34. Qc1 Ra8 35. Qc2 Qa5 36. Ra4 Qd8 37. Rxa8 Qxa8 38. a4 Qc6 39. Qc4 Rd7 40. Kg1 Qe4 41. Qc2 Qe1+ 42. Kg2 Qb4 43. Rd2 d3 44. Qb2 Qe4+ 45. Kh2 c4 46. bxc4 Qxc4 47. a5 Kh7 48. Qa3 Qa6 49. Qb4 Rd5 50. Qc3 Rxa5 51. Qxd3 Qa7 52. Qd7 Kg7 53. Qxa7 Rxa7 54. Kg2 Ra3 55. Rd4 Ra2 56. Rd6 Ra4 57. Kf3 Ra3+ 58. Kg2 Ra4 59. Rd3 Rb4 60. Re3 Ra4 61. Kf3 Rc4 62. g4 hxg4+ 63. hxg4 Ra4 64. Re4 Ra3+ 65. Re3 Ra4 66. Kg3 Ra5 67. Re4 Ra3+ 68. f3 Ra1 69. Re2 Rg1+ 70. Rg2 Ra1 71. f5 gxf5 72. gxf5 exf5 73. Kf4+ Kf8 74. Kxf5 Ke7 75. f4 Ra7 76. Rb2 Rc7 77. Rb6 Ra7 78. Rc6 Rd7 79. Ra6 Rb7 80. Kg5 Rc7 81. f5 Rb7 82. Kh6 Rb5 83. f6+ Ke8 84. Kg7 Rxe5 85. Ra8+ Kd7 86. Kxf7 Re1 87. Ra7+ Kd6 88. Kf8 Rf1 89. f7 Ke6 90. Ke8 Rb1 91. Ra6+ Kd5 92. f8Q Rb8+ 93. Kf7 Rxf8+ 94. Kxf8 1-0

[Event "Titled Tuesday intern op 09th May Late"]
[Site "Chess.com INT"]
[Date "2023.05.09"]
[Round "10"]
[White "Jonkman, Harmen"]
[Black "Fathy, Elameir"]
[Result "0-1"]
[ECO "A07"]
[WhiteElo "2323"]
[BlackElo "2300"]
[PlyCount "76"]
[EventDate "2023.05.09"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 Bf5 4. 0-0 e6 5. Nh4 Bg4 6. h3 Bh5 7. d3 Be7 8. Nd2 0-0 9. Qe1 Nfd7 10. Nhf3 c5 11. e4 Nb6 12. e5 Nc6 13. Nh2 Nd4 14. g4 Bg6 15. Qd1 f6 16. Ndf3 Rc8 17. Re1 Qd7 18. Nxd4 cxd4 19. Nf3 Bc5 20. Bd2 f5 21. Nh4 Be7 22. Nxg6 hxg6 23. c3 Bc5 24. a4 dxc3 25. Bxc3 fxg4 26. d4 Be7 27. Qxg4 g5 28. h4 Rf4 29. Qg3 Rxh4 30. Bh3 Rf8 31. Bg4 Nc4 32. Kg2 Rf4 33. f3 Qe8 34. Re2 Qf7 35. b3 Nb6 36. Bd2 Nd7 37. Bxf4 gxf4 38. Qf2 Nf8 0-1

[Event "Titled Tuesday intern op 09th May Late"]
[Site "Chess.com INT"]
[Date "2023.05.09"]
[Round "8"]
[White "Jonkman, Harmen"]
[Black "Grutter, Tim"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2323"]
[BlackElo "2338"]
[PlyCount "62"]
[EventDate "2023.05.09"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 g6 2. Nf3 Bg7 3. Bc4 d6 4. 0-0 c6 5. Bb3 Nf6 6. Re1 0-0 7. d4 Bg4 8. Nbd2 e5 9. h3 Bxf3 10. Nxf3 Nbd7 11. dxe5 Nxe5 12. Bg5 Qc7 13. Nxe5 dxe5 14. Qf3 Qe7 15. Rad1 h6 16. Be3 a5 17. a4 Rad8 18. Bd2 b6 19. Qg3 Kh7 20. Qc3 c5 21. f3 Nh5 22. Be3 Nf4 23. Bc4 Qg5 24. Bxf4 exf4 25. Qb3 Bd4+ 26. Kh1 Qf6 27. c3 Bf2 28. Rf1 Be3 29. Rd5 Rxd5 30. Bxd5 g5 31. Rd1 h5 0-1

[Event "Titled Tuesday intern op 09th May Late"]
[Site "Chess.com INT"]
[Date "2023.05.09"]
[Round "6"]
[White "Jonkman, Harmen"]
[Black "Tatarinov, Dmitry"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2323"]
[BlackElo "2310"]
[PlyCount "56"]
[EventDate "2023.05.09"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. Bf4 Nf6 4. e3 c5 5. Nbd2 Bd6 6. Bg3 Qc7 7. dxc5 Bxg3 8. hxg3 Qxc5 9. c4 0-0 10. Rc1 Nc6 11. cxd5 Qxd5 12. Bc4 Qa5 13. Qc2 Rd8 14. Ke2 Bd7 15. Ne4 Nxe4 16. Qxe4 h6 17. g4 Nb4 18. g5 Bc6 19. Qh4 Bxf3+ 20. gxf3 Qxg5 21. Qxg5 hxg5 22. Rcg1 Rac8 23. Bb3 Rc5 24. Rg4 Nd3 25. Rc4 Rxc4 26. Bxc4 Nxb2 27. Bb5 a6 28. Rb1 Nd1 0-1

[Event "Titled Tuesday intern op 09th May Late"]
[Site "Chess.com INT"]
[Date "2023.05.09"]
[Round "9"]
[White "Kaczmarek, Aleksander"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "B02"]
[WhiteElo "2313"]
[BlackElo "2323"]
[PlyCount "47"]
[EventDate "2023.05.09"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. a4 d6 5. a5 N6d7 6. exd6 cxd6 7. d4 e5 8. d5 g6 9. h4 Bg7 10. h5 f5 11. Nf3 f4 12. hxg6 hxg6 13. Rxh8+ Bxh8 14. Bd3 g5 15. Nh4 Nf6 16. Bg6+ Kf8 17. Nf5 Na6 18. Nc3 Bd7 19. Ke2 Rc8 20. Qh1 Bg7 21. Ne4 Nxe4 22. Nxg7 Kxg7 23. Qh7+ Kf6 24. Qf7# 1-0

[Event "Titled Tuesday intern op 09th May Late"]
[Site "Chess.com INT"]
[Date "2023.05.09"]
[Round "7"]
[White "Rodriguez Santiago, Jaime"]
[Black "Jonkman, Harmen"]
[Result "0-1"]
[ECO "A18"]
[WhiteElo "2026"]
[BlackElo "2323"]
[PlyCount "98"]
[EventDate "2023.05.09"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 Nfd7 5. d4 dxc4 6. Bxc4 Nb6 7. Bb3 c5 8. Nf3 cxd4 9. Qxd4 Qxd4 10. Nxd4 a6 11. Be3 N6d7 12. f4 b5 13. Rc1 Bb7 14. Kf2 Bc5 15. a4 b4 16. Nb1 Ke7 17. Nd2 Rc8 18. Nc4 Bd5 19. Rhd1 Nc6 20. Nxc6+ Rxc6 21. Bxc5+ Rxc5 22. Ne3 Bxb3 23. Rxd7+ Kxd7 24. Rxc5 Bxa4 25. Rc4 a5 26. Rd4+ Kc6 27. Rd6+ Kc5 28. Ke2 Bb5+ 29. Kd2 a4 30. Kc2 a3 31. bxa3 Rxa3 32. Nd1 Ba4+ 33. Kb2 Rb3+ 34. Ka2 Ra3+ 35. Kb2 Bxd1 36. Rxd1 Re3 37. Rd2 b3 38. g3 Kc4 39. Rg2 h5 40. Rd2 g6 41. Rg2 Rf3 42. Rd2 h4 43. Rd7 Rf2+ 44. Kb1 Rxh2 45. gxh4 Kc3 46. Rc7+ Kd3 47. Rxf7 Rxh4 48. Rf6 Kc3 49. Rxe6 Rh1# 0-1

[Event "Titled Tuesday intern op 09th May Late"]
[Site "Chess.com INT"]
[Date "2023.05.09"]
[Round "5"]
[White "Roman, Rodrigo"]
[Black "Jonkman, Harmen"]
[Result "0-1"]
[ECO "C14"]
[WhiteElo "2058"]
[BlackElo "2323"]
[PlyCount "48"]
[EventDate "2023.05.09"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. Nb5 Nb6 8. c3 a6 9. Na3 c5 10. f4 Nc6 11. Nf3 f6 12. Nc2 fxe5 13. fxe5 0-0 14. Bd3 cxd4 15. cxd4 Nb4 16. Nxb4 Qxb4+ 17. Qd2 a5 18. 0-0 Rxf3 19. Bxh7+ Kxh7 20. Qc2+ Rf5 21. Qd3 Kg8 22. g4 Rxf1+ 23. Rxf1 Bd7 24. Qg6 Qxd4+ 0-1

[Event "Titled Tuesday intern op 09th May Late"]
[Site "Chess.com INT"]
[Date "2023.05.09"]
[Round "4"]
[White "Senft, Sean"]
[Black "Jonkman, Harmen"]
[Result "0-1"]
[ECO "E13"]
[WhiteElo "2089"]
[BlackElo "2323"]
[PlyCount "78"]
[EventDate "2023.05.09"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. Nf3 b6 5. Bg5 Bb7 6. e3 h6 7. Bh4 d6 8. Bd3 Nbd7 9. Qc2 e5 10. Nd2 exd4 11. exd4 g5 12. Bg3 Bxg2 13. Rg1 Bb7 14. 0-0-0 Bxc3 15. bxc3 Nh5 16. Rde1+ Kf8 17. Ne4 Ndf6 18. Rgf1 Bxe4 19. Bxe4 Rb8 20. f4 g4 21. Bf5 Nxg3 22. hxg3 b5 23. c5 dxc5 24. dxc5 b4 25. c4 Qd4 26. Kb1 Kg7 27. Re4 Qxc5 28. Re5 Qb6 29. c5 Qb5 30. Bd3 Qd7 31. Rd1 Rhd8 32. Be2 Qc6 33. Re1 a5 34. Qb2 Rd5 35. Bxg4 Rxc5 36. Bf3 Qd7 37. Rxc5 Qd3+ 38. Ka1 Qxf3 39. Rc6 Qxc6 0-1

[Event "Sunway Formentera op 2nd"]
[Site "Sant Ferran de ses Roques"]
[Date "2023.04.28"]
[Round "10"]
[White "Maisuradze, Nino"]
[Black "Jonkman, Harmen"]
[Result "0-1"]
[ECO "E11"]
[WhiteElo "2270"]
[BlackElo "2323"]
[PlyCount "104"]
[EventDate "2023.04.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Nbd2 d5 5. a3 Bd6 6. b4 c6 7. e3 0-0 8. Bd3 a5 9. b5 Nbd7 10. Bb2 Re8 11. Qc2 c5 12. 0-0 cxd4 13. exd4 b6 14. cxd5 Bb7 15. dxe6 Rxe6 16. Bf5 Rc8 17. Qd3 Re7 18. Rac1 Rxc1 19. Rxc1 g6 20. Bh3 Nd5 21. g3 Qe8 22. Nc4 Bf4 23. Rf1 Bc7 24. Nce5 N7f6 25. Bc1 Nh5 26. Qc4 Bxe5 27. Nxe5 Rc7 28. Nc6 Bxc6 29. bxc6 Qxc6 30. Qxc6 Rxc6 31. Bg2 Rd6 32. Bh6 f5 33. Re1 Kf7 34. Rc1 Nhf6 35. Rc8 Ke6 36. Bf8 Kd7 37. Rb8 Rc6 38. Bg7 Rc1+ 39. Bf1 Ne4 40. Bh6 g5 41. Kg2 Rc2 42. Kg1 Rxf2 43. Bb5+ Kc7 44. Rf8 Ne3 45. Rf7+ Kd6 46. Bf8+ Ke6 47. Bc4+ Nxc4 48. Re7+ Kd5 49. Rxe4 fxe4 50. Kxf2 Kxd4 51. Ke2 g4 52. Be7 Kc3 0-1

[Event "Sunway Formentera op 2nd"]
[Site "Sant Ferran de ses Roques"]
[Date "2023.04.27"]
[Round "9"]
[White "Jonkman, Harmen"]
[Black "Sahithi Varshini, M."]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2323"]
[BlackElo "2260"]
[PlyCount "109"]
[EventDate "2023.04.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. Bf4 c5 4. e3 Nc6 5. Nbd2 Qb6 6. dxc5 Qxb2 7. Rb1 Qa3 8. Bb5 e6 9. Ne5 Bd7 10. Nxd7 Nxd7 11. 0-0 a6 12. Be2 Nxc5 13. c4 Be7 14. cxd5 exd5 15. e4 Ne6 16. Bg3 dxe4 17. Nc4 Qc3 18. Rxb7 0-0 19. Ne3 Bc5 20. Qc1 Ncd4 21. Bc4 Qxc1 22. Rxc1 a5 23. Kf1 Rad8 24. a4 Bb4 25. Be5 Nc5 26. Rc7 Ndb3 27. Rc2 Nd2+ 28. Ke2 Nxc4 29. Nxc4 Nd3 30. Bg3 f5 31. f3 f4 32. Bh4 exf3+ 33. Kxf3 g5 34. Bf2 Rc8 35. Nb6 g4+ 36. Ke2 Rcd8 37. Nd7 Rf7 38. Kxd3 Rfxd7+ 39. Rxd7 Rxd7+ 40. Ke4 Rd2 41. Rxd2 Bxd2 42. Bb6 Kf7 43. Bc7 Ke6 44. h4 gxh3 45. gxh3 Kd7 46. Bxa5 Bxa5 47. Kxf4 Ke6 48. h4 Kf6 49. h5 h6 50. Kg4 Ke5 51. Kf3 Kf5 52. Kg2 Kg5 53. Kh1 Kxh5 54. Kg1 Kg4 55. Kh1 1/2-1/2

[Event "Sunway Formentera op 2nd"]
[Site "Sant Ferran de ses Roques"]
[Date "2023.04.26"]
[Round "8"]
[White "Panda, Sambit"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "D22"]
[WhiteElo "2452"]
[BlackElo "2323"]
[PlyCount "135"]
[EventDate "2023.04.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 b5 5. a4 Bb7 6. b3 e6 7. bxc4 bxc4 8. Bxc4 Nf6 9. 0-0 Nbd7 10. Nbd2 a5 11. e4 Bb4 12. Qe2 0-0 13. Bd3 Re8 14. Nc4 Bf8 15. Rb1 Ba6 16. Bg5 h6 17. Bd2 e5 18. Nfxe5 Nxe5 19. dxe5 Nd7 20. Nxa5 Bxd3 21. Qxd3 Nxe5 22. Qc2 Qd3 23. Rfc1 Bd6 24. Rb3 Qe2 25. Re1 Qa6 26. h3 Nd7 27. Rb5 Re5 28. Reb1 Rc5 29. Rxc5 Nxc5 30. Rb5 Ne6 31. Be3 Bf4 32. Bxf4 Nd4 33. Qxc7 Nxb5 34. axb5 Qxb5 35. Nc4 Qb1+ 36. Kh2 Qc2 37. Nb6 Ra2 38. Qxc2 Rxc2 39. f3 h5 40. h4 Kf8 41. Nd5 Ra2 42. Bd6+ Ke8 43. Kh3 Rd2 44. Be5 f6 45. Bxf6 gxf6 46. Nxf6+ Kf7 47. Nxh5 Ke6 48. Nf4+ Ke5 49. Kg4 Kf6 50. g3 Rd8 51. Nd5+ Ke5 52. Ne7 Kf6 53. Nf5 Ke5 54. h5 Rg8+ 55. Kh4 Ra8 56. Ne7 Kf6 57. Ng6 Ra4 58. g4 Ra5 59. f4 Ra1 60. e5+ Kf7 61. Kg5 Ra6 62. f5 Ra5 63. h6 Kg8 64. f6 Kh7 65. f7 Rxe5+ 66. Nxe5 Kh8 67. f8Q+ Kh7 68. Qg7# 1-0

[Event "Sunway Formentera op 2nd"]
[Site "Sant Ferran de ses Roques"]
[Date "2023.04.25"]
[Round "7"]
[White "Jonkman, Harmen"]
[Black "Southcott Moyers, Indy"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2323"]
[BlackElo "2112"]
[PlyCount "91"]
[EventDate "2023.04.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. e3 Nc6 5. Nbd2 cxd4 6. exd4 Bf5 7. c3 h6 8. Qb3 Qc8 9. a4 a5 10. Bb5 e6 11. 0-0 Be7 12. Rfe1 0-0 13. Rac1 Nh5 14. Be5 Nxe5 15. Nxe5 Nf6 16. Bd3 Bxd3 17. Nxd3 Bd6 18. c4 Qb8 19. g3 dxc4 20. Nxc4 Nd5 21. Nb6 Nxb6 22. Qxb6 Ra6 23. Qb5 Qa7 24. Rc4 Rb6 25. Qd7 Bb4 26. Nxb4 Rxb4 27. Rxb4 axb4 28. b3 Qb6 29. Re5 Qa6 30. Rb5 b6 31. Qd6 Qa8 32. Qxb6 Qe4 33. Re5 Qb1+ 34. Kg2 Qxb3 35. a5 Qc3 36. Rb5 Qd3 37. Qb7 Qxd4 38. a6 Qd3 39. a7 Kh7 40. Ra5 e5 41. a8Q Rxa8 42. Rxa8 b3 43. Ra3 e4 44. Rxb3 Qc2 45. Qxf7 Qc6 46. Qf5+ 1-0

[Event "Sunway Formentera op 2nd"]
[Site "Sant Ferran de ses Roques"]
[Date "2023.04.24"]
[Round "6"]
[White "Doluhanova, Evgeniya"]
[Black "Jonkman, Harmen"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "2318"]
[BlackElo "2323"]
[PlyCount "103"]
[EventDate "2023.04.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Bd6 5. Nf3 Nf6 6. Qe2+ Qe7 7. Qxe7+ Bxe7 8. Bf4 c6 9. a4 Nh5 10. Bc7 Nd7 11. g4 Nhf6 12. h3 Ne4 13. Nbd2 h5 14. Ke2 Nxd2 15. Kxd2 Nf6 16. Rae1 Ne4+ 17. Bxe4 dxe4 18. Rxe4 hxg4 19. Rhe1 Be6 20. hxg4 Rh3 21. Ng1 Rh4 22. f3 Kd7 23. Be5 Rg8 24. Bg3 Rh1 25. R4e2 Bg5+ 26. Kd3 a5 27. f4 Bxg4 28. fxg5 Bxe2+ 29. Nxe2 Rxe1 30. Bxe1 Ke6 31. b3 Kf5 32. Bd2 b6 33. Ng3+ Kg4 34. Ne4 Rd8 35. c4 Kf5 36. c5 Rb8 37. cxb6 Rxb6 38. Nc5 Rb8 39. Kc4 Rh8 40. Nb7 f6 41. gxf6 Kxf6 42. Nxa5 Rh2 43. Bf4 Rc2+ 44. Kd3 Rf2 45. Be5+ Kf7 46. Nxc6 g5 47. a5 Ke6 48. a6 Ra2 49. a7 Kd7 50. d5 Kc8 51. d6 Kd7 52. Nb8+ 1-0

[Event "Sunway Formentera op 2nd"]
[Site "Sant Ferran de ses Roques"]
[Date "2023.04.22"]
[Round "5"]
[White "Mahitosh, Dey"]
[Black "Jonkman, Harmen"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "2154"]
[BlackElo "2323"]
[PlyCount "122"]
[EventDate "2023.04.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Bd6 5. c4 Nf6 6. c5 Be7 7. Nc3 b6 8. cxb6 axb6 9. Bf4 0-0 10. Bd3 Bg4 11. h3 Bh5 12. g4 Bg6 13. Ne5 Bxd3 14. Qxd3 c6 15. 0-0 Nfd7 16. Rae1 Nxe5 17. dxe5 d4 18. Ne4 Rxa2 19. Bc1 Qd5 20. f4 Nd7 21. Re2 Ra5 22. g5 Kh8 23. h4 c5 24. b3 b5 25. Bb2 Rd8 26. h5 Ra2 27. h6 g6 28. e6 Rxb2 29. Nc3 Qxb3 30. exd7 Rxe2 31. Qxe2 Qe6 32. Qxe6 fxe6 33. Nxb5 Rxd7 34. Re1 d3 35. Kf2 e5 36. Rxe5 Kg8 37. Nc3 Kf7 38. Re4 Rd4 39. Ke3 Rxe4+ 40. Kxe4 c4 41. Kd4 Bd6 42. Kxc4 d2 43. f5 gxf5 44. Kd3 Bf4 45. Ke2 Bxg5 46. Kf3 Bxh6 47. Nd1 Bg5 48. Nf2 Ke6 49. Nd1 Ke5 50. Nf2 h5 51. Nd1 Kd4 52. Nf2 Be3 53. Nd1 f4 54. Kg2 Kd3 55. Kf3 Kc2 56. Ke2 f3+ 57. Kf1 Bd4 58. Ne3+ Kc1 59. Nd1 h4 60. Ne3 h3 61. Ng2 hxg2# 0-1

[Event "Sunway Formentera op 2nd"]
[Site "Sant Ferran de ses Roques"]
[Date "2023.04.21"]
[Round "4"]
[White "Jonkman, Harmen"]
[Black "Vaishali, Ramesh Babu"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2323"]
[BlackElo "2433"]
[PlyCount "102"]
[EventDate "2023.04.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nc6 3. Bf4 Bf5 4. e3 e6 5. a3 Bd6 6. Bg3 Nf6 7. c4 Ne4 8. Nc3 Ne7 9. Rc1 c6 10. Nxe4 Bxe4 11. Bd3 0-0 12. c5 Bb8 13. 0-0 Bxd3 14. Qxd3 Ng6 15. b4 a6 16. a4 Bxg3 17. hxg3 Re8 18. Rb1 e5 19. Qf5 e4 20. Ng5 Qc7 21. b5 h6 22. Nh3 axb5 23. axb5 Re6 24. bxc6 bxc6 25. Rb6 Rf6 26. Qg4 Nf8 27. Nf4 Ne6 28. Rfb1 Nxf4 29. gxf4 Rg6 30. Qf5 Rf6 31. Qe5 Qd7 32. Qh5 Kh7 33. Rb7 Qe6 34. R1b2 Rf5 35. Qd1 h5 36. Rc7 Qg6 37. Kh2 Rf6 38. Re7 Rf5 39. g3 Qh6 40. Kg2 g5 41. Rbb7 Qg6 42. Re5 gxf4 43. exf4 Rxe5 44. dxe5 Ra2 45. Qb1 Rd2 46. Qe1 Rd3 47. Qe2 Rf3 48. Rd7 h4 49. Rd6 Qg4 50. Qe1 e3 51. Qb1+ Kg7 0-1

[Event "Sunway Formentera op 2nd"]
[Site "Sant Ferran de ses Roques"]
[Date "2023.04.20"]
[Round "3"]
[White "Jonkman, Harmen"]
[Black "Fedoseev, Vladimir1111"]
[Result "0-1"]
[ECO "E10"]
[WhiteElo "2323"]
[BlackElo "2674"]
[PlyCount "62"]
[EventDate "2023.04.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 h6 3. c4 e6 4. g3 Bb4+ 5. Nbd2 b6 6. Bg2 Bb7 7. 0-0 0-0 8. Qc2 d5 9. a3 Be7 10. cxd5 exd5 11. Ne5 c5 12. dxc5 bxc5 13. b3 Bd6 14. Nd3 Nbd7 15. Nf4 Qc7 16. Nf3 a5 17. Rd1 Rfb8 18. Ne1 d4 19. e3 Bxf4 20. gxf4 Bxg2 21. Nxg2 Qb7 22. Rb1 Qe4 23. Rb2 Qd5 24. exd4 cxd4 25. b4 Rc8 26. Qe2 Ne4 27. Bd2 Nb6 28. bxa5 Nc4 29. Bb4 Nxb2 30. Qxb2 Nc3 31. Bxc3 dxc3 0-1

[Event "Sunway Formentera op 2nd"]
[Site "Sant Ferran de ses Roques"]
[Date "2023.04.19"]
[Round "2"]
[White "Halmeenmaki, Tuomo"]
[Black "Jonkman, Harmen"]
[Result "0-1"]
[ECO "A07"]
[WhiteElo "2114"]
[BlackElo "2323"]
[PlyCount "96"]
[EventDate "2023.04.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nc6 3. Bg2 e5 4. d3 Nf6 5. 0-0 Bd6 6. c3 a5 7. Qc2 0-0 8. e4 h6 9. Nbd2 Be6 10. Re1 dxe4 11. dxe4 a4 12. Nf1 Bc5 13. Be3 Qe7 14. b4 axb3 15. axb3 Ng4 16. Rac1 Ra3 17. N3d2 Rfa8 18. Qd1 Rd8 19. Qc2 Rda8 20. Qd1 Ra2 21. Rc2 Qd6 22. Bf3 Nxe3 23. Nxe3 Bxe3 24. Rxe3 Ra1 25. Rc1 Rxc1 26. Qxc1 Ra2 27. Nc4 Qc5 28. Qb1 Qa7 29. Kg2 Ra1 30. Qb2 Ra2 31. Qb1 b5 32. Nb2 Qa3 33. Nd3 Ra1 34. Qb2 Bxb3 35. Qxa3 Rxa3 36. Nc5 Bc4 37. Bg4 Kf8 38. Bd7 Nb8 39. Bc8 Ke7 40. h4 c6 41. Bg4 Kd6 42. Nb7+ Kc7 43. Nc5 Kb6 44. Nd3 Rxc3 45. Nxe5 Rxe3 46. Nxc4+ bxc4 47. fxe3 c3 48. Bd1 Na6 0-1

[Event "Sunway Formentera op 2nd"]
[Site "Sant Ferran de ses Roques"]
[Date "2023.04.18"]
[Round "1"]
[White "Jonkman, Harmen"]
[Black "Bernadskiy, Vitaliy"]
[Result "1/2-1/2"]
[ECO "D38"]
[WhiteElo "2323"]
[BlackElo "2619"]
[PlyCount "105"]
[EventDate "2023.04.18"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. c4 Nf6 4. Nc3 Bb4 5. cxd5 exd5 6. Bg5 h6 7. Bxf6 Qxf6 8. a3 Bxc3+ 9. bxc3 0-0 10. Ne5 Nc6 11. Nd3 Bg4 12. Qb3 Qd6 13. e3 Rfe8 14. h3 Bh5 15. Qa2 Na5 16. Be2 Bxe2 17. Qxe2 b6 18. 0-0 c5 19. Qh5 c4 20. Nf4 Rad8 21. a4 Nb3 22. Ra2 Re7 23. h4 Kh7 24. Qf3 Qf6 25. Qh3 g6 26. g4 Re4 27. Kg2 Qd6 28. g5 h5 29. Re1 Rde8 30. Rae2 Na5 31. f3 R4e7 32. Kg3 Qc6 33. e4 dxe4 34. d5 Qd6 35. Rxe4 Rxe4 36. Rxe4 Rxe4 37. fxe4 Nb7 38. Qc8 Qe7 39. e5 Qxe5 40. Qxb7 Qe3+ 41. Kg2 Qxf4 42. d6 Qd2+ 43. Kf1 Qc1+ 44. Ke2 Qc2+ 45. Kf1 Qf5+ 46. Ke2 Qg4+ 47. Ke3 Qg3+ 48. Ke2 Qe5+ 49. Kf2 Qh2+ 50. Ke3 Qg3+ 51. Ke2 Qd3+ 52. Kf2 Qd2+ 53. Kf1 1/2-1/2

[Event "Titled Tuesday intern op 11th Apr Late"]
[Site "Chess.com INT"]
[Date "2023.04.11"]
[Round "5"]
[White "Jonkman, Harmen"]
[Black "Mendez Fortes, Eduardo Jesus"]
[Result "1-0"]
[ECO "B51"]
[WhiteElo "2323"]
[BlackElo "2250"]
[PlyCount "63"]
[EventDate "2023.04.11"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. 0-0 Ngf6 5. Re1 a6 6. Bf1 g6 7. a4 Bg7 8. c3 0-0 9. d4 e5 10. d5 h6 11. Nfd2 Rb8 12. Nc4 Qc7 13. a5 b5 14. axb6 Nxb6 15. Na5 Ra8 16. f3 Nh5 17. Be3 f5 18. Nd2 f4 19. Bf2 g5 20. b4 cxb4 21. cxb4 Rb8 22. Nc6 Bd7 23. Bxa6 Nf6 24. Rc1 Kh7 25. Nxe5 Qa7 26. Nxd7 Nfxd7 27. Bb5 Ne5 28. Nb3 Qa3 29. Nd4 Rfc8 30. Nc6 Ra8 31. Bxb6 Qxb4 32. Nxb4 1-0

[Event "Titled Tuesday intern op 11th Apr Late"]
[Site "Chess.com INT"]
[Date "2023.04.11"]
[Round "2"]
[White "Jonkman, Harmen"]
[Black "Sahl, Bjarke"]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "2323"]
[BlackElo "2240"]
[PlyCount "53"]
[EventDate "2023.04.11"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 Nc6 2. Nf3 e5 3. Bb5 a6 4. Ba4 Nf6 5. d3 Bc5 6. 0-0 b5 7. Bb3 d6 8. a4 Rb8 9. h3 h6 10. axb5 axb5 11. Nc3 g5 12. Nh2 Nd4 13. Ba2 g4 14. hxg4 Rg8 15. Nd5 Nxg4 16. Ne3 Nxh2 17. Kxh2 Qh4+ 18. Kg1 Bg4 19. f3 Bh3 20. Rf2 Ne6 21. c3 Qxf2+ 22. Kxf2 Rxg2+ 23. Ke1 Rg1+ 24. Kd2 Rxd1+ 25. Kxd1 Nf4 26. Kc2 b4 27. Bc4 1-0

[Event "Titled Tuesday intern op 11th Apr Late"]
[Site "Chess.com INT"]
[Date "2023.04.11"]
[Round "4"]
[White "Jonkman, Harmen"]
[Black "Sariego Figueredo, Wilfredo"]
[Result "1-0"]
[ECO "B28"]
[WhiteElo "2323"]
[BlackElo "2318"]
[PlyCount "77"]
[EventDate "2023.04.11"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. c3 d5 4. exd5 Qxd5 5. d4 e6 6. Nbd2 cxd4 7. Nxd4 Nf6 8. Qb3 Bc5 9. N2f3 0-0 10. Be3 Nc6 11. Nxc6 Qxc6 12. Bxc5 Qxc5 13. Be2 b5 14. 0-0 Bb7 15. a4 Bd5 16. Qa3 Qxa3 17. Rxa3 Rab8 18. axb5 axb5 19. Ra5 Bc4 20. Nd4 Bxe2 21. Nxe2 b4 22. c4 Rfc8 23. Rc1 Ne4 24. Nd4 h6 25. c5 Rb7 26. c6 Rbc7 27. Ra6 Nd6 28. Rb6 e5 29. Nb3 f6 30. f3 Nf5 31. Kf2 Ne7 32. Na5 Ra8 33. Rb7 Rac8 34. Rxb4 Ra8 35. Rb7 Rac8 36. Rxc7 Rxc7 37. b4 Nd5 38. b5 Nb6 39. Nb7 1-0

