[Event "Bundesliga 2324"]
[Site "Germany"]
[Date "2024.04.28"]
[Round "15.7"]
[White "Van Osch, Mees"]
[Black "Lai, Hing Ting"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2330"]
[BlackElo "2465"]
[PlyCount "86"]
[EventDate "2023.10.21"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "GER"]
[SourceTitle "CB18_2024"]
[SourceDate "2024.05.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.01"]
[SourceQuality "2"]
[WhiteTeam "Muelheim Nord"]
[BlackTeam "Oetigheim"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 Qb6 5. c4 dxc4 6. Na3 e6 7. Nxc4 Qd8 8. Nf3 Nd7 9. Ne3 Be4 10. Ng5 Bg6 11. h5 Qxg5 12. hxg6 Qxg6 13. Bd3 Qg5 14. Qf3 Nh6 15. Nd5 Qd8 16. Nc3 Qb6 17. Bxh6 gxh6 18. 0-0-0 0-0-0 19. Bc2 c5 20. dxc5 Bxc5 21. Na4 Qc7 22. Nxc5 Qxc5 23. Qxf7 Rhf8 24. Qxh7 Nxe5 25. f3 Nc4 26. Qe4 Qg5+ 27. f4 Rxf4 28. Qxe6+ Kc7 29. Rh5 Qxh5 30. Qe7+ Kc6 31. Rxd8 Rf1+ 32. Bd1 Qg5+ 33. Qxg5 hxg5 34. Rd3 Ne5 35. Re3 g4 36. Kd2 Rf4 37. Be2 Kd5 38. Rb3 b6 39. Rb5+ Ke4 40. Rb4+ Kf5 41. Rb3 Rf2 42. g3 Rg2 43. Ke1 Rh2 1/2-1/2

[Event "Bundesliga 2324"]
[Site "Germany"]
[Date "2024.04.27"]
[Round "14.7"]
[White "Movsesian, Sergei"]
[Black "Van Osch, Mees"]
[Result "1-0"]
[ECO "B45"]
[WhiteElo "2606"]
[BlackElo "2330"]
[PlyCount "63"]
[EventDate "2023.10.21"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "GER"]
[SourceTitle "CB18_2024"]
[SourceDate "2024.05.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.01"]
[SourceQuality "2"]
[WhiteTeam "Baden-Baden"]
[BlackTeam "Muelheim Nord"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. a3 Be7 7. Be3 0-0 8. f4 e5 9. Nxc6 dxc6 10. f5 b5 11. Bd3 Bb7 12. Qf3 a6 13. Rd1 Qc7 14. g4 Nd7 15. Be2 Rfd8 16. g5 Bf8 17. h4 c5 18. h5 b4 19. Nd5 Bxd5 20. Rxd5 bxa3 21. bxa3 Qa5+ 22. Kf2 Nb6 23. Rxd8 Rxd8 24. h6 g6 25. fxg6 fxg6 26. Qh3 Kf7 27. Rf1 Be7 28. Kg2+ Ke8 29. Qe6 Rd2 30. Qf7+ Kd7 31. Bxd2 Qxd2 32. Rd1 1-0

[Event "Ghent op-B 44th"]
[Site "Ghent"]
[Date "2023.07.18"]
[Round "7"]
[White "Dreelinck, Adriaan"]
[Black "Van Osch, Mees"]
[Result "1/2-1/2"]
[ECO "E73"]
[WhiteElo "2214"]
[BlackElo "2320"]
[PlyCount "164"]
[EventDate "2023.07.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Be3 e5 7. d5 Na6 8. g4 Nc5 9. f3 h5 10. h4 hxg4 11. b4 Na6 12. fxg4 Nxb4 13. h5 gxh5 14. gxh5 Nh7 15. a3 Na6 16. Bg4 Nc5 17. Ra2 f5 18. Bxf5 Bxf5 19. exf5 e4 20. Rg2 Kh8 21. Bd4 Bxd4 22. Qxd4+ Qf6 23. Nge2 Nd3+ 24. Kd1 Ne5 25. Nf4 Ng5 26. Ng6+ Kh7 27. Nxf8+ Rxf8 28. Nxe4 Nxe4 29. Qxe4 Qxf5 30. Qxf5+ Rxf5 31. h6 Nxc4 32. Rg7+ Kh8 33. h7 Rf1+ 34. Rxf1 Kxg7 35. Rf7+ Kh8 36. Ke2 Nxa3 37. Kd3 b5 38. Rxc7 a5 39. Kc3 b4+ 40. Kb3 Nb5 41. Rb7 Nc3 42. Kc4 Nd1 43. Kb5 b3 44. Kxa5 b2 45. Ka6 Nc3 46. Rxb2 Nxd5 47. Rd2 Nf6 48. Kb6 Kxh7 49. Kc6 Kg6 50. Rg2+ Kf5 51. Kxd6 Ne4+ 52. Kd5 Nf6+ 53. Kd4 Ke6 54. Rg5 Nd7 55. Ra5 Nf6 56. Re5+ Kd6 57. Re1 Nd7 58. Rh1 Ke6 59. Rh5 Nf6 60. Rg5 Nd7 61. Ke4 Nf6+ 62. Kf4 Nd5+ 63. Kf3 Nf6 64. Ra5 Nd5 65. Ke4 Nf6+ 66. Kd4 Nd7 67. Ra7 Nf6 68. Ra6+ Kf5 69. Rd6 Ng4 70. Rd5+ Kf4 71. Rh5 Nf6 72. Rh1 Kf5 73. Re1 Ng4 74. Kd5 Nf6+ 75. Kd4 Ng4 76. Re4 Nf6 77. Re5+ Kf4 78. Ra5 Ng4 79. Ra1 Kf5 80. Rf1+ Ke6 81. Rf4 Nf6 82. Rxf6+ Kxf6 1/2-1/2

[Event "Ghent op-B 44th"]
[Site "Ghent"]
[Date "2023.07.18"]
[Round "8"]
[White "Van Osch, Mees"]
[Black "Bekker, Stefan"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2320"]
[BlackElo "2286"]
[PlyCount "28"]
[EventDate "2023.07.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[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. 0-0 Nxe4 5. d4 Nd6 6. dxe5 Nxb5 7. a4 Nbd4 8. Nxd4 Nxd4 9. Qxd4 d5 10. exd6 Qxd6 11. Qe4+ Qe6 12. Qd4 Qd6 13. Qe4+ Qe6 14. Qd4 Qd6 1/2-1/2

[Event "Ghent op-B 44th"]
[Site "Ghent"]
[Date "2023.07.17"]
[Round "5"]
[White "Dreelinck, Jacob"]
[Black "Van Osch, Mees"]
[Result "1/2-1/2"]
[ECO "C03"]
[WhiteElo "2089"]
[BlackElo "2320"]
[PlyCount "92"]
[EventDate "2023.07.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Be7 4. Ngf3 Nf6 5. Bd3 c5 6. exd5 Qxd5 7. dxc5 Qxc5 8. 0-0 0-0 9. Qe2 Nbd7 10. Ne4 Nxe4 11. Qxe4 Qh5 12. Be2 Nf6 13. Qe5 Qxe5 14. Nxe5 Bd6 15. Nc4 Bc7 16. Bf3 e5 17. Re1 e4 18. Be2 Be6 19. Bd2 Rac8 20. h3 Bxc4 21. Bxc4 Be5 22. Bb3 Bxb2 23. Rad1 Bc3 24. Kf1 Bxd2 25. Rxd2 Rfd8 26. Red1 Rxd2 27. Rxd2 Kf8 28. Ke2 Ke7 29. Rd4 Rc5 30. Ke3 b5 31. a4 a6 32. Rb4 Rxc2 33. axb5 axb5 34. Rxb5 Rb2 35. Bc4 Rxb5 36. Bxb5 Nd5+ 37. Kd4 Nc7 38. Bf1 f5 39. Ke5 g6 40. g4 fxg4 41. hxg4 Ne6 42. Kxe4 g5 43. Kf5 h6 44. Kg6 Nf4+ 45. Kxh6 Kf6 46. Bc4 Nh3 1/2-1/2

[Event "Ghent op-B 44th"]
[Site "Ghent"]
[Date "2023.07.17"]
[Round "6"]
[White "Van Osch, Mees"]
[Black "Godde, Matthias"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2320"]
[BlackElo "2047"]
[PlyCount "83"]
[EventDate "2023.07.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Nd5 Nxd5 8. exd5 Ne7 9. c3 Nf5 10. Bd3 Be7 11. 0-0 0-0 12. a4 Nh4 13. f4 a6 14. Na3 f5 15. Nc4 Ng6 16. fxe5 Nxe5 17. Nxe5 dxe5 18. Qb3 Bc5+ 19. Kh1 Bd6 20. Bc2 b5 21. axb5 Rb8 22. Be3 Rxb5 23. Qa2 Qh4 24. Bf2 Qh6 25. c4 e4 26. Bg1 Rb7 27. c5 Be5 28. Rab1 Rf6 29. d6+ Be6 30. Qxa6 Rbf7 31. Qa4 Qh4 32. Bb3 Bxb3 33. Qe8+ Rf8 34. Qxe5 f4 35. Qxe4 Rf5 36. Rbd1 Bxd1 37. Rxd1 Qh5 38. Qf3 Qe8 39. d7 Qd8 40. c6 R5f6 41. Qd5+ R6f7 42. Bc5 1-0

[Event "Ghent op-B 44th"]
[Site "Ghent"]
[Date "2023.07.16"]
[Round "4"]
[White "Van Osch, Mees"]
[Black "Van Kuijk, Vadim"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "2320"]
[BlackElo "1997"]
[PlyCount "43"]
[EventDate "2023.07.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nf6 5. Qe2 Na6 6. Nxf6+ gxf6 7. g3 Nb4 8. d3 Bg4 9. Bg2 Qd5 10. Kd1 f5 11. h3 Bh5 12. a3 Na6 13. c4 Qd7 14. g4 fxg4 15. Ne5 Qd4 16. hxg4 Bg6 17. Nxc6 bxc6 18. Bxc6+ Kd8 19. Be3 Qd6 20. Bxa8 Bxd3 21. Qd2 Bg7 22. Ke1 1-0

[Event "Ghent op-B 44th"]
[Site "Ghent"]
[Date "2023.07.16"]
[Round "3"]
[White "Van der Leij, Arjan GC"]
[Black "Van Osch, Mees"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2030"]
[BlackElo "2320"]
[PlyCount "62"]
[EventDate "2023.07.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[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. d4 cxd4 5. cxd4 d6 6. Nf3 Nc6 7. Bc4 Nb6 8. Bb5 dxe5 9. Nxe5 Bd7 10. Bxc6 Bxc6 11. Nxc6 bxc6 12. 0-0 g6 13. Nc3 Bg7 14. Be3 0-0 15. b3 Nd5 16. Nxd5 cxd5 17. Qd2 Qb6 18. Rac1 Rfc8 19. Rc5 Rxc5 20. dxc5 Qc6 21. Rc1 e5 22. Qa5 d4 23. Bd2 e4 24. b4 Qe6 25. b5 e3 26. fxe3 dxe3 27. Be1 Bd4 28. Bg3 e2+ 29. Bf2 Qf6 30. Qe1 Re8 31. c6 Qxf2+ 0-1

[Event "Ghent op-B 44th"]
[Site "Ghent"]
[Date "2023.07.15"]
[Round "2"]
[White "Van Osch, Mees"]
[Black "Vandenhole, Kobe"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "2320"]
[BlackElo "1956"]
[PlyCount "43"]
[EventDate "2023.07.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 a6 4. Be3 Nf6 5. e5 Nfd7 6. f4 b5 7. Nf3 b4 8. Ne2 Bb7 9. g4 h5 10. gxh5 Nb6 11. b3 N8d7 12. Ng3 c5 13. f5 exf5 14. Nxf5 Rxh5 15. Bd3 Qc7 16. Ng5 cxd4 17. Qxh5 g6 18. Qh7 Qc3+ 19. Ke2 dxe3 20. Qxf7+ Kd8 21. Ne6+ Kc8 22. Qe8# 1-0

[Event "Ghent op-B 44th"]
[Site "Ghent"]
[Date "2023.07.15"]
[Round "1"]
[White "Vanlommel, Maxim"]
[Black "Van Osch, Mees"]
[Result "0-1"]
[ECO "B96"]
[WhiteElo "1740"]
[BlackElo "2320"]
[PlyCount "36"]
[EventDate "2023.07.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qc7 8. Qf3 Bd7 9. 0-0-0 Nc6 10. f5 Ne5 11. Qg3 b5 12. Bd3 h6 13. Bxf6 gxf6 14. Rhf1 b4 15. Nce2 Nxd3+ 16. Qxd3 e5 17. Nf3 Bb5 18. Qe3 Qc4 0-1

[Event "Hilversum op"]
[Site "Hilversum"]
[Date "2023.06.25"]
[Round "6"]
[White "Boekelman, Jan"]
[Black "Van Osch, Mees"]
[Result "0-1"]
[ECO "E75"]
[WhiteElo "2103"]
[BlackElo "2318"]
[PlyCount "86"]
[EventDate "2023.06.23"]
[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. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. Bg5 c5 7. d5 e6 8. Qc1 exd5 9. exd5 Re8 10. Nf3 Bg4 11. 0-0 Nbd7 12. h3 Bxf3 13. Bxf3 a6 14. a4 Qa5 15. Bd2 Qc7 16. Qc2 Re7 17. Rae1 Rae8 18. Rxe7 Rxe7 19. g4 h6 20. Be2 Qd8 21. f4 Nh7 22. Bd3 Bd4+ 23. Kg2 Kg7 24. Ne4 Ndf6 25. Ng3 Qe8 26. g5 hxg5 27. fxg5 Nd7 28. h4 Ne5 29. Be2 Kg8 30. Bf4 Nf8 31. Rh1 Nh7 32. h5 Nf8 33. Kf1 gxh5 34. Nf5 Nfg6 35. Bc1 h4 36. Nxd6 Qf8 37. Nf5 Rd7 38. Nxh4 Nxh4 39. Rxh4 Ng6 40. Rh6 Qd6 41. Bh5 Qg3 42. Qg2 Qd3+ 43. Be2 Qb1 0-1

[Event "Hilversum op"]
[Site "Hilversum"]
[Date "2023.06.25"]
[Round "5"]
[White "Schilstra, Laurens"]
[Black "Van Osch, Mees"]
[Result "1/2-1/2"]
[ECO "E54"]
[WhiteElo "2111"]
[BlackElo "2318"]
[PlyCount "105"]
[EventDate "2023.06.23"]
[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. Nd2 Nf6 4. Bd3 c5 5. c3 cxd4 6. cxd4 dxe4 7. Nxe4 Bb4+ 8. Nc3 0-0 9. Nf3 b6 10. 0-0 Bb7 11. Bg5 Nbd7 12. Qe2 h6 13. Bh4 Rc8 14. Nb5 a6 15. Na3 b5 16. Nc2 Be7 17. a4 bxa4 18. Rxa4 Qb6 19. Ne3 Bxf3 20. Qxf3 Qxb2 21. Rb1 Rc1+ 22. Rxc1 Qxc1+ 23. Bf1 Qb2 24. Qe2 Qxe2 25. Bxe2 Nb8 26. Bg3 Ne4 27. Bxa6 Nxa6 28. Rxa6 Rd8 29. Be5 f6 30. Bc7 Rxd4 31. Rxe6 Bc5 32. Bb6 Bxb6 33. Rxb6 Rd2 34. f3 Re2 35. fxe4 Rxe3 36. Rb4 Re2 37. h3 Kf7 38. Kh2 Re3 39. Kg1 Ke6 40. Kf2 Ra3 41. Rb7 g5 42. Rh7 Ra4 43. Rxh6 Rxe4 44. Rh8 Kf5 45. Ra8 Rb4 46. Ra3 Ke5 47. Kf3 Rb5 48. Re3+ Kf5 49. g4+ Kg6 50. Ra3 Rc5 51. Rb3 Ra5 52. Rc3 Rb5 53. Ke4 1/2-1/2

[Event "Hilversum op"]
[Site "Hilversum"]
[Date "2023.06.24"]
[Round "3"]
[White "Van Osch, Mees"]
[Black "Warmerdam, Max"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2318"]
[BlackElo "2602"]
[PlyCount "84"]
[EventDate "2023.06.23"]
[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 c6 2. d4 d5 3. e5 Bf5 4. h4 Qc7 5. g4 Bd7 6. Nc3 e6 7. Be3 h5 8. gxh5 Nh6 9. Bd3 c5 10. Nf3 cxd4 11. Bxd4 a6 12. Qe2 Nc6 13. Qe3 Nxd4 14. Qxd4 Bc5 15. Qf4 Qb6 16. 0-0-0 Bxf2 17. Kb1 Qe3 18. Qxe3 Bxe3 19. Rh3 Ke7 20. Rg3 Rag8 21. Ne2 f5 22. Nfd4 Ng4 23. Rxe3 Nxe3 24. Rg1 Ng4 25. Nf4 Nxe5 26. Re1 Kd6 27. Be2 g5 28. hxg5 Rxg5 29. Bd1 Rh6 30. c3 Nc4 31. Kc1 e5 32. Nf3 Rg3 33. Ng6 e4 34. Nd4 Ne3 35. Be2 Rhxg6 36. hxg6 Rxg6 37. Bh5 Rg3 38. Ne2 Rg5 39. Bf7 Ke5 40. Kd2 f4 41. b3 Rg2 42. Kc1 f3 0-1

[Event "Hilversum op"]
[Site "Hilversum"]
[Date "2023.06.23"]
[Round "1"]
[White "Arp, Frans"]
[Black "Van Osch, Mees"]
[Result "0-1"]
[ECO "C11"]
[WhiteElo "1976"]
[BlackElo "2318"]
[PlyCount "56"]
[EventDate "2023.06.23"]
[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. Nc3 Nf6 4. e5 Nfd7 5. Nf3 c5 6. Bg5 Qb6 7. dxc5 Bxc5 8. Qd2 Bxf2+ 9. Qxf2 Qxb2 10. Kd2 Qxa1 11. Bb5 Qxh1 12. Qc5 Qxg2+ 13. Kc1 Nc6 14. Bxc6 Qxg5+ 15. Nxg5 bxc6 16. Qxc6 Rb8 17. Nxd5 exd5 18. e6 f6 19. Nf7 0-0 20. exd7 Bxd7 21. Qxd7 Rxf7 22. Qxd5 f5 23. h4 f4 24. Qf3 Re8 25. c4 Re3 26. Qa8+ Rf8 27. Qd5+ Kh8 28. Qd6 Ree8 0-1

[Event "Hilversum op"]
[Site "Hilversum"]
[Date "2023.06.23"]
[Round "2"]
[White "Van Osch, Mees"]
[Black "Jonsson, Gauti Pall"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2318"]
[BlackElo "2073"]
[PlyCount "85"]
[EventDate "2023.06.23"]
[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 c5 2. Nf3 Nc6 3. Nc3 g6 4. Bb5 Bg7 5. 0-0 d6 6. Re1 e5 7. d3 Nge7 8. Bg5 f6 9. Bh4 0-0 10. Bc4+ Kh8 11. Nd5 Nxd5 12. Bxd5 Ne7 13. Bb3 g5 14. Bg3 Ng6 15. c3 f5 16. exf5 Bxf5 17. Bd5 g4 18. Nd2 h5 19. h3 h4 20. Bh2 Qg5 21. Ne4 Bxe4 22. Rxe4 g3 23. fxg3 hxg3 24. Bxg3 Nf4 25. Bxf4 exf4 26. Bb3 d5 27. h4 Qf5 28. Re7 Rae8 29. Rxe8 Rxe8 30. Qf3 c4 31. dxc4 dxc4 32. Bxc4 Qc5+ 33. Kh1 Re5 34. Qxf4 Qe7 35. Rf1 b5 36. Bb3 Re1 37. g3 b4 38. cxb4 Qb7+ 39. Kh2 Re2+ 40. Rf2 Re1 41. Qf3 Qb5 42. Qf7 Qd5 43. Bxd5 1-0

[Event "Titled Tuesday intern op 11th Apr Early"]
[Site "Chess.com INT"]
[Date "2023.04.11"]
[Round "6"]
[White "Budrewicz, Krzysztof"]
[Black "Van Osch, Mees"]
[Result "1-0"]
[ECO "A21"]
[WhiteElo "2184"]
[BlackElo "2339"]
[PlyCount "93"]
[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. d4 d6 2. c4 e5 3. Nf3 e4 4. Nfd2 f5 5. Nc3 Nf6 6. Nb3 g6 7. Bg5 Bg7 8. Qd2 a5 9. d5 Nbd7 10. h4 h6 11. Bf4 Nh5 12. g3 Ne5 13. Bxe5 Bxe5 14. e3 a4 15. Nd4 a3 16. b3 Bd7 17. Be2 Nf6 18. 0-0-0 Qe7 19. Kb1 h5 20. Rc1 c5 21. dxc6 bxc6 22. Rhd1 0-0 23. c5 d5 24. Na4 Rfb8 25. Nb6 Ra7 26. Rc2 Rab7 27. Rdc1 Ne8 28. Rc3 Nc7 29. Kc2 Ne6 30. b4 Rxb6 31. cxb6 Rxb6 32. Kd1 Rxb4 33. Ke1 Bxd4 34. exd4 Nxd4 35. Rxa3 Nf3+ 36. Bxf3 exf3+ 37. Re3 Re4 38. Kf1 Qd6 39. Rxf3 c5 40. Re3 Bb5+ 41. Kg1 Bc4 42. Rxe4 fxe4 43. Rxc4 Qe5 44. Rxc5 Qa1+ 45. Kg2 Qf6 46. Qf4 Qb6 47. Rxd5 1-0

[Event "Titled Tuesday intern op 11th Apr Early"]
[Site "Chess.com INT"]
[Date "2023.04.11"]
[Round "11"]
[White "Burdalev, Kirill"]
[Black "Van Osch, Mees"]
[Result "0-1"]
[ECO "A41"]
[WhiteElo "2368"]
[BlackElo "2339"]
[PlyCount "114"]
[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. d4 d6 2. Nf3 e6 3. c4 a6 4. Nc3 Nf6 5. g3 b5 6. cxb5 axb5 7. Nxb5 Bb7 8. Bg2 Be7 9. 0-0 0-0 10. b3 Nc6 11. Bb2 Nb4 12. a3 Nbd5 13. Qc2 Qd7 14. Nc3 Nxc3 15. Bxc3 Be4 16. Qb2 Rfb8 17. b4 Nd5 18. Bd2 Bf6 19. Rfc1 c5 20. Ne5 dxe5 21. Bxe4 cxb4 22. axb4 Rxa1 23. Qxa1 exd4 24. Qb1 Nc3 25. Bxc3 dxc3 26. Bxh7+ Kh8 27. Bd3 Qd4 28. b5 Bg5 29. Rc2 Bd2 30. Qb3 g6 31. Qc4 Qa7 32. Kg2 Kg7 33. h4 Qb7+ 34. f3 Qb6 35. Qe4 Rc8 36. h5 Qd6 37. hxg6 f5 38. Qa4 Kxg6 39. Qa6 Qd7 40. Qa4 Rg8 41. Qg4+ Kf7 42. Qh5+ Kf8 43. b6 Qd6 44. Qh6+ Rg7 45. Qh8+ Kf7 46. Qh5+ Ke7 47. Qh4+ Kf8 48. Ra2 Qxb6 49. Ra8+ Kf7 50. Qh5+ Ke7 51. Re8+ Kd6 52. Rh8 Rxg3+ 53. Kxg3 Qg1+ 54. Kh3 Qh1+ 55. Kg3 f4+ 56. Kg4 Qg2+ 57. Kh4 Be1# 0-1

[Event "Titled Tuesday intern op 11th Apr Early"]
[Site "Chess.com INT"]
[Date "2023.04.11"]
[Round "9"]
[White "Kiseleva, Arina"]
[Black "Van Osch, Mees"]
[Result "0-1"]
[ECO "A57"]
[WhiteElo "1962"]
[BlackElo "2339"]
[PlyCount "106"]
[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. d4 d6 2. Nf3 Nf6 3. c4 c5 4. d5 b5 5. cxb5 a6 6. b6 g6 7. Nc3 Bg7 8. Nd2 e6 9. dxe6 Bxe6 10. e4 0-0 11. Nc4 d5 12. exd5 Nxd5 13. Nxd5 Bxd5 14. Be3 Re8 15. Qc2 Nc6 16. 0-0-0 Nb4 17. Qb3 Qd7 18. Bxc5 a5 19. a4 Rac8 20. Bxb4 axb4 21. Qxb4 Qe6 22. b3 Bf8 23. Qc3 Bh6+ 24. Kb1 Qf5+ 25. Bd3 Qxf2 26. Rhf1 Qc5 27. Qf6 Bg7 28. Qf2 Bd4 29. Qc2 Qb4 30. Be2 Qc5 31. Rxd4 Qxd4 32. Rd1 Qc5 33. Bf3 Bxf3 34. gxf3 Rc6 35. b7 Rb8 36. Qd2 Rxb7 37. Ka2 Qf8 38. Qd8 Qxd8 39. Rxd8+ Kg7 40. Na5 Re6 41. Nxb7 Re2+ 42. Ka3 Rxh2 43. a5 Rh1 44. Kb4 Ra1 45. Kb5 h5 46. b4 h4 47. Rd4 g5 48. a6 h3 49. Na5 h2 50. a7 h1Q 51. a8Q Qf1+ 52. Kb6 Qf2 53. Qd8 Rd1 0-1

[Event "Titled Tuesday intern op 11th Apr Early"]
[Site "Chess.com INT"]
[Date "2023.04.11"]
[Round "3"]
[White "Lenoir Ibacache, Gabriel Alberto"]
[Black "Van Osch, Mees"]
[Result "0-1"]
[ECO "A04"]
[WhiteElo "2225"]
[BlackElo "2339"]
[PlyCount "56"]
[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. g3 b6 3. Bg2 Bb7 4. d3 g6 5. Nf3 Bg7 6. 0-0 d5 7. Nbd2 Nf6 8. Re1 dxe4 9. Ng5 0-0 10. Ngxe4 Nxe4 11. Nxe4 Nc6 12. h4 Qd7 13. h5 Rad8 14. hxg6 hxg6 15. Bg5 Bxb2 16. Bh6 Rfe8 17. Rb1 Bg7 18. Qc1 Qf5 19. Bxg7 Kxg7 20. Qa3 Rh8 21. Nxc5 Ba8 22. Qc3+ Nd4 23. Nb3 Qh5 24. Re4 Bxe4 25. Bxe4 e5 26. Nxd4 exd4 27. Qc7 Rde8 28. Qd6 Rxe4 0-1

[Event "Titled Tuesday intern op 11th Apr Early"]
[Site "Chess.com INT"]
[Date "2023.04.11"]
[Round "4"]
[White "Parkhov, Yair"]
[Black "Van Osch, Mees"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2505"]
[BlackElo "2339"]
[PlyCount "87"]
[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. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Nf3 g6 7. e5 dxe5 8. Qxd8+ Kxd8 9. Nxe5 Be6 10. Bf4 Nbd7 11. 0-0-0 Rc8 12. Be2 Bg7 13. Bf3 Rc7 14. Rhe1 Kc8 15. Nd3 Rc4 16. Ne4 Nxe4 17. Rxe4 Rxe4 18. Bxe4 Rd8 19. b3 Nf6 20. Bf3 Nd5 21. Be5 Bxe5 22. Nxe5 f6 23. Nc4 Nc3 24. Bxb7+ Kc7 25. Rxd8 Kxd8 26. Kb2 Nd1+ 27. Kc1 Nc3 28. Kd2 Nxa2 29. c3 Bxc4 30. bxc4 Kc7 31. Be4 a5 32. Bb1 Nb4 33. cxb4 axb4 34. Kc2 Kd6 35. Kb3 Kc5 36. g4 e6 37. h4 f5 38. g5 e5 39. f3 Kd4 40. Kxb4 e4 41. fxe4 fxe4 42. Bxe4 Kxe4 43. c5 Kd5 44. Kb5 1-0

[Event "Titled Tuesday intern op 11th Apr Early"]
[Site "Chess.com INT"]
[Date "2023.04.11"]
[Round "1"]
[White "Van Osch, Mees"]
[Black "Amilal, Munkhdalai"]
[Result "0-1"]
[ECO "B48"]
[WhiteElo "2339"]
[BlackElo "2141"]
[PlyCount "68"]
[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 Nc6 3. d4 cxd4 4. Nxd4 Qc7 5. Nc3 e6 6. Be3 a6 7. f4 b5 8. Nxc6 Qxc6 9. a3 Bb7 10. Be2 d6 11. Bf3 Qc7 12. Qd4 Nf6 13. 0-0-0 Nd7 14. Kb1 Rc8 15. Rhe1 e5 16. Qd2 Be7 17. Bg4 Bf6 18. Qxd6 Qxd6 19. Rxd6 Rc7 20. Red1 Bc8 21. Nd5 Rb7 22. Bxd7+ Rxd7 23. Nxf6+ gxf6 24. Rxd7 Bxd7 25. Rd6 exf4 26. Bxf4 f5 27. exf5 Bxf5 28. Rxa6 0-0 29. Rb6 Rc8 30. Rxb5 Bxc2+ 31. Ka1 Be4 32. a4 Rc2 33. a5 f6 34. a6 Bxg2 0-1

[Event "Titled Tuesday intern op 11th Apr Early"]
[Site "Chess.com INT"]
[Date "2023.04.11"]
[Round "8"]
[White "Van Osch, Mees"]
[Black "Chabris, Christopher"]
[Result "0-1"]
[ECO "B32"]
[WhiteElo "2339"]
[BlackElo "2053"]
[PlyCount "50"]
[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 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 Be7 8. Nc4 b5 9. Ne3 Nf6 10. g3 h5 11. Bg2 h4 12. Ned5 b4 13. Nxf6+ Bxf6 14. Nd5 Rb8 15. Be3 0-0 16. 0-0 g6 17. f4 exf4 18. gxf4 Bxb2 19. Rb1 Bg7 20. f5 Be5 21. Qg4 Nd4 22. Bg5 f6 23. Bxh4 g5 24. Bxg5 fxg5 25. Qxg5+ Qxg5 0-1

[Event "Titled Tuesday intern op 11th Apr Early"]
[Site "Chess.com INT"]
[Date "2023.04.11"]
[Round "2"]
[White "Van Osch, Mees"]
[Black "Kovalev, Denis"]
[Result "0-1"]
[ECO "B18"]
[WhiteElo "2339"]
[BlackElo "2487"]
[PlyCount "82"]
[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 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nh3 e6 7. Nf4 Bd6 8. h4 Qc7 9. Nxg6 hxg6 10. Ne4 Bf4 11. Bxf4 Qxf4 12. Ng5 Nf6 13. g3 Qd6 14. Bg2 Qb4+ 15. Qd2 Qxb2 16. 0-0 Qb6 17. a4 0-0 18. a5 Qc7 19. Rfe1 Nbd7 20. a6 b6 21. c4 Rad8 22. Qe3 Rfe8 23. Rad1 Nb8 24. Qa3 Re7 25. d5 Red7 26. Nxf7 Rxf7 27. dxe6 Re7 28. Rd3 Rxd3 29. Qxd3 Nxa6 30. Qxg6 Nc5 31. h5 Rxe6 32. Rxe6 Nxe6 33. h6 Qf7 34. Qf5 gxh6 35. Bxc6 Nd4 36. Qc8+ Qf8 37. Qb7 Nxc6 38. Qxc6 Qe7 39. Qc8+ Kg7 40. Kg2 a5 41. Qb8 Qe6 0-1

[Event "Titled Tuesday intern op 11th Apr Early"]
[Site "Chess.com INT"]
[Date "2023.04.11"]
[Round "10"]
[White "Van Osch, Mees"]
[Black "Skaric, Djuro"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2339"]
[BlackElo "2334"]
[PlyCount "128"]
[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 d6 2. d4 g6 3. h4 Bg7 4. h5 gxh5 5. Nc3 Nc6 6. d5 Ne5 7. Qxh5 Bg4 8. Qg5 Bf6 9. Qf4 h6 10. Bb5+ c6 11. dxc6 bxc6 12. Bxc6+ Nxc6 13. Qxg4 Bxc3+ 14. bxc3 Nf6 15. Qf5 Qa5 16. Qxa5 Nxa5 17. Rxh6 Rxh6 18. Bxh6 Nxe4 19. Ne2 Rc8 20. Bd2 Nc4 21. Bc1 Rb8 22. f3 Nf6 23. Nd4 a5 24. Ke2 Kd7 25. a4 Nd5 26. Nb5 Rh8 27. Kd3 Ne5+ 28. Kd4 Nb6 29. Bf4 Nc6+ 30. Kd3 e5 31. Be3 Nd5 32. c4 Ndb4+ 33. Kd2 Rh4 34. c3 Na6 35. Kd3 f5 36. Rd1 e4+ 37. Ke2 exf3+ 38. gxf3 Rxc4 39. Nxd6 Rxa4 40. Nxf5+ Kc7 41. Nd4 Ne7 42. Bf4+ Kb7 43. Nb3 Rxf4 44. Rd7+ Kb6 45. Rxe7 a4 46. Re6+ Ka7 47. Nd4 Rh4 48. Ke3 Nc5 49. Re7+ Kb6 50. Re8 a3 51. Rb8+ Nb7 52. Ra8 Na5 53. Nb3 Nxb3 54. Rb8+ Kc5 55. Rxb3 Ra4 56. Rb1 a2 57. Ra1 Kc4 58. Kd2 Kb3 59. f4 Kb2 60. Rxa2+ Kxa2 61. Ke3 Kb3 62. f5 Kxc3 63. f6 Ra6 64. f7 Rf6 0-1

[Event "Titled Tuesday intern op 11th Apr Early"]
[Site "Chess.com INT"]
[Date "2023.04.11"]
[Round "5"]
[White "Van Osch, Mees"]
[Black "Vila Dupla, Aurelio"]
[Result "1-0"]
[ECO "B76"]
[WhiteElo "2339"]
[BlackElo "2030"]
[PlyCount "27"]
[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. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. Nxc6 bxc6 10. Bh6 Bxh6 11. Qxh6 Qb6 12. b3 Qd4 13. Qd2 Qxc3 14. Qxc3 1-0

[Event "Titled Tuesday intern op 28th Mar Early"]
[Site "Chess.com INT"]
[Date "2023.03.28"]
[Round "6"]
[White "Kadam, Om Manish"]
[Black "Van Osch, Mees"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "2321"]
[BlackElo "2350"]
[PlyCount "113"]
[EventDate "2023.03.28"]
[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 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Bc5 6. Be3 Qb6 7. Na4 Qa5+ 8. c3 Bxd4 9. Bxd4 Nxd4 10. Qxd4 e5 11. Qc4 Nf6 12. f3 d6 13. Qb5+ Qxb5 14. Bxb5+ Bd7 15. Bxd7+ Kxd7 16. 0-0-0 Rhc8 17. b4 b5 18. Nc5+ Ke7 19. Nb7 Rxc3+ 20. Kb2 Rc6 21. Na5 Rc7 22. Rd2 Rd8 23. Rhd1 Ke6 24. g4 h6 25. h4 g5 26. Rh1 d5 27. Nb3 d4 28. Nc5+ Ke7 29. hxg5 hxg5 30. Nd3 Nd7 31. Rh5 f6 32. Rh7+ Kd6 33. Rf7 Nb6 34. Rxf6+ Ke7 35. Rf5 Nc4+ 36. Kc1 Ne3+ 37. Kb2 Nxf5 38. exf5 Kd6 39. Re2 Re8 40. Nf2 Kd5 41. Ne4 Rec8 42. Rd2 Rc4 43. a3 Rc1 44. Nxg5 Rf1 45. f6 Rg8 46. f7 Rf8 47. Rc2 d3 48. Rc7 Rf2+ 49. Kc1 Rc2+ 50. Rxc2 dxc2 51. Kxc2 Kd6 52. Kd3 Ke7 53. Ke4 Kf6 54. Nh7+ Kxf7 55. Nxf8 Kxf8 56. Kxe5 a5 57. bxa5 1-0

[Event "Titled Tuesday intern op 28th Mar Early"]
[Site "Chess.com INT"]
[Date "2023.03.28"]
[Round "4"]
[White "Kiseleva, Arina"]
[Black "Van Osch, Mees"]
[Result "0-1"]
[ECO "A53"]
[WhiteElo "1962"]
[BlackElo "2350"]
[PlyCount "70"]
[EventDate "2023.03.28"]
[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 Nf6 3. c4 Bg4 4. Qb3 Qc8 5. h3 Bh5 6. g4 Bg6 7. Bg2 Nc6 8. Be3 e6 9. Nbd2 Be7 10. Nh4 Rb8 11. Nxg6 hxg6 12. Qa4 d5 13. cxd5 Nxd5 14. Bxd5 exd5 15. Nf3 b5 16. Qb3 Qxg4 17. hxg4 Rxh1+ 18. Kd2 Rxa1 19. Qxd5 Nb4 20. Qe5 Rxa2 21. d5 Rd8 22. Bd4 Rxd5 23. Qxg7 c5 24. Qg8+ Kd7 25. Qxf7 cxd4 26. Qxg6 Rxb2+ 27. Kd1 Rc5 28. Nd2 Ra2 29. Qe4 Ra1+ 30. Nb1 Nd5 31. Kd2 Ra2+ 32. Kd1 Nc3+ 33. Nxc3 dxc3 34. Qd3+ Kc6 35. Qf3+ Rd5+ 0-1

[Event "Titled Tuesday intern op 28th Mar Early"]
[Site "Chess.com INT"]
[Date "2023.03.28"]
[Round "1"]
[White "Krysa, Leandro Sergio"]
[Black "Van Osch, Mees"]
[Result "1/2-1/2"]
[ECO "B45"]
[WhiteElo "2538"]
[BlackElo "2350"]
[PlyCount "116"]
[EventDate "2023.03.28"]
[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. d4 cxd4 4. Nxd4 e6 5. Nc3 Bb4 6. Nxc6 dxc6 7. Qf3 Qf6 8. Qg3 e5 9. a3 Bc5 10. Be3 Bxe3 11. Qxe3 Be6 12. Be2 Ne7 13. 0-0 0-0 14. Rfd1 b6 15. Rd6 Rac8 16. Rad1 Ng6 17. g3 Rfd8 18. Qd2 Rxd6 19. Qxd6 Qe7 20. Ba6 Qxd6 21. Rxd6 Rc7 22. Rd8+ Nf8 23. f4 Rd7 24. Ra8 f6 25. Bc8 Rd8 26. Bxe6+ Nxe6 27. Rxd8+ Nxd8 28. Kf2 Ne6 29. Ne2 Kf7 30. Ke3 Ke7 31. c3 Kd6 32. Ng1 Nc5 33. b4 Ne6 34. Nf3 Nc7 35. a4 a5 36. Nd2 axb4 37. cxb4 b5 38. axb5 cxb5 39. Nb1 Na6 40. Nc3 Nxb4 41. Nxb5+ Kd7 42. Na3 Ke6 43. Nc4 Nc2+ 44. Kd3 Nd4 45. Nd2 h6 46. Ke3 Nc2+ 47. Kf3 Ne1+ 48. Kg4 g6 49. f5+ gxf5+ 50. exf5+ Kd5 51. Kh5 e4 52. Nxe4 Kxe4 53. Kg6 Ke5 54. g4 Nf3 55. Kxh6 Nxh2 56. g5 Ng4+ 57. Kh5 Kxf5 58. gxf6 Nxf6+ 1/2-1/2

[Event "Titled Tuesday intern op 28th Mar Early"]
[Site "Chess.com INT"]
[Date "2023.03.28"]
[Round "11"]
[White "Tabak, Stefan"]
[Black "Van Osch, Mees"]
[Result "0-1"]
[ECO "B45"]
[WhiteElo "2148"]
[BlackElo "2350"]
[PlyCount "134"]
[EventDate "2023.03.28"]
[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 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Bc5 6. Nb3 Bb4 7. Bd3 Nf6 8. Bd2 0-0 9. a3 Be7 10. 0-0 d5 11. exd5 exd5 12. Bf4 Bg4 13. Qd2 Re8 14. Rfe1 d4 15. Ne4 Nxe4 16. Bxe4 Bf6 17. h3 Bh5 18. Kh1 Bg6 19. Bxg6 hxg6 20. Kg1 b6 21. Rad1 Qd7 22. Rxe8+ Rxe8 23. c3 Qd5 24. Nxd4 Bxd4 25. cxd4 Rd8 26. Be3 Ne7 27. Qc3 Rd7 28. Rc1 Nf5 29. Qc8+ Kh7 30. Rc7 Rd8 31. Qb7 Nxe3 32. fxe3 Qb3 33. Rxf7 Qxe3+ 34. Kh2 Qxd4 35. Qf3 Qxb2 36. Qf4 Rd5 37. Rf8 Qe5 38. Qxe5 Rxe5 39. Ra8 Ra5 40. Kg3 Rxa3+ 41. Kf4 Ra2 42. g3 b5 43. Ke4 b4 44. Kd4 a5 45. Kc4 Ra3 46. Kb5 b3 47. Kc4 b2 48. Rb8 Ra4+ 49. Kc3 Rb4 50. Rxb4 axb4+ 51. Kxb2 Kh6 52. Kb3 Kg5 53. Kxb4 Kf5 54. Kc3 Ke4 55. g4 g5 56. Kc4 Kf4 57. Kd5 Kg3 58. Ke5 Kxh3 59. Kf5 Kh4 60. Ke4 Kxg4 61. Ke3 Kg3 62. Ke2 Kg2 63. Ke3 g6 64. Ke4 g4 65. Kf4 g3 66. Kg5 Kf2 67. Kxg6 g2 0-1

[Event "Titled Tuesday intern op 28th Mar Early"]
[Site "Chess.com INT"]
[Date "2023.03.28"]
[Round "9"]
[White "Thiel, Thomas"]
[Black "Van Osch, Mees"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "2238"]
[BlackElo "2350"]
[PlyCount "76"]
[EventDate "2023.03.28"]
[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. Nc3 e6 3. Nge2 a6 4. g3 b5 5. Bg2 Bb7 6. d4 b4 7. Na4 Nf6 8. d5 exd5 9. exd5 d6 10. 0-0 Be7 11. a3 a5 12. b3 0-0 13. Bb2 Nbd7 14. axb4 axb4 15. Nf4 Re8 16. Re1 Bf8 17. Qd2 Ng4 18. Rxe8 Qxe8 19. Re1 Qd8 20. Nd3 Ba6 21. h3 Ngf6 22. Kh2 Bb5 23. Ra1 Bxa4 24. bxa4 Nb6 25. a5 Nc4 26. Qc1 Nxb2 27. Qxb2 Rxa5 28. Nf4 Rxa1 29. Qxa1 g6 30. Qa6 Bg7 31. Nd3 h6 32. Qb7 Qe8 33. Bf3 Bf8 34. Kg2 Qe7 35. Qc8 Nd7 36. Bg4 Nf6 37. Bf3 h5 38. h4 Kg7 0-1

[Event "Titled Tuesday intern op 28th Mar Early"]
[Site "Chess.com INT"]
[Date "2023.03.28"]
[Round "7"]
[White "Van Osch, Mees"]
[Black "Clawitter, Craig"]
[Result "1-0"]
[ECO "C17"]
[WhiteElo "2350"]
[BlackElo "2050"]
[PlyCount "67"]
[EventDate "2023.03.28"]
[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 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. Bd2 Nh6 6. Nb5 Bxd2+ 7. Qxd2 0-0 8. f4 cxd4 9. Nf3 Nc6 10. Bd3 a6 11. Nbxd4 Nxd4 12. Nxd4 f6 13. 0-0-0 fxe5 14. fxe5 Bd7 15. h3 Rc8 16. Kb1 Qc7 17. g4 Qxe5 18. Rde1 Qf4 19. Qxf4 Rxf4 20. Nxe6 Bxe6 21. Rxe6 Nf7 22. Rhe1 Ng5 23. Re7 Rf7 24. h4 Ne4 25. Bxe4 dxe4 26. Rxf7 Kxf7 27. Rxe4 Rd8 28. Kc1 Rd5 29. c4 Rc5 30. b4 Rc6 31. Kc2 b5 32. c5 a5 33. Kc3 axb4+ 34. Kxb4 1-0

[Event "Titled Tuesday intern op 28th Mar Early"]
[Site "Chess.com INT"]
[Date "2023.03.28"]
[Round "3"]
[White "Van Osch, Mees"]
[Black "Janaszak, Dawid"]
[Result "0-1"]
[ECO "B32"]
[WhiteElo "2350"]
[BlackElo "2322"]
[PlyCount "88"]
[EventDate "2023.03.28"]
[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. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 b5 8. Nd5 Nge7 9. Bg5 h6 10. Bxb5 axb5 11. Nxb5 Ra7 12. Nxa7 hxg5 13. Nxc8 Qxc8 14. 0-0 Nxd5 15. Qxd5 Nd4 16. c3 Ne2+ 17. Kh1 Qg4 18. Qd3 Rh6 19. Rfe1 Qxg2+ 20. Kxg2 Nf4+ 21. Kg1 Nxd3 22. Re3 Nxb2 23. a4 Nc4 24. Ree1 d5 25. exd5 Bc5 26. a5 Rf6 27. Re2 Ra6 28. Ra4 Nd6 29. Rxe5+ Kd7 30. Rxg5 g6 31. Rg3 Ra7 32. Rf3 f5 33. Rh3 Ke7 34. Rh7+ Nf7 35. a6 Kf6 36. Rh3 Ng5 37. Rd3 Ne4 38. c4 Nxf2 39. Rb3 Ne4+ 40. Kf1 Nd2+ 41. Ke2 Nxb3 42. Ra5 Nxa5 43. Kd3 Rxa6 44. Kc3 Bd6 0-1

[Event "Titled Tuesday intern op 28th Mar Early"]
[Site "Chess.com INT"]
[Date "2023.03.28"]
[Round "5"]
[White "Van Osch, Mees"]
[Black "Krsnik Cohar, Ivan Vihor"]
[Result "0-1"]
[ECO "B34"]
[WhiteElo "2350"]
[BlackElo "2336"]
[PlyCount "46"]
[EventDate "2023.03.28"]
[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 g6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Nxc6 bxc6 7. e5 Nh5 8. Be2 Ng7 9. Bf4 Ne6 10. Be3 Bg7 11. Qd2 Bxe5 12. 0-0-0 Qa5 13. f4 Bg7 14. Bc4 d5 15. Bb3 d4 16. Bxe6 dxc3 17. Bd7+ Kf8 18. Qd3 Qxa2 19. bxc3 Bxd7 20. Qxd7 Bxc3 21. Qb7 Qa1+ 22. Qb1 Qa3+ 23. Qb2 Qxb2# 0-1

[Event "Titled Tuesday intern op 28th Mar Early"]
[Site "Chess.com INT"]
[Date "2023.03.28"]
[Round "8"]
[White "Van Osch, Mees"]
[Black "Manukyan, Sargis A"]
[Result "0-1"]
[ECO "B76"]
[WhiteElo "2350"]
[BlackElo "2163"]
[PlyCount "82"]
[EventDate "2023.03.28"]
[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. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. h4 d5 10. h5 dxe4 11. h6 Bh8 12. Nxc6 Qxd2+ 13. Bxd2 bxc6 14. fxe4 Ng4 15. Be2 Be6 16. Rf1 Rfd8 17. 0-0-0 Rab8 18. Bf4 Be5 19. Rxd8+ Rxd8 20. Bxg4 Bxf4+ 21. Rxf4 g5 22. Bxe6 gxf4 23. Bc4 Rd6 24. Ne2 e5 25. Ng1 Rxh6 26. Nf3 Rg6 27. Nxe5 Rxg2 28. Bxf7+ Kg7 29. Bc4 h5 30. Nf3 Rf2 31. Nh4 Kf6 32. Kd1 Kg5 33. Nf5 h4 34. Ke1 Rxc2 35. Bf1 Rxb2 36. Nd4 Rxa2 37. Nxc6 f3 38. e5 Kf4 39. e6 f2+ 40. Kd1 Ra1+ 41. Ke2 Kg3 0-1

[Event "Titled Tuesday intern op 28th Mar Early"]
[Site "Chess.com INT"]
[Date "2023.03.28"]
[Round "10"]
[White "Van Osch, Mees"]
[Black "Shubenkova, Veronika"]
[Result "0-1"]
[ECO "C11"]
[WhiteElo "2350"]
[BlackElo "2002"]
[PlyCount "108"]
[EventDate "2023.03.28"]
[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 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. Nf3 c5 6. Be3 cxd4 7. Qxd4 Nc6 8. Qf4 Be7 9. 0-0-0 a6 10. Bd3 b5 11. h4 h6 12. Kb1 Bb7 13. Ne2 Qa5 14. Ned4 Nb4 15. a3 Nxd3 16. cxd3 Rf8 17. Nb3 Qa4 18. Qxa4 bxa4 19. Na5 Bc8 20. Rc1 Bd8 21. Nc6 Bb6 22. Bxb6 Nxb6 23. Nfd4 Bd7 24. Rc5 f6 25. f3 Rc8 26. Re1 Bxc6 27. Rxc6 Rxc6 28. Nxc6 Kd7 29. Nd4 fxe5 30. Rxe5 Rf6 31. Re2 Kd6 32. Rc2 Ke5 33. Ne2 Kd6 34. f4 e5 35. fxe5+ Kxe5 36. Rc7 g5 37. hxg5 hxg5 38. Rg7 Kf5 39. Nd4+ Kf4 40. Kc2 Nc8 41. Ne2+ Ke3 42. Nc3 Rc6 43. Kd1 d4 44. Nxa4 Kxd3 45. Rxg5 Rh6 46. Nc5+ Kc4 47. b4 Nd6 48. Ke2 Nb5 49. Nd3 Nc3+ 50. Kd2 Ne4+ 51. Ke2 Nxg5 52. Ne5+ Kd5 53. Ng4 Re6+ 54. Kf2 d3 0-1

[Event "Titled Tuesday intern op 28th Mar Early"]
[Site "Chess.com INT"]
[Date "2023.03.28"]
[Round "2"]
[White "Van Osch, Mees"]
[Black "Wagner, Dennis"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2350"]
[BlackElo "2586"]
[PlyCount "46"]
[EventDate "2023.03.28"]
[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. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Nb3 e6 7. g4 b5 8. g5 b4 9. Na4 Nfd7 10. Be3 Bb7 11. Bg2 Bc6 12. a3 Bxa4 13. axb4 Bxb3 14. cxb3 Nc6 15. e5 d5 16. 0-0 Nxb4 17. f4 Bc5 18. Bxc5 Nxc5 19. Qd4 Qb6 20. Kh1 0-0 21. f5 exf5 22. Rxf5 Nc2 23. Qxd5 Rad8 0-1

[Event "Titled Tuesday intern op 21st Mar Early"]
[Site "Chess.com INT"]
[Date "2023.03.21"]
[Round "3"]
[White "Aizenberg, Benny"]
[Black "Van Osch, Mees"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "2367"]
[BlackElo "2350"]
[PlyCount "31"]
[EventDate "2023.03.21"]
[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. f4 b6 2. e4 Bb7 3. Nc3 e5 4. Nf3 exf4 5. d4 Nf6 6. e5 Nd5 7. Bc4 Bb4 8. 0-0 Nxc3 9. bxc3 Bxc3 10. Ba3 Nc6 11. Qd3 Bxa1 12. Qf5 f6 13. Rxa1 Na5 14. Bd3 g6 15. Qxg6+ hxg6 16. Bxg6# 1-0

[Event "Titled Tuesday intern op 21st Mar Early"]
[Site "Chess.com INT"]
[Date "2023.03.21"]
[Round "7"]
[White "Borgaonkar, Akshay"]
[Black "Van Osch, Mees"]
[Result "0-1"]
[ECO "D32"]
[WhiteElo "2020"]
[BlackElo "2350"]
[PlyCount "208"]
[EventDate "2023.03.21"]
[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. b3 d5 3. Bb2 c5 4. e3 Nc6 5. Bb5 Bg4 6. 0-0 Rc8 7. c4 e6 8. cxd5 exd5 9. d4 a6 10. Be2 Be7 11. dxc5 Bxc5 12. Nc3 0-0 13. Rc1 Bd6 14. h3 Bh5 15. Kh1 Ne7 16. Nd4 Bxe2 17. Qxe2 Re8 18. Rfd1 Bb8 19. Qf3 Qd6 20. g3 Ng6 21. Nf5 Qe5 22. Na4 Qe4 23. Qxe4 Nxe4 24. Kg2 Rxc1 25. Rxc1 Be5 26. Bxe5 Nxe5 27. Nc5 g6 28. Nxe4 dxe4 29. Nd6 Rd8 30. Nxe4 f5 31. Ng5 Rd2 32. Rc8+ Kg7 33. Rc7+ Rd7 34. Rxd7+ Nxd7 35. Ne6+ Kf6 36. Nd4 Nc5 37. Kf3 Nd3 38. Ke2 Nc1+ 39. Kd2 Nxa2 40. Nc2 Ke5 41. f3 Kd5 42. Kd3 a5 43. Ne1 Nb4+ 44. Kc3 b5 45. Ng2 g5 46. h4 h6 47. hxg5 hxg5 48. Ne1 Na2+ 49. Kd2 Nb4 50. Kc3 Nc6 51. f4 g4 52. Nd3 b4+ 53. Kd2 Ke4 54. Ke2 Na7 55. Nc5+ Kd5 56. Nd7 Nc6 57. Nb6+ Kc5 58. Na4+ Kd6 59. Kd3 Kd5 60. Nb6+ Kc5 61. Nd7+ Kb5 62. Kc2 a4 63. bxa4+ Kxa4 64. Nc5+ Kb5 65. Ne6 Kc4 66. Ng7 Ne7 67. Ne6 Nd5 68. Kd2 b3 69. Ng7 b2 70. Kc2 Nxe3+ 71. Kxb2 Kd3 72. Kb3 Ke4 73. Kc3 Nf1 74. Nh5 Kf3 75. Ng7 Nxg3 76. Kd2 Kxf4 77. Ke1 Ne4 78. Kf1 Nc5 79. Kg2 Kg5 80. Ne8 f4 81. Nd6 f3+ 82. Kg3 Kh5 83. Nf5 Ne4+ 84. Kh2 Kg5 85. Ne3 Kf4 86. Nd5+ Ke5 87. Ne3 g3+ 88. Kg1 Kf4 89. Nd5+ Ke5 90. Ne3 Kf4 91. Nd5+ Kg4 92. Ne3+ Kh3 93. Ng2 f2+ 94. Kf1 Nd2+ 95. Ke2 f1Q+ 96. Ke3 Qxg2 97. Kd4 Nf1 98. Kc3 Qf2 99. Kd3 Ne3 100. Ke4 Nf5 101. Ke5 Ne7 102. Ke6 Ng8 103. Kd7 Nh6 104. Ke8 Ng4 0-1

[Event "Titled Tuesday intern op 21st Mar Early"]
[Site "Chess.com INT"]
[Date "2023.03.21"]
[Round "9"]
[White "Darini, Pouria"]
[Black "Van Osch, Mees"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "2405"]
[BlackElo "2350"]
[PlyCount "109"]
[EventDate "2023.03.21"]
[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 e6 3. b3 d5 4. exd5 exd5 5. Bb5+ Bd7 6. Qe2+ Qe7 7. Bxd7+ Nxd7 8. Qxe7+ Bxe7 9. 0-0 0-0-0 10. d4 Bf6 11. Rd1 Ne7 12. Nc3 cxd4 13. Nxd4 Nf5 14. Nxf5 Bxc3 15. Bf4 Nf6 16. Rab1 Bb4 17. c3 Bc5 18. b4 Bf8 19. Be5 Ne4 20. f3 Nd6 21. Bxd6 Bxd6 22. Rxd5 Bc7 23. Rbd1 Rxd5 24. Rxd5 g6 25. Ne7+ Kb8 26. Rd7 Re8 27. g3 Bb6+ 28. Kf1 h5 29. h3 f5 30. f4 h4 31. Kg2 hxg3 32. Kxg3 Bd8 33. Nxg6 Rg8 34. Kf3 Kc8 35. Ne5 Rh8 36. Kg2 Rg8+ 37. Kh2 Bf6 38. Rf7 Bh4 39. Rxf5 Rd8 40. Nf3 Be7 41. h4 Rd3 42. Kg3 Rxc3 43. b5 Kd7 44. h5 Ke6 45. Re5+ Kf6 46. Kg4 Bd6 47. Rf5+ Ke6 48. Ng5+ Ke7 49. Ne4 Rc8 50. h6 Ba3 51. h7 Bb2 52. Ng5 Rh8 53. Rf7+ Ke8 54. Rxb7 Be5 55. fxe5 1-0

[Event "Titled Tuesday intern op 21st Mar Early"]
[Site "Chess.com INT"]
[Date "2023.03.21"]
[Round "4"]
[White "Kornyukov, Alexey"]
[Black "Van Osch, Mees"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2452"]
[BlackElo "2350"]
[PlyCount "60"]
[EventDate "2023.03.21"]
[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 e6 3. c3 d5 4. exd5 exd5 5. d4 Nf6 6. Be2 Nc6 7. Bg5 c4 8. 0-0 Be7 9. Ne5 Bf5 10. Qa4 0-0 11. Nxc6 bxc6 12. Qxc6 Rb8 13. b4 a5 14. a3 Bd7 15. Qa6 Ra8 16. Qb7 axb4 17. Bxf6 Bxf6 18. Qxd5 b3 19. Qxc4 b2 20. Ra2 Be6 21. Rxb2 Bxc4 22. Bxc4 Qc7 23. Nd2 Rxa3 24. Rfb1 Rxc3 25. Rb7 Qf4 26. Rxf7 Rxf7 27. Rb7 Rc1+ 28. Nf1 Rxf1+ 29. Kxf1 Qc1+ 30. Ke2 Qxc4+ 0-1

[Event "Titled Tuesday intern op 21st Mar Early"]
[Site "Chess.com INT"]
[Date "2023.03.21"]
[Round "10"]
[White "Orlov, Georgi"]
[Black "Van Osch, Mees"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "2453"]
[BlackElo "2350"]
[PlyCount "97"]
[EventDate "2023.03.21"]
[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 e6 2. d4 c5 3. Nf3 cxd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. e5 Nd5 7. Bd2 Nxc3 8. bxc3 Be7 9. Qg4 0-0 10. Bd3 Nc6 11. Bh6 g6 12. Bxf8 Bxf8 13. Nxc6 bxc6 14. 0-0 Qa5 15. Qd4 c5 16. Qc4 Bb7 17. Qb5 Qc7 18. Rfe1 Bd5 19. Rab1 Bxa2 20. Qb7 Qd8 21. Be4 Bxb1 22. Qxa8 Qxa8 23. Bxa8 Bxc2 24. Ra1 d6 25. exd6 Bxd6 26. Rxa7 c4 27. Bc6 Be5 28. Be8 Bf5 29. Rxf7 Bxc3 30. Rc7 Be5 31. Rxc4 Kf8 32. Bd7 Ke7 33. Bc8 Kd6 34. Ra4 h5 35. h3 h4 36. f4 Bc3 37. Kf2 Kc7 38. Ba6 Kb6 39. Bc4 Kc5 40. Bb3 Bd4+ 41. Kf3 Bg1 42. Rc4+ Kd6 43. Rc1 Bc5 44. Bc2 Ba3 45. Rd1+ Kc5 46. Bxf5 exf5 47. Rd7 Bb2 48. Rd8 Kc6 49. Rg8 1-0

[Event "Titled Tuesday intern op 21st Mar Early"]
[Site "Chess.com INT"]
[Date "2023.03.21"]
[Round "2"]
[White "Van Osch, Mees"]
[Black "Arias, Juan Cruz"]
[Result "0-1"]
[ECO "C11"]
[WhiteElo "2350"]
[BlackElo "2320"]
[PlyCount "46"]
[EventDate "2023.03.21"]
[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 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 cxd4 8. Nxd4 Bc5 9. g3 0-0 10. Bg2 a6 11. 0-0 Nxd4 12. Bxd4 b5 13. Ne2 Bb7 14. Qd2 Rc8 15. c3 f5 16. exf6 Nxf6 17. Bxc5 Rxc5 18. Nd4 Qb6 19. Qe3 Ne4 20. Bxe4 dxe4 21. Nxe6 Qxe6 22. Qxc5 e3 23. Qd4 Qc6 0-1

[Event "Titled Tuesday intern op 21st Mar Early"]
[Site "Chess.com INT"]
[Date "2023.03.21"]
[Round "8"]
[White "Van Osch, Mees"]
[Black "Crevatin, Leo"]
[Result "1-0"]
[ECO "B56"]
[WhiteElo "2350"]
[BlackElo "2308"]
[PlyCount "113"]
[EventDate "2023.03.21"]
[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. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be3 Ng4 7. Bb5 Nxe3 8. Nxc6 bxc6 9. Bxc6+ Bd7 10. Bxd7+ Qxd7 11. fxe3 g6 12. e5 dxe5 13. Qxd7+ Kxd7 14. 0-0-0+ Kc6 15. Rd5 f6 16. Rhd1 Bh6 17. R1d3 Rhc8 18. Kd1 a6 19. e4 Rc7 20. b4 Kb7 21. Na4 Rac8 22. Nc5+ Ka7 23. c4 Rc6 24. Rh3 Bf8 25. Rxh7 Ka8 26. Rd7 a5 27. a3 axb4 28. axb4 Rb6 29. Rh3 Rd6+ 30. Rxd6 exd6 31. Ra3+ Kb8 32. Nd7+ Kb7 33. Rc3 Be7 34. Ke2 Rc7 35. c5 dxc5 36. Nxc5+ Bxc5 37. bxc5 Kc6 38. Rf3 Rf7 39. g4 g5 40. Rc3 Rh7 41. h3 Ra7 42. Kf3 Ra5 43. Kg3 Ra4 44. Rf3 Rxe4 45. Rxf6+ Kxc5 46. Rf5 Kd4 47. Rxg5 Re3+ 48. Kg2 e4 49. h4 Ra3 50. h5 Ke3 51. Rf5 Ke2 52. h6 Ra6 53. g5 Ra7 54. g6 Ra6 55. Rg5 e3 56. g7 Ra8 57. g8Q 1-0

[Event "Titled Tuesday intern op 21st Mar Early"]
[Site "Chess.com INT"]
[Date "2023.03.21"]
[Round "5"]
[White "Van Osch, Mees"]
[Black "Miszler, Levente"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "2350"]
[BlackElo "2260"]
[PlyCount "142"]
[EventDate "2023.03.21"]
[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 e6 2. d4 d5 3. e5 f6 4. exf6 Nxf6 5. Nf3 Bd6 6. Bd3 0-0 7. 0-0 c5 8. dxc5 Bxc5 9. Bg5 Nc6 10. Nc3 h6 11. Bh4 Qd6 12. Nb5 Qe7 13. Re1 a6 14. Nc3 Qc7 15. Bg3 Bd6 16. Bxd6 Qxd6 17. Qe2 Bd7 18. Rad1 Rae8 19. Ne5 Nxe5 20. Qxe5 Qxe5 21. Rxe5 Ng4 22. Re2 Bc6 23. f3 Nf6 24. Rde1 Kf7 25. Nd1 Nd7 26. f4 Ke7 27. Rxe6+ Kd8 28. Rxe8+ Rxe8 29. Rxe8+ Kxe8 30. c3 Ke7 31. Kf2 Nc5 32. Bc2 Ne6 33. Ke3 Kd6 34. Nf2 d4+ 35. cxd4 Bxg2 36. Be4 Bxe4 37. Nxe4+ Kd5 38. Nc3+ Kc4 39. Ne2 Kd5 40. Nc3+ Kc4 41. d5 Nc7 42. d6 Ne6 43. f5 Nd8 44. d7 Kc5 45. f6 gxf6 46. Ne4+ Kd5 47. Nxf6+ Ke6 48. Ng8 h5 49. h4 Kf7 50. Nh6+ Kg6 51. Ng8 Kf7 52. Kf4 Kxg8 53. Kg5 Kf7 54. Kxh5 Ke7 55. Kg6 Ne6 56. Kf5 Kxd7 57. Kf6 Nf4 58. Kg5 Nh3+ 59. Kg4 Nf2+ 60. Kf5 Ke7 61. h5 Kf7 62. Ke5 Nd3+ 63. Kd6 Nxb2 64. Kc7 b5 65. Kb6 b4 66. Kxa6 Kg7 67. Kb5 Nd3 68. Kc4 Nc1 69. Kxb4 Nxa2+ 70. Kb3 Kh6 71. Kxa2 Kxh5 1/2-1/2

[Event "Titled Tuesday intern op 21st Mar Early"]
[Site "Chess.com INT"]
[Date "2023.03.21"]
[Round "1"]
[White "Van Osch, Mees"]
[Black "Soto Hernandez, Henry"]
[Result "0-1"]
[ECO "B11"]
[WhiteElo "2350"]
[BlackElo "2490"]
[PlyCount "168"]
[EventDate "2023.03.21"]
[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 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bxf3 5. Qxf3 e6 6. g3 Nf6 7. Bg2 g6 8. 0-0 Bg7 9. Rd1 0-0 10. d4 dxe4 11. Nxe4 Nxe4 12. Qxe4 Nd7 13. c3 a5 14. a4 Re8 15. Bf4 Nb6 16. h4 h5 17. Rd2 Nc4 18. Re2 Qb6 19. Rb1 Qb3 20. Ra1 Rad8 21. Qc2 Qxc2 22. Rxc2 e5 23. dxe5 Bxe5 24. Bg5 f6 25. Bh6 Kh7 26. Bf1 Nxb2 27. Be3 Nd3 28. Bb6 Rd5 29. Rd1 Nb4 30. Rxd5 Nxc2 31. Rd7+ Kh8 32. Bxa5 Ra8 33. Bb4 Nxb4 34. cxb4 b6 35. a5 bxa5 36. bxa5 Rxa5 37. Rd8+ Kg7 38. Rc8 Rc5 39. Bg2 Rc1+ 40. Kh2 c5 41. Bd5 Rc2 42. Rg8+ Kh7 43. Kg2 Bd4 44. Rc8 Rxf2+ 45. Kh3 Rf5 46. Rc7+ Kh8 47. Be4 Re5 48. Bxg6 Bf2 49. Rh7+ Kg8 50. Rxh5 Re3 51. Kg2 Bxg3 52. Rxc5 Bxh4 53. Rc7 Rg3+ 54. Kh2 Rxg6 55. Kh3 Bf2 56. Rc8+ Kg7 57. Rc2 Bd4 58. Rd2 Be5 59. Rd3 Kh6 60. Kh4 Rg1 61. Rd8 Kg7 62. Rd7+ Kg6 63. Rd8 Rh1+ 64. Kg4 f5+ 65. Kf3 Rh3+ 66. Kg2 Rg3+ 67. Kf2 Ra3 68. Rg8+ Kf6 69. Rf8+ Kg5 70. Rg8+ Kf4 71. Rc8 Ra2+ 72. Ke1 Ke4 73. Rc4+ Bd4 74. Rc8 f4 75. Ra8 Rxa8 76. Ke2 Ra7 77. Kd1 Ra6 78. Kc2 Ra5 79. Kb3 f3 80. Kc4 Rf5 81. Kb4 f2 82. Kc4 f1Q+ 83. Kb3 Qb1+ 84. Kc4 Rc5# 0-1

[Event "Titled Tuesday intern op 21st Mar Early"]
[Site "Chess.com INT"]
[Date "2023.03.21"]
[Round "6"]
[White "Van Osch, Mees"]
[Black "Spitzl, Vinzent"]
[Result "1-0"]
[ECO "B15"]
[WhiteElo "2350"]
[BlackElo "2371"]
[PlyCount "71"]
[EventDate "2023.03.21"]
[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 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. c3 Bd6 7. Bd3 0-0 8. Ne2 Re8 9. Qc2 h5 10. Bd2 Be6 11. 0-0-0 Nd7 12. Kb1 h4 13. h3 Rc8 14. g3 Qa5 15. c4 Qc7 16. gxh4 b5 17. c5 Bf8 18. h5 f5 19. h6 g6 20. h4 Nf6 21. h5 Ne4 22. hxg6 fxg6 23. Nf4 Kh7 24. Be3 Bf7 25. Rdg1 Qa5 26. a3 Rcd8 27. f3 b4 28. fxe4 bxa3 29. Bd2 Qc7 30. exf5 gxf5 31. Bxf5+ Kh8 32. h7 Qe7 33. Rg8+ Bxg8 34. hxg8Q+ Kxg8 35. Be6+ Kg7 36. Qh7+ 1-0

[Event "Titled Tuesday intern op 21st Mar Early"]
[Site "Chess.com INT"]
[Date "2023.03.21"]
[Round "11"]
[White "Van Osch, Mees"]
[Black "Zenelaj, Samuel"]
[Result "1-0"]
[ECO "C44"]
[WhiteElo "2350"]
[BlackElo "2327"]
[PlyCount "65"]
[EventDate "2023.03.21"]
[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. c3 d5 4. exd5 Qxd5 5. d4 Bg4 6. Be2 0-0-0 7. c4 Bb4+ 8. Nc3 Qa5 9. d5 Bxf3 10. Bxf3 Nd4 11. Bd2 Nf6 12. a3 Bxc3 13. Bxc3 Qc5 14. Be2 Nxe2 15. Qxe2 Rhe8 16. b4 Qd6 17. 0-0 e4 18. h3 Qf4 19. Qe3 Qxe3 20. fxe3 Nh5 21. Rxf7 Rd7 22. Raf1 g6 23. Rxd7 Kxd7 24. Rf7+ Re7 25. Rxe7+ Kxe7 26. Be5 c6 27. g4 Nf6 28. d6+ Ke6 29. Bxf6 Kxf6 30. c5 g5 31. Kf2 Ke6 32. Ke2 b5 33. Kd2 1-0

[Event "BL2-West 2223"]
[Site "Germany"]
[Date "2023.03.19"]
[Round "10.1"]
[White "Van Osch, Mees"]
[Black "Livaic, Leon"]
[Result "0-1"]
[ECO "B80"]
[WhiteElo "2342"]
[BlackElo "2574"]
[PlyCount "50"]
[EventDate "2022.10.22"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Muelheim Nord II"]
[BlackTeam "Heimbach Weis/Neuwied"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. f3 h5 8. Bd3 Nbd7 9. 0-0 Qc7 10. a4 b6 11. Qe2 Bb7 12. Kh1 h4 13. Rae1 g6 14. Kg1 Bg7 15. f4 h3 16. g4 Rh4 17. Nf3 Rxg4+ 18. Kh1 Nc5 19. Ng5 d5 20. Bxc5 dxe4 21. Ncxe4 bxc5 22. Rf3 Rxf4 23. Nxf6+ Bxf6 24. Bxg6 Bxg5 25. Qxe6+ Kf8 0-1

[Event "BL2-West 2223"]
[Site "Germany"]
[Date "2023.03.18"]
[Round "9.2"]
[White "Van Osch, Mees"]
[Black "Wiedenkeller, Michael"]
[Result "0-1"]
[ECO "C49"]
[WhiteElo "2342"]
[BlackElo "2430"]
[PlyCount "164"]
[EventDate "2022.10.22"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Muelheim Nord II"]
[BlackTeam "Koblenz"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. 0-0 0-0 6. Bxc6 dxc6 7. d3 Nd7 8. Ne2 Re8 9. Kh1 Bd6 10. Nd2 Nf8 11. Nc4 Ne6 12. f4 exf4 13. Nxf4 Bxf4 14. Bxf4 Nxf4 15. Rxf4 Be6 16. b3 Bxc4 17. bxc4 Qd4 18. Rb1 b6 19. Qh5 Re7 20. Rbf1 Rf8 21. h3 Qd6 22. Rg4 Re5 23. Qh4 f6 24. Rf3 Rf7 25. Qf2 c5 26. c3 Qe7 27. Rgf4 Rf8 28. Rg3 Re6 29. Rfg4 Rf7 30. Qf5 Re5 31. Qf4 Kh8 32. d4 Re6 33. Qf5 cxd4 34. cxd4 c5 35. d5 Re5 36. Qc8+ Qe8 37. Qxe8+ Rxe8 38. Kg1 g5 39. Rf3 Kg7 40. h4 h6 41. hxg5 hxg5 42. Kf2 Rfe7 43. Re3 Kh6 44. Rf3 Kg6 45. Ra3 Rxe4 46. Rxe4 Rxe4 47. Rxa7 Rxc4 48. d6 Rd4 49. d7 Kf5 50. Rb7 Kg4 51. Ra7 Kf5 52. g4+ Ke6 53. Rb7 Rxd7 54. Rxb6+ Ke5 55. Rc6 Kf4 56. Rxf6+ Kxg4 57. Rc6 Rd2+ 58. Ke1 Rc2 59. a4 Kg3 60. a5 g4 61. Kd1 Rc4 62. Kd2 Kf3 63. Kd3 Rd4+ 64. Kc3 g3 65. Rf6+ Ke2 66. Rg6 Kf2 67. Rf6+ Kg2 68. a6 Ra4 69. Kb3 Ra5 70. Kc4 Kg1 71. Rg6 Kf2 72. Rf6+ Ke3 73. Re6+ Kf4 74. Rg6 Kf3 75. Rf6+ Ke4 76. Rg6 Kf4 77. Kd5 Kf3 78. Rf6+ Ke2 79. Re6+ Kd3 80. Rd6 g2 81. Ke5+ Ke3 82. Rg6 c4+ 0-1

[Event "BL2-West 2223"]
[Site "Germany"]
[Date "2023.02.26"]
[Round "8.2"]
[White "Bethke, Richard"]
[Black "Van Osch, Mees"]
[Result "1-0"]
[ECO "C03"]
[WhiteElo "2373"]
[BlackElo "2342"]
[PlyCount "101"]
[EventDate "2022.10.22"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Neuberg"]
[BlackTeam "Muelheim Nord II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. Nd2 Be7 4. Ngf3 Nf6 5. Bd3 c5 6. dxc5 dxe4 7. Nxe4 Nxe4 8. Bxe4 Qxd1+ 9. Kxd1 Bxc5 10. Ke2 Nd7 11. Rd1 Nf6 12. Bd3 0-0 13. Ne5 b6 14. g4 Bb7 15. g5 Nd5 16. c4 Nb4 17. Be3 Rfd8 18. a3 Nxd3 19. Rxd3 Rxd3 20. Nxd3 Bd6 21. f4 f6 22. h4 Kf7 23. a4 Rc8 24. b3 Bc7 25. b4 e5 26. a5 e4 27. Nb2 bxa5 28. b5 Bb6 29. Rc1 Bxe3 30. Kxe3 Ke6 31. f5+ Kxf5 32. Ra1 fxg5 33. hxg5 Kxg5 34. Rxa5 Rf8 35. Rxa7 Rf3+ 36. Kd4 Bc8 37. Kxe4 Rb3 38. Na4 Bf5+ 39. Kd5 Kf6 40. Nc5 Rb1 41. Ra6+ Kg5 42. Ne6+ Bxe6+ 43. Kxe6 h5 44. b6 Kg6 45. c5 h4 46. Ra2 Kh5 47. Rc2 h3 48. Kd5 Rb5 49. Kc6 Rb1 50. Kb7 g5 51. c6 1-0

[Event "BL2-West 2223"]
[Site "Germany"]
[Date "2023.02.25"]
[Round "7.2"]
[White "Van Osch, Mees"]
[Black "Margolin, Boris"]
[Result "1/2-1/2"]
[ECO "C49"]
[WhiteElo "2342"]
[BlackElo "2387"]
[PlyCount "45"]
[EventDate "2022.10.22"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Muelheim Nord II"]
[BlackTeam "Oberursel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. 0-0 0-0 6. Bxc6 bxc6 7. Nxe5 Bxc3 8. dxc3 Qe7 9. Nd3 Qxe4 10. Re1 Qh4 11. b3 d6 12. Qf3 Bd7 13. c4 Rfe8 14. Bb2 Ne4 15. Re3 Ng5 16. Qg3 Qxg3 17. Rxg3 Ne6 18. Re1 Kf8 19. c5 f6 20. cxd6 cxd6 21. Ba3 c5 22. Rge3 Kf7 23. c3 1/2-1/2

[Event "BL2-West 2223"]
[Site "Germany"]
[Date "2023.02.05"]
[Round "6.3"]
[White "Gaponenko, Inna"]
[Black "Van Osch, Mees"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2348"]
[BlackElo "2342"]
[PlyCount "82"]
[EventDate "2022.10.22"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Solingen II"]
[BlackTeam "Muelheim Nord II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be7 8. Qd2 0-0 9. 0-0-0 Be6 10. f4 Ng4 11. g3 Nxe3 12. Qxe3 b5 13. Kb1 Nc6 14. Nd5 Qb8 15. h4 a5 16. f5 Bxd5 17. exd5 Nd8 18. g4 Re8 19. Nd2 b4 20. g5 Bf8 21. Ne4 Nb7 22. f6 Nc5 23. fxg7 Bxg7 24. Bd3 Nxd3 25. Qxd3 Ra7 26. h5 Qd8 27. h6 Bh8 28. Rhg1 Kf8 29. Rdf1 Ke7 30. Qh3 Qc8 31. Qh4 Kf8 32. Nf6 e4 33. Nxh7+ Kg8 34. Nf6+ Bxf6 35. gxf6+ Kh8 36. Rg7 e3 37. Qg5 Rg8 38. Rxg8+ Qxg8 39. Qg7+ Qxg7 40. hxg7+ Kg8 41. Rh1 e2 1-0

[Event "BL2-West 2223"]
[Site "Germany"]
[Date "2023.02.04"]
[Round "5.3"]
[White "Van Osch, Mees"]
[Black "Hoffmann, Michael"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2342"]
[BlackElo "2408"]
[PlyCount "43"]
[EventDate "2022.10.22"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Muelheim Nord II"]
[BlackTeam "Siegburg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. h3 Be7 9. g4 d5 10. exd5 Nxd5 11. Bg2 Nxe3 12. Qxd8+ Bxd8 13. fxe3 Bh4+ 14. Kf1 Bc4+ 15. Kg1 Nc6 16. Nc5 0-0-0 17. b3 Bg5 18. Re1 Bh4 19. Rb1 Bg5 20. Re1 Bh4 21. Rb1 Bg5 22. Re1 1/2-1/2

[Event "Titled Tuesday intern op 06th Dec Early"]
[Site "Chess.com INT"]
[Date "2022.12.06"]
[Round "9"]
[White "Clawitter, Craig"]
[Black "Van Osch, Mees"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2050"]
[BlackElo "2356"]
[PlyCount "119"]
[EventDate "2022.12.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Bd7 5. Nf3 Qb6 6. Bd3 Bb5 7. dxc5 Bxc5 8. b4 Be7 9. 0-0 Bxd3 10. Qxd3 Nh6 11. Bxh6 gxh6 12. Nd4 Nc6 13. Nxc6 Qxc6 14. Nd2 0-0-0 15. Nb3 Qc4 16. Qf3 Rhg8 17. Nd4 Bxb4 18. cxb4 Qxd4 19. Qxf7 Kb8 20. Qxe6 Rg6 21. Qf5 Rg5 22. Qf7 Qxe5 23. Rac1 Rg7 24. Qf3 Rdg8 25. g3 h5 26. Rfe1 Qd6 27. Red1 Rg5 28. Rd3 h4 29. Rcd1 hxg3 30. hxg3 Rf8 31. Rxd5 Rxd5 32. Rxd5 Qxb4 33. Qe3 a6 34. Qe5+ Ka8 35. Qd6 Qb1+ 36. Kg2 Qe4+ 37. Kg1 Qe1+ 38. Kg2 Rxf2+ 39. Kh3 Qh1+ 40. Kg4 Qe4+ 41. Kh3 Qg2+ 42. Kg4 Qf3+ 43. Kh3 Qh1+ 44. Kg4 Rf8 45. Qxf8+ Ka7 46. Qf2+ Kb8 47. Qf4+ Ka8 48. Rd8+ Ka7 49. Qd4+ b6 50. Qd7+ Qb7 51. Qxb7+ Kxb7 52. Rd7+ Kc6 53. Rxh7 Kb5 54. Kf4 Kb4 55. g4 a5 56. g5 b5 57. g6 Ka3 58. Rh2 b4 59. g7 a4 60. g8Q 1-0

[Event "Titled Tuesday intern op 06th Dec Early"]
[Site "Chess.com INT"]
[Date "2022.12.06"]
[Round "11"]
[White "Van Osch, Mees"]
[Black "Larina, Marija"]
[Result "1-0"]
[ECO "B15"]
[WhiteElo "2356"]
[BlackElo "1948"]
[PlyCount "77"]
[EventDate "2022.12.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Nf3 Bd6 7. Bd3 0-0 8. 0-0 Bg4 9. h3 Bh5 10. g4 Bg6 11. Re1 Nd7 12. c4 Bc7 13. Nh4 Re8 14. Rxe8+ Qxe8 15. Nxg6 hxg6 16. Be3 Nf8 17. Qb3 Qd7 18. Kg2 Qd6 19. Rh1 b6 20. h4 Qd7 21. Qd1 Ne6 22. h5 Nf8 23. hxg6 fxg6 24. Qf3 Re8 25. Be4 Rxe4 26. Qxe4 f5 27. gxf5 gxf5 28. Qh4 Ng6 29. Qh7+ Kf7 30. Rh5 f4 31. Rg5 Qe6 32. Bd2 f3+ 33. Kxf3 Qf6+ 34. Kg2 Nh4+ 35. Qxh4 Bd8 36. Qh5+ Kg8 37. Rf5 Qe7 38. Re5 Qf7 39. Re8+ 1-0

[Event "Titled Tuesday intern op 06th Dec Early"]
[Site "Chess.com INT"]
[Date "2022.12.06"]
[Round "8"]
[White "Van Osch, Mees"]
[Black "Rose, Felix"]
[Result "1-0"]
[ECO "C47"]
[WhiteElo "2356"]
[BlackElo "2091"]
[PlyCount "97"]
[EventDate "2022.12.06"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. e5 Qe7 8. f4 Nd5 9. Bd2 Nxc3 10. bxc3 Bc5 11. Bd3 d6 12. Qe2 0-0 13. Qe4 Qh4+ 14. g3 Qh5 15. Be2 Bg4 16. Bxg4 Qxg4 17. Qe2 Qxe2+ 18. Kxe2 dxe5 19. f5 Rab8 20. Rab1 Rb6 21. Kf3 Rfb8 22. Rb3 a5 23. Ke4 f6 24. Rd1 a4 25. Rxb6 cxb6 26. Bc1 Rb7 27. Rd8+ Kf7 28. c4 Ke7 29. Rc8 Kd7 30. Rg8 Kd6 31. g4 b5 32. cxb5 cxb5 33. h4 h6 34. Bb2 Kc6 35. g5 hxg5 36. hxg5 Rd7 37. gxf6 gxf6 38. Rg6 Be7 39. Bxe5 Kc5 40. Bxf6 Bxf6 41. Rxf6 b4 42. Ra6 a3 43. Ke5 Rd2 44. Ra8 Re2+ 45. Kf6 Rxc2 46. Rc8+ Kd4 47. Rxc2 b3 48. axb3 Kd3 49. Rh2 1-0

[Event "Titled Tuesday intern op 29th Nov Early"]
[Site "Chess.com INT"]
[Date "2022.11.29"]
[Round "5"]
[White "Flis, Pawel"]
[Black "Van Osch, Mees"]
[Result "0-1"]
[ECO "B15"]
[WhiteElo "1901"]
[BlackElo "2350"]
[PlyCount "52"]
[EventDate "2022.11.29"]
[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 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Bd3 Qxd4 7. Nf3 Qd8 8. 0-0 Be7 9. Qe2 0-0 10. Re1 Bd6 11. Bd2 Bg4 12. h3 Bh5 13. Rad1 Qc7 14. Bc3 Nd7 15. g4 Bg6 16. Bxg6 hxg6 17. Qd3 Ne5 18. Nxe5 Bxe5 19. Bxe5 fxe5 20. Qd7 Qb6 21. b3 Rad8 22. Qe7 Qa5 23. Qxb7 Qxa2 24. Rxd8 Rxd8 25. Rxe5 Qa1+ 26. Kg2 Qxe5 0-1

[Event "Titled Tuesday intern op 29th Nov Early"]
[Site "Chess.com INT"]
[Date "2022.11.29"]
[Round "8"]
[White "Palacio, Igor Da Paz"]
[Black "Van Osch, Mees"]
[Result "0-1"]
[ECO "B15"]
[WhiteElo "2172"]
[BlackElo "2350"]
[PlyCount "74"]
[EventDate "2022.11.29"]
[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 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. c3 Bd6 7. Bd3 0-0 8. Qc2 g6 9. Ne2 Re8 10. Be3 b5 11. h4 Nd7 12. h5 Nf8 13. 0-0-0 a5 14. Bh6 f5 15. d5 cxd5 16. Bxb5 Bd7 17. Rxd5 Bxb5 18. Rxb5 a4 19. Rd1 Qe7 20. Be3 a3 21. b3 Be5 22. Bd4 Bxd4 23. Nxd4 Rac8 24. c4 Qg5+ 25. Qd2 Qxh5 26. Rd5 Qg4 27. f3 Qg3 28. Nb5 Ne6 29. Nd6 Red8 30. Nxc8 Rxc8 31. Kb1 h5 32. Rh1 Qc7 33. Rd1 Rb8 34. Rd7 Qxc4 35. Rd8+ Nxd8 36. Qxd8+ Kg7 37. Qxb8 Qc3 0-1

[Event "Titled Tuesday intern op 29th Nov Early"]
[Site "Chess.com INT"]
[Date "2022.11.29"]
[Round "9"]
[White "Przybylski, Wojciech"]
[Black "Van Osch, Mees"]
[Result "0-1"]
[ECO "C13"]
[WhiteElo "2321"]
[BlackElo "2350"]
[PlyCount "58"]
[EventDate "2022.11.29"]
[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 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. Bd3 dxe4 6. Nxe4 Nxe4 7. Bxe7 Nxf2 8. Bxd8 Nxd1 9. Bxc7 Nxb2 10. Be4 0-0 11. Nf3 Na6 12. Bf4 Na4 13. Bd2 Nb6 14. Bd3 Bd7 15. Ne5 Ba4 16. 0-0 f6 17. Nf3 Rac8 18. Rac1 Nc4 19. Bf4 Nb4 20. Be4 Bc6 21. Rfe1 Bxe4 22. Rxe4 Rfe8 23. Rb1 Nd5 24. Rxb7 f5 25. Be5 fxe4 26. Ng5 Re7 27. Rb1 Nc3 28. Re1 e3 29. d5 Nxe5 0-1

[Event "Titled Tuesday intern op 29th Nov Early"]
[Site "Chess.com INT"]
[Date "2022.11.29"]
[Round "6"]
[White "Tologontegin, Semetey"]
[Black "Van Osch, Mees"]
[Result "1-0"]
[ECO "B17"]
[WhiteElo "2382"]
[BlackElo "2350"]
[PlyCount "51"]
[EventDate "2022.11.29"]
[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 c6 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Qe2 Nxe4 6. Qxe4 Nd7 7. Bc4 Nf6 8. Qe2 Bf5 9. d4 e6 10. 0-0 Be7 11. c3 0-0 12. Ne5 c5 13. dxc5 Bxc5 14. Be3 Rc8 15. Bxc5 Rxc5 16. Bb3 Ne4 17. Rad1 Qf6 18. Nd7 Qg6 19. Nxf8 Kxf8 20. Rd8+ Ke7 21. Rfd1 Ng5 22. Qe3 b6 23. Kf1 Qh5 24. Qd4 Qxh2 25. Re8+ Kxe8 26. Qd8# 1-0

[Event "Titled Tuesday intern op 29th Nov Early"]
[Site "Chess.com INT"]
[Date "2022.11.29"]
[Round "3"]
[White "Tsydypov, Zhamsaran"]
[Black "Van Osch, Mees"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "2534"]
[BlackElo "2350"]
[PlyCount "103"]
[EventDate "2022.11.29"]
[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. b3 e5 2. Bb2 Nc6 3. e3 Nf6 4. Bb5 Bd6 5. Ne2 0-0 6. Bxc6 dxc6 7. Ng3 Bg4 8. f3 Be6 9. 0-0 a5 10. a4 g6 11. Nc3 Nd5 12. Nce4 Be7 13. Bxe5 f5 14. Nf2 Qd7 15. Nd3 Rad8 16. Bd4 b6 17. Ne5 Qe8 18. Qe2 c5 19. Bb2 Nb4 20. Rac1 Bf6 21. f4 Nc6 22. Nxc6 Qxc6 23. Bxf6 Rxf6 24. d3 c4 25. dxc4 Bf7 26. Rcd1 Re8 27. Rd3 Rfe6 28. Rfd1 Kg7 29. Qd2 R8e7 30. Qc3+ Kg8 31. Rd8+ Re8 32. Rxe8+ Bxe8 33. Kf2 Qc5 34. Ne2 Rd6 35. Rxd6 Qxd6 36. Qd4 Qe6 37. Nc3 Bc6 38. Nd5 Bxd5 39. Qxd5 Qxd5 40. cxd5 Kf7 41. e4 fxe4 42. Ke3 Ke7 43. Kxe4 Kd6 44. Kd4 Ke7 45. g4 Kd6 46. f5 gxf5 47. gxf5 Ke7 48. Ke5 Kf7 49. d6 cxd6+ 50. Kxd6 Kf6 51. Kc6 b5 52. axb5 1-0

[Event "Titled Tuesday intern op 29th Nov Early"]
[Site "Chess.com INT"]
[Date "2022.11.29"]
[Round "7"]
[White "Van Osch, Mees"]
[Black "Aarav, Dengla"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2350"]
[BlackElo "2357"]
[PlyCount "92"]
[EventDate "2022.11.29"]
[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. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Nb3 e6 7. g4 b5 8. g5 Nfd7 9. Bg2 Bb7 10. f4 Be7 11. h4 h6 12. Be3 e5 13. g6 fxg6 14. Bd2 Bxh4+ 15. Kf1 0-0 16. Qg4 Be7 17. Qxg6 Qe8 18. Qxe8 Rxe8 19. Na5 Bc8 20. Nd5 Bd8 21. Nb3 Nc6 22. f5 Nf6 23. Nxf6+ Bxf6 24. Na5 Bd7 25. Rd1 Be7 26. c3 Nxa5 27. Bf3 Nc4 28. Bc1 Rf8 29. b3 Nb6 30. Rg1 Kh7 31. Bh5 d5 32. Be3 Rab8 33. Bxb6 Rxb6 34. Rxd5 Bxf5 35. Ke2 Bc8 36. Rxe5 Bg5 37. Rh1 Re6 38. Rc5 Rxe4+ 39. Kd3 Re3+ 40. Kc2 Rf2+ 41. Kb1 Bf5+ 42. Ka1 Bf6 43. Rc1 b4 44. Rxf5 Bxc3+ 45. Rxc3 Re1+ 46. Rc1 Rxc1# 0-1

[Event "Titled Tuesday intern op 29th Nov Early"]
[Site "Chess.com INT"]
[Date "2022.11.29"]
[Round "10"]
[White "Van Osch, Mees"]
[Black "D'Arruda, Ricardo D"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2350"]
[BlackElo "2271"]
[PlyCount "119"]
[EventDate "2022.11.29"]
[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 Nc6 3. Bb5 g6 4. Bxc6 dxc6 5. d3 c4 6. dxc4 Qxd1+ 7. Kxd1 Nf6 8. Re1 Bg7 9. h3 0-0 10. Bf4 Nxe4 11. Rxe4 Bxb2 12. Be5 Bxa1 13. Bxa1 Bf5 14. Re2 Rad8+ 15. Kc1 Rfe8 16. g4 Bc8 17. Nbd2 f6 18. Ne4 Kf7 19. Bb2 b6 20. c5 Ba6 21. Re3 Rd7 22. g5 Red8 23. Bc3 Rd1+ 24. Kb2 f5 25. Ne5+ Ke8 26. Nf6+ exf6 27. Nxc6+ Kf7 28. Re7+ Kf8 29. gxf6 R8d7 30. Rxd7 Rxd7 31. Nb8 Bc8 32. Nxd7+ Bxd7 33. cxb6 axb6 34. Kb3 Be6+ 35. Kb4 Bxa2 36. Kb5 Bb1 37. Bb4+ Kf7 38. c3 Kxf6 39. Kxb6 Ke6 40. c4 Kd7 41. c5 Be4 42. Kb5 g5 43. Bd2 g4 44. h4 Bc6+ 45. Kc4 Ke6 46. Bf4 h5 47. Kd4 Bd5 48. Bd6 Bc6 49. Ke3 Bd5 50. Kf4 Bf3 51. Kg5 Be2 52. Bg3 Bd1 53. c6 Bf3 54. c7 Kd7 55. Kxf5 Be2 56. Kg5 Ba6 57. Kxh5 Bc8 58. Kg6 Ke6 59. h5 Ke7 60. Kg7 1-0

[Event "Titled Tuesday intern op 29th Nov Early"]
[Site "Chess.com INT"]
[Date "2022.11.29"]
[Round "11"]
[White "Van Osch, Mees"]
[Black "Fernandez Garcia, Gumersindo"]
[Result "1-0"]
[ECO "C11"]
[WhiteElo "2350"]
[BlackElo "2172"]
[PlyCount "93"]
[EventDate "2022.11.29"]
[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 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. Nce2 c5 6. c3 Nc6 7. f4 Qb6 8. Nf3 Be7 9. b3 a5 10. g4 a4 11. bxa4 cxd4 12. Nexd4 Nxd4 13. cxd4 Qa5+ 14. Bd2 Qxa4 15. Qxa4 Rxa4 16. Bb5 Ra3 17. Ke2 0-0 18. Rhc1 Nb6 19. Rc7 Bd8 20. Rc2 Be7 21. Rac1 Ra8 22. a4 h6 23. Rc7 Bd8 24. R7c2 Be7 25. a5 Nc4 26. Bxc4 dxc4 27. Rxc4 Bd7 28. Rc7 Bb5+ 29. Ke3 Ba3 30. Ra1 Bc6 31. Rxa3 Rfd8 32. Ne1 Rd5 33. Nd3 Rad8 34. Bc3 Rb5 35. a6 g5 36. a7 Ra8 37. fxg5 hxg5 38. Nc5 Rb1 39. Nd7 Bxd7 40. Rxd7 Kg7 41. d5 exd5 42. e6+ Kg6 43. Rxf7 Rh1 44. Rf6+ Kh7 45. e7 Rxh2 46. Rf8 Rh3+ 47. Kd4 1-0

[Event "Titled Tuesday intern op 29th Nov Early"]
[Site "Chess.com INT"]
[Date "2022.11.29"]
[Round "2"]
[White "Van Osch, Mees"]
[Black "Manukyan, Sargis A"]
[Result "0-1"]
[ECO "B77"]
[WhiteElo "2350"]
[BlackElo "2163"]
[PlyCount "56"]
[EventDate "2022.11.29"]
[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. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. Bc4 Bd7 10. Bb3 Rc8 11. g4 Nxd4 12. Bxd4 b5 13. a3 a5 14. h4 b4 15. axb4 axb4 16. Nd5 Nxd5 17. Bxd5 Bxd4 18. Qxd4 Rxc2 19. Bb3 Rc5 20. h5 Qb6 21. Rd1 Rb5 22. Qd2 g5 23. h6 Kh8 24. Bd5 f6 25. Kf1 Rc5 26. Rh5 Ba4 27. Ra1 Rc2 28. Qe1 Bb5+ 0-1

[Event "Titled Tuesday intern op 29th Nov Early"]
[Site "Chess.com INT"]
[Date "2022.11.29"]
[Round "4"]
[White "Van Osch, Mees"]
[Black "Roque Sola, Jose Luis"]
[Result "1-0"]
[ECO "C11"]
[WhiteElo "2350"]
[BlackElo "2217"]
[PlyCount "83"]
[EventDate "2022.11.29"]
[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 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. Nce2 c5 6. c3 Nc6 7. f4 a6 8. Nf3 b5 9. g4 Be7 10. Ng3 cxd4 11. cxd4 Bb7 12. Bd3 Bb4+ 13. Kf2 Be7 14. h4 Qb6 15. Be3 Rc8 16. h5 Nb4 17. Bb1 Qc7 18. Ne1 Nb6 19. a3 Nc6 20. b3 Na5 21. Nd3 Qc3 22. Nc5 Bxc5 23. dxc5 Nd7 24. b4 Qxa1 25. bxa5 Qxa3 26. f5 Nxc5 27. h6 Qb2+ 28. Kg1 Qxe5 29. Qe1 gxh6 30. Rxh6 d4 31. fxe6 Qxe3+ 32. Qxe3 dxe3 33. exf7+ Kxf7 34. g5 Ke7 35. Nf5+ Kd7 36. Nxe3 Ne6 37. Bf5 Rc1+ 38. Kf2 Rc6 39. Ng4 Ke7 40. Ne5 Rc5 41. Rxe6+ Kd8 42. Nf7+ 1-0

[Event "Titled Tuesday intern op 29th Nov Early"]
[Site "Chess.com INT"]
[Date "2022.11.29"]
[Round "1"]
[White "Van Osch, Mees"]
[Black "Seo, Jung Min"]
[Result "0-1"]
[ECO "B94"]
[WhiteElo "2350"]
[BlackElo "2507"]
[PlyCount "36"]
[EventDate "2022.11.29"]
[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. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Nb3 e5 7. Bg5 Be6 8. Qd2 Nbd7 9. 0-0-0 Qc7 10. Kb1 b5 11. f4 Be7 12. f5 Bc4 13. h3 b4 14. Bxc4 Qxc4 15. Nd5 Nxd5 16. Bxe7 Nxe7 17. Qxd6 Nf6 18. Na5 Qb5 0-1

[Event "BL2-West 2223"]
[Site "Germany"]
[Date "2022.11.27"]
[Round "4.3"]
[White "Van Osch, Mees"]
[Black "Levin, Felix"]
[Result "1-0"]
[ECO "B15"]
[WhiteElo "2342"]
[BlackElo "2451"]
[PlyCount "123"]
[EventDate "2022.10.22"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Muelheim Nord II"]
[BlackTeam "Duesseldorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c6 2. Nc3 d5 3. Nf3 g6 4. d4 Bg7 5. h3 dxe4 6. Nxe4 Nf6 7. Nxf6+ exf6 8. Bd3 0-0 9. 0-0 a5 10. c4 Na6 11. Re1 Nb4 12. Bb1 b5 13. a3 Na6 14. Be4 bxc4 15. Bxc6 Rb8 16. Qc2 Bd7 17. Bxd7 Qxd7 18. Qxc4 Nc7 19. Bf4 Rfc8 20. Qe2 Rb7 21. Bxc7 Rbxc7 22. Qd2 a4 23. Rac1 Bf8 24. Rxc7 Qxc7 25. Nh2 Qc2 26. Qxc2 Rxc2 27. Rb1 Bh6 28. Ng4 Rc1+ 29. Rxc1 Bxc1 30. Nxf6+ Kg7 31. Ne8+ Kf8 32. Nd6 Bxb2 33. Nb5 Ke7 34. d5 Kf6 35. Kf1 Ke5 36. d6 Ke6 37. Ke2 Bf6 38. Kd3 Kd5 39. Nc3+ Kc6 40. Kc4 Bd8 41. Nxa4 Kxd6 42. Nc5 Bb6 43. Nd3 h5 44. a4 g5 45. Kb5 Bd4 46. a5 h4 47. a6 f6 48. f3 Be3 49. Nb2 Ba7 50. Nc4+ Kc7 51. Nb2 Kd6 52. Na4 Kc7 53. Nb2 Kd6 54. Nc4+ Kc7 55. Nd2 f5 56. Nc4 Bd4 57. Na5 Bg1 58. Nb7 Ba7 59. Kc4 Kc6 60. Nd8+ Kd6 61. Kd3 Kd7 62. Nf7 1-0

[Event "Titled Tuesday intern op 22nd Nov Early"]
[Site "Chess.com INT"]
[Date "2022.11.22"]
[Round "10"]
[White "Ai, Evan Zihao"]
[Black "Van Osch, Mees"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2055"]
[BlackElo "2350"]
[PlyCount "66"]
[EventDate "2022.11.22"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 Nc6 7. Be3 e5 8. Nf3 Be6 9. g4 d5 10. exd5 Nxd5 11. Nxd5 Qxd5 12. Qxd5 Bxd5 13. Bg2 0-0-0 14. 0-0 f6 15. Rfd1 Be7 16. b3 Kb8 17. c4 Be4 18. Bb6 Rxd1+ 19. Rxd1 Bd8 20. Bc5 Bc7 21. Rd7 Rg8 22. b4 Kc8 23. Rd2 Rd8 24. b5 Na5 25. Rxd8+ Bxd8 26. Nd2 Bxg2 27. Kxg2 Kd7 28. Kf3 g6 29. Ke4 Ke6 30. Bb4 f5+ 31. Kd3 axb5 32. cxb5 Kd5 33. f3 Bb6 0-1

[Event "Titled Tuesday intern op 22nd Nov Early"]
[Site "Chess.com INT"]
[Date "2022.11.22"]
[Round "7"]
[White "Kriti, Mayur Patel"]
[Black "Van Osch, Mees"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1406"]
[BlackElo "2350"]
[PlyCount "40"]
[EventDate "2022.11.22"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 d5 4. exd5 Qxd5 5. cxd4 Nc6 6. Nf3 Bg4 7. Nc3 Bxf3 8. Nxd5 Bxd1 9. Nc7+ Kd7 10. Nxa8 Bh5 11. Bf4 e6 12. Nc7 Bb4+ 13. Bd2 Bxd2+ 14. Kxd2 Kxc7 15. Rc1 Nge7 16. Bc4 Rd8 17. Ke3 Nf5+ 18. Kf4 Rxd4+ 19. Kg5 h6+ 20. Kxh5 Rh4# 0-1

[Event "Titled Tuesday intern op 22nd Nov Early"]
[Site "Chess.com INT"]
[Date "2022.11.22"]
[Round "11"]
[White "Stefanova, Antoaneta"]
[Black "Van Osch, Mees"]
[Result "1-0"]
[ECO "B20"]
[WhiteElo "2442"]
[BlackElo "2350"]
[PlyCount "39"]
[EventDate "2022.11.22"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. b3 e6 3. Bb2 Nc6 4. f4 d5 5. exd5 exd5 6. Nf3 Nf6 7. Bb5 Bd6 8. Ne5 0-0 9. 0-0 Bd7 10. Nxd7 Nxd7 11. Bxc6 bxc6 12. d3 Re8 13. Nd2 Nf6 14. Qf3 Qd7 15. Bxf6 gxf6 16. Qh5 Bf8 17. Nf3 Kh8 18. Nh4 Qe6 19. Rf3 Qe2 20. Nf5 1-0

[Event "Titled Tuesday intern op 22nd Nov Early"]
[Site "Chess.com INT"]
[Date "2022.11.22"]
[Round "9"]
[White "Van Osch, Mees"]
[Black "Omariev, Maksim"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2350"]
[BlackElo "2304"]
[PlyCount "127"]
[EventDate "2022.11.22"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Nb3 e6 7. g4 Be7 8. g5 Nfd7 9. h4 b5 10. f4 Bb7 11. Bg2 b4 12. Ne2 a5 13. Be3 a4 14. Nbd4 Qa5 15. Ng3 b3+ 16. c3 bxa2 17. 0-0 g6 18. f5 gxf5 19. exf5 Bxg2 20. Kxg2 e5 21. Nc2 f6 22. Qh5+ Kd8 23. Nb4 Na6 24. Nc6+ Kc7 25. Nxa5 Nac5 26. Nc4 d5 27. Qf7 dxc4 28. Qxe7 Nd3 29. Ne4 Ra6 30. Nxf6 Rd8 31. Rxa2 Kc8 32. Nxd7 Rxd7 33. Qe8+ Kc7 34. f6 Rd8 35. Qf7+ Rd7 36. Qxc4+ Rc6 37. Qxc6+ Kxc6 38. f7 Nf4+ 39. Rxf4 exf4 40. f8Q fxe3 41. Qf3+ Kb5 42. Qf5+ Kc6 43. Qxd7+ Kxd7 44. Kf3 h5 45. Kxe3 a3 46. Rxa3 Ke6 47. Ra4 Kf5 48. Rf4+ Kg6 49. Rf6+ Kh7 50. c4 Kg7 51. c5 Kh7 52. c6 Kg7 53. b3 Kh8 54. b4 Kg7 55. b5 Kg8 56. b6 Kg7 57. c7 Kg8 58. b7 Kg7 59. Kf4 Kh7 60. Kf5 Kg7 61. Ke6 Kh7 62. Kf7 Kh8 63. Kg6 Kg8 64. c8Q# 1-0

[Event "Titled Tuesday intern op 22nd Nov Early"]
[Site "Chess.com INT"]
[Date "2022.11.22"]
[Round "8"]
[White "Van Osch, Mees"]
[Black "Palacio, Igor Da Paz"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2350"]
[BlackElo "2172"]
[PlyCount "71"]
[EventDate "2022.11.22"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Nb3 e6 7. g4 b5 8. g5 Nfd7 9. Be3 Bb7 10. Bg2 Ne5 11. Qe2 Be7 12. f4 Nc4 13. 0-0-0 Nxe3 14. Qxe3 Qc7 15. f5 Nd7 16. Kb1 Ne5 17. Nd4 Bc8 18. Rhf1 b4 19. Nce2 Bd7 20. fxe6 fxe6 21. Nf4 Qc8 22. Bh3 Bxg5 23. Qg3 Bxf4 24. Qxg7 Rf8 25. Nxe6 Bxe6 26. Rxd6 Bxh3 27. Rxf4 Rxf4 28. Qxe5+ Kf7 29. Qxf4+ Kg8 30. Qg5+ Kh8 31. Qf6+ Kg8 32. Qg5+ Kh8 33. b3 Qg4 34. Qf6+ Kg8 35. Rd3 Rf8 36. Qd4 1-0

[Event "Titled Tuesday intern op 01st Nov Late"]
[Site "Chess.com INT"]
[Date "2022.11.01"]
[Round "11"]
[White "Burke, Paul"]
[Black "Van Osch, Mees"]
[Result "0-1"]
[ECO "B22"]
[BlackElo "2350"]
[PlyCount "86"]
[EventDate "2022.11.01"]
[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. d4 cxd4 3. c3 d5 4. exd5 Qxd5 5. cxd4 Nc6 6. Nf3 Bf5 7. Nc3 Qd7 8. Be2 e6 9. 0-0 Nf6 10. h3 Bd6 11. Bb5 0-0 12. Bg5 Ne4 13. Be3 Rac8 14. Rc1 Rfd8 15. Qa4 a6 16. Bxc6 Rxc6 17. Qd1 h6 18. Nd2 Nxd2 19. Qxd2 Bb4 20. a3 Bxc3 21. bxc3 b5 22. Bxh6 gxh6 23. Qxh6 Qd5 24. Rfe1 Rdc8 25. Re5 Qd8 26. Re3 Bg6 27. h4 Qf8 28. Qg5 Qd8 29. Qh6 Qf8 30. Qg5 e5 31. h5 exd4 32. Rg3 dxc3 33. hxg6 Rxg6 34. Qf4 Qg7 35. Rxg6 Qxg6 36. Qf3 c2 37. Qe2 Rc4 38. Qf3 Qg5 39. Qe3 Qxe3 40. fxe3 Kg7 41. Kf2 Kf6 42. Ke2 Ke5 43. Kd3 a5 0-1

[Event "Titled Tuesday intern op 01st Nov Late"]
[Site "Chess.com INT"]
[Date "2022.11.01"]
[Round "8"]
[White "Fernandez, Gerardo"]
[Black "Van Osch, Mees"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "2169"]
[BlackElo "2350"]
[PlyCount "39"]
[EventDate "2022.11.01"]
[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. d3 e6 3. g3 d5 4. Nd2 dxe4 5. dxe4 Nf6 6. Ngf3 b6 7. Bg2 Bb7 8. Qe2 Be7 9. 0-0 0-0 10. e5 Nd5 11. a3 Qc7 12. c4 Ba6 13. Qe4 f5 14. exf6 Nxf6 15. Qxe6+ Kh8 16. Ng5 Bb7 17. Bxb7 Qxb7 18. Nf7+ Kg8 19. Nd6+ Kh8 20. Nxb7 1-0

[Event "Titled Tuesday intern op 01st Nov Late"]
[Site "Chess.com INT"]
[Date "2022.11.01"]
[Round "6"]
[White "Simonovic, Miroslav"]
[Black "Van Osch, Mees"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "2115"]
[BlackElo "2350"]
[PlyCount "119"]
[EventDate "2022.11.01"]
[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. Bg5 Ne4 3. h4 c5 4. dxc5 Nxg5 5. hxg5 Qa5+ 6. c3 Qxc5 7. f4 Qe3 8. Qd2 Qg3+ 9. Kd1 d5 10. Nh3 Bf5 11. e3 Nd7 12. Qf2 Qxf2 13. Nxf2 e6 14. g4 Bg6 15. Bd3 Bc5 16. Ke2 Ke7 17. Nd2 f6 18. f5 Bf7 19. gxf6+ gxf6 20. fxe6 Bxe6 21. Rxh7+ Rxh7 22. Bxh7 Rh8 23. Bc2 Ne5 24. Rg1 Rh2 25. Nf3 Nxf3 26. Kxf3 Kd6 27. b4 Bb6 28. a4 a6 29. a5 Bc7 30. e4 b6 31. exd5 Bxd5+ 32. Be4 Rxf2+ 33. Kxf2 Bxe4 34. Rd1+ Ke6 35. Ke3 Bd5 36. axb6 Bxb6+ 37. Kf4 Bc7+ 38. Ke3 Be5 39. Rc1 Bc4 40. Kd2 Bf4+ 41. Kc2 Bxc1 42. Kxc1 Be2 43. Kd2 Bxg4 44. c4 f5 45. b5 a5 46. c5 Kd5 47. c6 Kd6 48. Kc3 f4 49. Kd4 f3 50. b6 Kxc6 51. b7 Kxb7 52. Ke3 a4 53. Kf2 a3 54. Kg3 a2 55. Kxg4 f2 56. Kf3 f1Q+ 57. Kg3 Qb5 58. Kh2 Qe8 59. Kg3 Qe2 60. Kf4 0-1

[Event "Titled Tuesday intern op 01st Nov Late"]
[Site "Chess.com INT"]
[Date "2022.11.01"]
[Round "10"]
[White "Van Osch, Mees"]
[Black "Floresvillar Gonzalez, Luis Miguel"]
[Result "0-1"]
[ECO "B19"]
[WhiteElo "2350"]
[BlackElo "2084"]
[PlyCount "100"]
[EventDate "2022.11.01"]
[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 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. h5 Bh7 8. Bd3 Bxd3 9. Qxd3 Nd7 10. Nf3 Ngf6 11. Bd2 e6 12. 0-0-0 Qb6 13. Kb1 0-0-0 14. Ne4 Bb4 15. c3 Ba3 16. Bc1 Be7 17. Ned2 Rhe8 18. Nc4 Qc7 19. Nce5 Nxe5 20. Nxe5 Bd6 21. f4 Nd5 22. g3 f6 23. Ng6 f5 24. Rhe1 Qf7 25. Re2 Nf6 26. Rh1 Nxh5 27. Rxh5 Qxg6 28. Rh1 a6 29. Rhe1 Re7 30. c4 Qh5 31. Rxe6 Rxe6 32. Rxe6 Qg4 33. a3 h5 34. d5 cxd5 35. Qxd5 Bc7 36. Qc5 Qxg3 37. Re7 Qd3+ 38. Ka2 Rd7 39. Re8+ Rd8 40. Re7 Qd6 41. Qxf5+ Kb8 42. Rxg7 Rf8 43. Qd5 Qxd5 44. cxd5 Bxf4 45. Rh7 Bxc1 46. Rxh5 Rf2 47. Kb3 Rxb2+ 48. Ka4 Bd2 49. d6 b5+ 50. Rxb5+ axb5# 0-1

[Event "Titled Tuesday intern op 01st Nov Late"]
[Site "Chess.com INT"]
[Date "2022.11.01"]
[Round "7"]
[White "Van Osch, Mees"]
[Black "Mesa Cruz, Juan Carlos"]
[Result "1/2-1/2"]
[ECO "B99"]
[WhiteElo "2350"]
[BlackElo "2159"]
[PlyCount "51"]
[EventDate "2022.11.01"]
[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. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. 0-0-0 Nbd7 10. g4 b5 11. Bxf6 Nxf6 12. g5 Nd7 13. f5 0-0 14. fxe6 fxe6 15. Qh5 Ne5 16. Bh3 g6 17. Qh4 Nf3 18. Nxf3 Rxf3 19. Rhf1 Rxc3 20. bxc3 Qxc3 21. Qf2 Bxg5+ 22. Kb1 Qb4+ 23. Ka1 Qc3+ 24. Kb1 Qb4+ 25. Ka1 Qc3+ 26. Kb1 1/2-1/2

[Event "Titled Tuesday intern op 01st Nov Late"]
[Site "Chess.com INT"]
[Date "2022.11.01"]
[Round "5"]
[White "Van Osch, Mees"]
[Black "Rodriguez Santiago, Jaime"]
[Result "0-1"]
[ECO "B15"]
[WhiteElo "2350"]
[BlackElo "1987"]
[PlyCount "106"]
[EventDate "2022.11.01"]
[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 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Nf3 Bd6 7. Bd3 0-0 8. 0-0 Re8 9. h3 Nd7 10. Re1 Nf8 11. Rxe8 Qxe8 12. c4 Be6 13. Qc2 Rd8 14. Be3 Qd7 15. Re1 Bb8 16. Bf1 Ng6 17. g3 Bxh3 18. Bxh3 Qxh3 19. Qe4 h5 20. d5 f5 21. Qd4 cxd5 22. cxd5 f4 23. Ng5 Qg4 24. Nxf7 Kxf7 25. Bd2 fxg3 26. Qxg4 gxf2+ 27. Kxf2 hxg4 28. Rg1 g3+ 29. Kf3 Rxd5 30. Bc3 Rd3+ 31. Ke4 Rd6 32. a4 Re6+ 33. Kf5 Nh4+ 34. Kg4 Re4+ 35. Kh3 Nf3 36. Rf1 Re3 37. Kg2 Ke6 38. Rxf3 Rxf3 39. Kxf3 Kd5 40. Bxg7 Kc4 41. a5 Bc7 42. Bc3 Kb5 43. Bd4 a6 44. Bc3 Bxa5 45. Be5 Be1 46. Ke2 Bf2 47. Bf6 Ka4 48. Be5 Kb3 49. Kf3 b5 50. Bf6 a5 51. Be5 a4 52. Bf6 b4 53. Be5 Be1 0-1

[Event "Titled Tuesday intern op 01st Nov Late"]
[Site "Chess.com INT"]
[Date "2022.11.01"]
[Round "9"]
[White "Van Osch, Mees"]
[Black "Saucey, Michel"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "2350"]
[BlackElo "2249"]
[PlyCount "69"]
[EventDate "2022.11.01"]
[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 e6 3. b3 Nc6 4. Bb2 a6 5. Bd3 d5 6. 0-0 Nf6 7. exd5 exd5 8. Re1+ Be7 9. Bxf6 gxf6 10. Nc3 Be6 11. Ne2 Qc7 12. Ng3 0-0-0 13. Bf5 Ne5 14. d4 Nxf3+ 15. Qxf3 cxd4 16. Bxe6+ fxe6 17. Rxe6 Kb8 18. Nf5 Bb4 19. Qd3 Qc3 20. Qxc3 Bxc3 21. Rd1 Rhe8 22. Rxe8 Rxe8 23. Kf1 Kc7 24. Nxd4 b5 25. Ne2 d4 26. Nxd4 Kb6 27. Ne2 Bb4 28. c3 Ba3 29. b4 Re6 30. Nd4 Re4 31. Rd3 Bb2 32. f3 Re5 33. Nb3 Re6 34. Nc5 Rc6 35. Rd7 1-0

[Event "BL2-West 2223"]
[Site "Germany"]
[Date "2022.10.23"]
[Round "2.3"]
[White "Koch, Thomas"]
[Black "Van Osch, Mees"]
[Result "0-1"]
[ECO "A65"]
[WhiteElo "2446"]
[BlackElo "2342"]
[PlyCount "100"]
[EventDate "2022.10.22"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Aachen SV"]
[BlackTeam "Muelheim Nord II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 c5 7. Nge2 Nc6 8. d5 Ne5 9. Ng3 e6 10. Be2 exd5 11. cxd5 b5 12. Nxb5 Rb8 13. Qd2 h5 14. 0-0 h4 15. Nh1 h3 16. Nf2 hxg2 17. Kxg2 Nh5 18. Nxa7 f5 19. f4 Ng4 20. Nxg4 Rxb2 21. Nh6+ Kh7 22. Qe1 Ba6 23. Rf2 Rxe2 24. Rxe2 Bxe2 25. Qxe2 Bxa1 26. Nxf5 Qe8 27. Nxd6 Qd7 28. Nab5 Rxf4 29. a4 Rh4 30. Qf3 Kg8 31. Nc4 Nf6 32. Nbd6 Rg4+ 33. Kf1 Qxa4 34. e5 Bxe5 35. Nxe5 Qa1+ 36. Ke2 Qxe5 37. Ne8 Qb2+ 38. Kf1 Qb1+ 39. Ke2 Qc2+ 40. Ke1 Qc3+ 41. Kf2 Qb2+ 42. Kf1 Qb5+ 43. Kf2 Ne4+ 44. Ke1 Qb4+ 45. Kf1 Qb1+ 46. Ke2 Nc3+ 47. Kd2 Rg2+ 48. Qxg2 Qb2+ 49. Kd3 Qxg2 50. Kxc3 Qe2 0-1

[Event "BL2-West 2223"]
[Site "Germany"]
[Date "2022.10.22"]
[Round "1.3"]
[White "Van Osch, Mees"]
[Black "Rotstein, Arkadij"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "2342"]
[BlackElo "2464"]
[PlyCount "105"]
[EventDate "2022.10.22"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Muelheim Nord II"]
[BlackTeam "Koeln Porz"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. h4 h6 5. f4 h5 6. Nf3 Bg4 7. Be3 e6 8. Qd3 Ne7 9. Nh2 d5 10. Nxg4 hxg4 11. Be2 dxe4 12. Nxe4 Nf5 13. 0-0-0 Rxh4 14. Rxh4 Qxh4 15. Bf2 g3 16. Bxg3 Nxg3 17. Qxg3 Qxg3 18. Nxg3 Nc6 19. Bb5 Ke7 20. c3 Rh8 21. Rh1 Rxh1+ 22. Nxh1 Bh6 23. g3 g5 24. Bxc6 bxc6 25. fxg5 Bxg5+ 26. Kd1 Kd6 27. Nf2 Kd5 28. Ke2 Be7 29. Nd3 c5 30. dxc5 Bxc5 31. g4 Bd6 32. Kf3 Kc4 33. Nf2 a5 34. Ke2 Kd5 35. b3 Bg3 36. Nh3 Bh4 37. Ke3 Bf6 38. Nf4+ Kd6 39. Ne2 Ke5 40. Nd4 Bg5+ 41. Kf3 Kd5 42. Nc2 Bc1 43. a4 Bd2 44. c4+ Kc5 45. Ke4 Bg5 46. Kd3 Bf6 47. Ne1 Bg5 48. Nc2 Bf4 49. Nd4 Be5 50. Nf3 Bf6 51. Nd2 Be7 52. Nf3 Bf6 53. Nd2 1/2-1/2

[Event "Oberliga NRW 2122"]
[Site "Germany"]
[Date "2022.05.29"]
[Round "6.3"]
[White "Schneider, Bernd"]
[Black "Van Osch, Mees"]
[Result "1-0"]
[ECO "A20"]
[WhiteElo "2348"]
[BlackElo "2364"]
[PlyCount "147"]
[EventDate "2021.10.31"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Bochum II"]
[BlackTeam "Muelheim Nord II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 e5 2. g3 Nf6 3. Bg2 c6 4. Nf3 e4 5. Nd4 Qb6 6. Nb3 a5 7. d3 a4 8. N3d2 Bc5 9. e3 exd3 10. 0-0 d6 11. Ne4 Nxe4 12. Bxe4 Bh3 13. Bg2 Bf5 14. e4 Be6 15. Qxd3 Nd7 16. Nd2 Ne5 17. Qc2 Qa6 18. Rd1 Bxc4 19. Nxc4 Qxc4 20. Qxc4 Nxc4 21. Bf1 Ne5 22. Bf4 Ke7 23. Kg2 f6 24. Rac1 g5 25. Bd2 g4 26. Be2 h5 27. Bf4 Ng6 28. Bd2 Bd4 29. Rc2 Nf8 30. Rh1 Ne6 31. h3 Nc5 32. hxg4 hxg4 33. Bxg4 Rxh1 34. Kxh1 Nxe4 35. Be1 d5 36. f3 Rh8+ 37. Kg2 Ng5 38. Bb4+ Kf7 39. Re2 c5 40. Bd2 Rd8 41. Ba5 Rd6 42. Bh5+ Kg7 43. Re7+ Kh6 44. Bg4 b6 45. Bd2 Kg6 46. Bf4 Be5 47. Bxe5 fxe5 48. Rxe5 b5 49. f4 Ne4 50. Bf5+ Kf6 51. g4 Ng5 52. Kf2 b4 53. Bc2 Ne6 54. Bxa4 c4 55. Bd1 d4 56. Rb5 Ra6 57. g5+ Ke7 58. Kg3 Kd6 59. Rxb4 Kc5 60. a3 d3 61. Kg4 Nc7 62. b3 cxb3 63. Rxb3 Kd4 64. Bf3 Ne6 65. f5 Nc5 66. Rb4+ Ke3 67. f6 Nd7 68. Re4+ Kf2 69. f7 d2 70. Re2+ Kg1 71. Kg3 Rg6 72. Rxd2 Rxg5+ 73. Kf4 Rg7 74. Rxd7 1-0

[Event "Oberliga NRW 2122"]
[Site "Germany"]
[Date "2022.05.08"]
[Round "9.5"]
[White "Steinmetzer, Thomas"]
[Black "Van Osch, Mees"]
[Result "0-1"]
[ECO "B44"]
[WhiteElo "2239"]
[BlackElo "2347"]
[PlyCount "92"]
[EventDate "2021.10.31"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Brackel"]
[BlackTeam "Muelheim Nord II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. g3 Bc5 6. Nb3 Bb6 7. Bg2 Nf6 8. Nc3 0-0 9. 0-0 d6 10. Bg5 Ne5 11. Qe2 h6 12. Bf4 a6 13. Rad1 Qc7 14. h3 Rd8 15. Kh2 Bd7 16. Bc1 Nc4 17. f4 Rac8 18. e5 Ne8 19. Rde1 Ba7 20. Nd2 Nxd2 21. Bxd2 Bc6 22. f5 Bxg2 23. Qxg2 dxe5 24. fxe6 fxe6 25. Re2 Nd6 26. Bc1 Nf5 27. Qe4 Rd4 28. Qf3 Rc4 29. Qh5 Bd4 30. g4 e4+ 31. Bf4 Be5 32. gxf5 Bxf4+ 33. Kh1 Qe5 34. Qg4 e3 35. fxe6 Bg5 36. Rf5 Qd6 37. Rd5 Qc6 38. Qf5 Rf8 39. Qe5 Bf4 40. Qh5 Bg5 41. e7 Rf7 42. Kg1 Rxe7 43. Rg2 Rxc3 44. Rgxg5 e2 45. Rd8+ Kh7 46. Re5 Rg3+ 0-1

[Event "Bundesliga 2122"]
[Site "Germany"]
[Date "2022.03.06"]
[Round "2.6"]
[White "Meier, Georg"]
[Black "Van Osch, Mees"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "2631"]
[BlackElo "2349"]
[PlyCount "71"]
[EventDate "2022.03.05"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Baden-Baden"]
[BlackTeam "Muelheim Nord"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 Nf6 2. Nc3 g6 3. d4 Bg7 4. Nf3 0-0 5. Bg5 c5 6. d5 d6 7. Nd2 h6 8. Bh4 g5 9. Bg3 Nh5 10. e4 Nxg3 11. hxg3 e6 12. Bd3 exd5 13. cxd5 Nd7 14. f4 a6 15. Nc4 b5 16. Nxd6 c4 17. Bc2 Qb6 18. e5 Qe3+ 19. Kf1 Nc5 20. Qf3 Qxf3+ 21. gxf3 Rd8 22. Re1 Bd7 23. Nce4 Nxe4 24. Bxe4 Rab8 25. Bf5 Rb6 26. Bxd7 Rxd6 27. exd6 Rxd7 28. Re8+ Kh7 29. fxg5 Rxd6 30. Rh5 Kg6 31. gxh6 Bxb2 32. g4 Kh7 33. Re7 Rf6 34. Ke2 c3 35. Rc7 a5 36. Rf5 1-0

[Event "Bundesliga 2122"]
[Site "Germany"]
[Date "2022.03.05"]
[Round "1.6"]
[White "Van Osch, Mees"]
[Black "Heimann, Andreas"]
[Result "0-1"]
[ECO "C47"]
[WhiteElo "2349"]
[BlackElo "2581"]
[PlyCount "96"]
[EventDate "2022.03.05"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Muelheim Nord"]
[BlackTeam "Deizisau"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. h3 d5 5. exd5 Nxd5 6. Bb5 Nxc3 7. bxc3 Bd6 8. 0-0 0-0 9. Re1 Re8 10. d4 exd4 11. Rxe8+ Qxe8 12. cxd4 a6 13. Bf1 Bf5 14. c4 Rd8 15. Qb3 Nxd4 16. Nxd4 Qe5 17. g3 Qxd4 18. Bb2 Qd2 19. Rd1 Qc2 20. Qxc2 Bxc2 21. Rd2 Bf5 22. Bg2 b6 23. Bc3 Be6 24. Bf1 Rd7 25. h4 f6 26. Kh2 Bc5 27. Rxd7 Bxd7 28. Kg2 Bf5 29. Bb2 Be4+ 30. f3 Bb1 31. a3 Kf7 32. g4 Ke6 33. Kg3 Bd6+ 34. Kf2 Be5 35. Bc1 Kd6 36. c5+ Kxc5 37. Bxa6 Bd4+ 38. Ke2 b5 39. f4 h5 40. gxh5 Bf5 41. a4 bxa4 42. Ba3+ Kd5 43. Bb5 Ke4 44. Bxa4 Bg4+ 45. Kf1 Bxh5 46. Bf8 f5 47. Bc6+ Kxf4 48. Be7 Bf6 0-1

[Event "Prague op-A 20th"]
[Site "Prague"]
[Date "2022.01.14"]
[Round "9"]
[White "Pham, Khoi"]
[Black "Van Osch, Mees"]
[Result "1/2-1/2"]
[ECO "C11"]
[WhiteElo "2114"]
[BlackElo "2366"]
[PlyCount "140"]
[EventDate "2022.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 cxd4 8. Nxd4 Bc5 9. Qd2 0-0 10. 0-0-0 a6 11. Nb3 Be7 12. Bd3 Nb4 13. Kb1 b5 14. g4 Nxd3 15. cxd3 Bb7 16. Nd4 b4 17. Nce2 a5 18. Rc1 Ra6 19. g5 a4 20. h4 Qa5 21. h5 Nc5 22. Qd1 Bc8 23. Ng3 Nb3 24. Nc6 Rxc6 25. Rxc6 d4 26. Bf2 Bb7 27. Rc4 Bxh1 28. Nxh1 Nc5 29. Bxd4 Nd7 30. Nf2 Nb6 31. Bxb6 Qxb6 32. d4 a3 33. b3 Qb7 34. Qh1 Qxh1+ 35. Nxh1 f6 36. gxf6 gxf6 37. Nf2 fxe5 38. dxe5 Rf5 39. Kc2 Rxh5 40. Kd3 Rh2 41. Rc2 Kf7 42. Re2 h5 43. Ne4 Rh1 44. Nf2 Rb1 45. Ke4 Rb2 46. Kf3 h4 47. Nd3 Rxe2 48. Kxe2 h3 49. Kf3 Kg6 50. Nf2 h2 51. Kg2 Bc5 52. Ne4 Bg1 53. Ng3 Be3 54. Kf3 Bd2 55. Kg4 Be3 56. Kf3 Bc1 57. Kg4 Bd2 58. Nh1 Be1 59. Kf3 Kf5 60. Ke2 Kxf4 61. Kxe1 Kxe5 62. Ke2 Kd4 63. Kd2 e5 64. Ng3 e4 65. Nh1 e3+ 66. Ke2 Ke4 67. Ng3+ Kf4 68. Nh1 Ke4 69. Ng3+ Kd4 70. Nh1 Ke4 1/2-1/2

[Event "Prague op-A 20th"]
[Site "Prague"]
[Date "2022.01.13"]
[Round "8"]
[White "Van Osch, Mees"]
[Black "Carlsson, Ludvig"]
[Result "1/2-1/2"]
[ECO "C47"]
[WhiteElo "2366"]
[BlackElo "2355"]
[PlyCount "31"]
[EventDate "2022.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. h3 d5 5. exd5 Nxd5 6. Bb5 Nxc3 7. bxc3 Bd6 8. 0-0 0-0 9. Re1 Qf6 10. d4 exd4 11. cxd4 a6 12. Bd3 Bf5 13. Rb1 Bxd3 14. Qxd3 b6 15. Bd2 Qg6 16. Qxg6 1/2-1/2

[Event "Prague op-A 20th"]
[Site "Prague"]
[Date "2022.01.12"]
[Round "7"]
[White "Nielsen, Andre"]
[Black "Van Osch, Mees"]
[Result "0-1"]
[ECO "C13"]
[WhiteElo "2207"]
[BlackElo "2366"]
[PlyCount "188"]
[EventDate "2022.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Be7 6. Bxf6 gxf6 7. Qd2 f5 8. Ng3 h5 9. Nf3 h4 10. Ne2 Qd6 11. 0-0-0 Nd7 12. Nc3 a6 13. Bd3 b5 14. Rhe1 Bb7 15. d5 Bxd5 16. Nxd5 Qxd5 17. Bxf5 Qxd2+ 18. Rxd2 0-0-0 19. Bd3 Bf6 20. c3 c6 21. Kc2 Kc7 22. Bf1 Rh5 23. Red1 Rd5 24. c4 Rxd2+ 25. Rxd2 b4 26. Ne1 a5 27. Nd3 Rb8 28. Be2 Bg7 29. Bh5 Rf8 30. f4 Bd4 31. Rd1 c5 32. Rf1 a4 33. Nc1 Rg8 34. Bf3 Nb6 35. b3 axb3+ 36. axb3 Nc8 37. Ne2 Bf6 38. g3 Nd6 39. g4 Rb8 40. h3 Rb6 41. g5 Bg7 42. g6 f5 43. Nc1 Ra6 44. Re1 Ne8 45. Nd3 Ra2+ 46. Kb1 Ra1+ 47. Kc2 Rxe1 48. Nxe1 Kd6 49. Ng2 Bf6 50. Ne3 Bd4 51. Ng2 Bf2 52. Kd3 Ke7 53. Bc6 Ng7 54. Ke2 Bg3 55. Kf3 Kf6 56. Ne3 Kxg6 57. Nd1 Bh2 58. Nb2 Bg1 59. Nd3 Bd4 60. Ba4 Kf7 61. Ne1 Nh5 62. Ng2 Bf6 63. Bc6 Ke7 64. Ba8 Kd6 65. Ne3 Ng7 66. Bb7 Kc7 67. Ba8 Ne8 68. Ke2 Nd6 69. Bf3 Nc8 70. Bd5 Kd6 71. Bb7 Ne7 72. Ba8 Bb2 73. Ng2 Ng6 74. Kf3 Bc1 75. Bb7 e5 76. fxe5+ Nxe5+ 77. Ke2 Bg5 78. Ne1 Ng6 79. Nf3 Nf4+ 80. Kf1 Bf6 81. Bc8 Nh5 82. Kf2 f4 83. Nd2 Ke5 84. Kf3 Ng3 85. Bd7 Be7 86. Kg4 Ne2 87. Nf3+ Ke4 88. Bc6+ Ke3 89. Ne1 Nd4 90. Ng2+ Kf2 91. Bd5 f3 92. Nxh4 Bxh4 93. Kxh4 Nxb3 94. Kg4 Nd2 0-1

[Event "Prague op-A 20th"]
[Site "Prague"]
[Date "2022.01.11"]
[Round "6"]
[White "Van Osch, Mees"]
[Black "Vojta, Jakub"]
[Result "0-1"]
[ECO "C16"]
[WhiteElo "2366"]
[BlackElo "2216"]
[PlyCount "92"]
[EventDate "2022.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 b6 5. Bd2 Ne7 6. a3 Bxc3 7. Bxc3 Ba6 8. Ne2 c5 9. b4 cxd4 10. Nxd4 Bxf1 11. Kxf1 0-0 12. Qd3 Nd7 13. h4 Nxe5 14. Qg3 Nc4 15. Nxe6 Nf5 16. Nxd8 Nxg3+ 17. fxg3 Raxd8 18. Bd4 Rfe8 19. Kf2 Re4 20. c3 Rde8 21. Ra2 Nd6 22. Rd1 Nf5 23. a4 g5 24. hxg5 Nxd4 25. Rxd4 Rxd4 26. cxd4 Re4 27. Rc2 Rxd4 28. Rc7 a5 29. bxa5 bxa5 30. Rc5 Rxa4 31. Rxd5 Ra2+ 32. Kf3 a4 33. Rd8+ Kg7 34. Ra8 a3 35. Kf4 Rf2+ 36. Ke3 Rxg2 37. Kf3 Ra2 38. Kg4 Ra1 39. Kf5 h5 40. gxh6+ Kxh6 41. Kg4 a2 42. Rh8+ Kg6 43. Rh2 f5+ 44. Kh4 Kh6 45. Kh3 Kg5 46. Kg2 Rb1 0-1

[Event "Prague op-A 20th"]
[Site "Prague"]
[Date "2022.01.10"]
[Round "5"]
[White "Melaa, Sondre Lillestol"]
[Black "Van Osch, Mees"]
[Result "0-1"]
[ECO "E94"]
[WhiteElo "2165"]
[BlackElo "2366"]
[PlyCount "64"]
[EventDate "2022.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 Na6 7. 0-0 e5 8. d5 Nc5 9. Qc2 a5 10. b3 Ng4 11. Bg5 f6 12. Bh4 g5 13. Bg3 f5 14. exf5 Bxf5 15. Qd2 h6 16. Rac1 Nf6 17. Qe3 Qe8 18. Ne1 Qg6 19. Rd1 h5 20. f3 h4 21. Bf2 Bh6 22. Qd2 e4 23. Bxc5 dxc5 24. fxe4 Nxe4 25. Nxe4 g4 26. Rxf5 Bxd2 27. Rxf8+ Rxf8 28. Nxd2 Qe8 29. Bd3 Qe3+ 30. Kh1 h3 31. Nf1 Qf2 32. Ng3 Re8 0-1

[Event "Prague op-A 20th"]
[Site "Prague"]
[Date "2022.01.09"]
[Round "4"]
[White "Van Osch, Mees"]
[Black "Haring, Filip"]
[Result "0-1"]
[ECO "B32"]
[WhiteElo "2366"]
[BlackElo "2398"]
[PlyCount "78"]
[EventDate "2022.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 Be6 8. Nc4 Rb8 9. g3 h5 10. h4 Nd4 11. Ne3 g6 12. Bg2 Bh6 13. Ncd5 Bxd5 14. Nxd5 Bxc1 15. Rxc1 Nf6 16. Nxf6+ Qxf6 17. c3 Nc6 18. 0-0 g5 19. hxg5 Qxg5 20. Qxd6 h4 21. Rcd1 Rd8 22. Qc7 hxg3 23. Rxd8+ Nxd8 24. Rd1 gxf2+ 25. Kxf2 Qf4+ 26. Kg1 Qh2+ 27. Kf1 Ne6 28. Qb8+ Ke7 29. Qxb7+ Kf8 30. Qb8+ Kg7 31. Qb6 Rh6 32. Rd2 Nd4 33. Qb8 Qf4+ 34. Kg1 Qe3+ 35. Rf2 Qe1+ 36. Bf1 Rg6+ 37. Kh1 Qxf2 38. Qxe5+ Kh7 39. Qh2+ Rh6 0-1

[Event "Prague op-A 20th"]
[Site "Prague"]
[Date "2022.01.08"]
[Round "3"]
[White "Panjer, Sydney"]
[Black "Van Osch, Mees"]
[Result "0-1"]
[ECO "A15"]
[WhiteElo "1543"]
[BlackElo "2366"]
[PlyCount "78"]
[EventDate "2022.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 b6 3. g3 Bb7 4. Bg2 g6 5. b3 Bg7 6. Bb2 0-0 7. 0-0 d6 8. d4 Nbd7 9. Nc3 e5 10. d5 Qe7 11. e4 Ng4 12. Bh3 Ndf6 13. Bxg4 Nxg4 14. Ne1 f5 15. Nd3 Bc8 16. Qe2 Bd7 17. f3 Nf6 18. b4 Bh6 19. Bc1 Bxc1 20. Raxc1 a5 21. a3 h5 22. Qe3 Kg7 23. Qg5 Qf7 24. exf5 Bxf5 25. Nf2 axb4 26. axb4 Ra3 27. Nfe4 Bh3 28. Nxf6 Bxf1 29. Nce4 Rxf3 30. Rxf1 Rxf1+ 31. Kxf1 Qe7 32. Ke2 Rxf6 33. Nxf6 Qxf6 34. Qd2 Qf5 35. Qa2 Qe4+ 36. Kf2 Qd4+ 37. Kg2 Qe4+ 38. Kf2 Qd4+ 39. Kg2 e4 0-1

[Event "Prague op-A 20th"]
[Site "Prague"]
[Date "2022.01.08"]
[Round "2"]
[White "Van Osch, Mees"]
[Black "Koubova, Anna Marie"]
[Result "1-0"]
[ECO "B15"]
[WhiteElo "2366"]
[BlackElo "2137"]
[PlyCount "71"]
[EventDate "2022.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. c3 Bd6 7. Bd3 0-0 8. Qc2 Re8+ 9. Ne2 h5 10. Be3 Nd7 11. 0-0-0 b5 12. d5 c5 13. Bxb5 Rb8 14. c4 a6 15. Ba4 Re7 16. Rhe1 Ne5 17. Ng3 Reb7 18. b3 Rb4 19. Bd2 Rxa4 20. bxa4 Qb6 21. Re3 Ng4 22. Rb3 Qc7 23. Ne4 Bd7 24. Rxb8+ Qxb8 25. Qb3 Qc7 26. f3 Ne5 27. a5 Bf5 28. Qb6 Bxe4 29. Qxc7 Bxc7 30. fxe4 Nxc4 31. g3 Kf8 32. Kc2 Ke7 33. Kb3 Ne5 34. Bf4 Bxa5 35. Bxe5 fxe5 36. Kc4 1-0

[Event "Prague op-A 20th"]
[Site "Prague"]
[Date "2022.01.07"]
[Round "1"]
[White "Shatil, Shir"]
[Black "Van Osch, Mees"]
[Result "0-1"]
[ECO "E92"]
[WhiteElo "1977"]
[BlackElo "2366"]
[PlyCount "53"]
[EventDate "2022.01.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. h3 e5 7. d5 a5 8. Bg5 Na6 9. Nd2 Qe8 10. Be2 Nd7 11. a3 Nb6 12. b3 f6 13. Be3 f5 14. f3 Bd7 15. Qc2 Nc5 16. 0-0 Bf6 17. b4 Nca4 18. c5 Nxc3 19. Qxc3 Nc8 20. cxd6 cxd6 21. Qc7 b6 22. Bxb6 Nxb6 23. Qxb6 Bd8 24. Qb7 Rc8 25. Nc4 Rc7 26. Qa8 Rxc4 27. Qa6 0-1

[Event "Bremen Silvester op"]
[Site "Bremen"]
[Date "2021.12.30"]
[Round "7"]
[White "Nagel, Bernhard"]
[Black "Van Osch, Mees"]
[Result "0-1"]
[ECO "A36"]
[WhiteElo "2180"]
[BlackElo "2364"]
[PlyCount "94"]
[EventDate "2021.12.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 0-0 5. e4 d6 6. Nge2 c5 7. d3 Nc6 8. 0-0 Rb8 9. h3 a6 10. a4 Ne8 11. Be3 Nc7 12. d4 cxd4 13. Nxd4 Ne6 14. Nde2 Nc5 15. Rb1 a5 16. b3 b6 17. Qd2 Re8 18. Nd4 Nxd4 19. Bxd4 Bxd4 20. Qxd4 Bb7 21. Rfe1 Bc6 22. h4 Qd7 23. Kh2 Qe6 24. f4 Qg4 25. Qe3 Qe6 26. Ne2 Bd7 27. Ng1 Bc6 28. Ne2 Bb7 29. Nd4 Qd7 30. Bh3 e6 31. e5 Be4 32. Rbd1 d5 33. cxd5 Bxd5 34. f5 exf5 35. Nxf5 Qc6 36. Nd4 Qb7 37. Qh6 Be4 38. Qf4 Qd5 39. Nf3 Qxb3 40. Ng5 Bd5 41. e6 f5 42. Bxf5 gxf5 43. Nxh7 Rxe6 44. Rxe6 Nxe6 45. Qh6 Qxd1 46. Qg6+ Kh8 47. Nf6 Qh1# 0-1

[Event "Bremen Silvester op"]
[Site "Bremen"]
[Date "2021.12.29"]
[Round "5"]
[White "Schmitz, Andreas Arnold"]
[Black "Van Osch, Mees"]
[Result "1-0"]
[ECO "C18"]
[WhiteElo "2015"]
[BlackElo "2364"]
[PlyCount "141"]
[EventDate "2021.12.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. Qg4 Kf8 7. Nf3 cxd4 8. Nxd4 Qc7 9. Qg3 Nc6 10. Nxc6 bxc6 11. b4 Bb6 12. Bb2 Ne7 13. Na4 h5 14. c4 Qb8 15. cxd5 cxd5 16. Bd3 h4 17. Qg5 Bd7 18. Nxb6 Qxb6 19. 0-0 Bb5 20. Bxb5 Qxb5 21. a4 Qe2 22. Bd4 Rh5 23. Qe3 Qxe3 24. fxe3 Ke8 25. Rac1 Rc8 26. Bxa7 Rxe5 27. b5 Re4 28. b6 Rb4 29. Rb1 Rxa4 30. b7 Rxa7 31. b8Q Rxb8 32. Rxb8+ Kd7 33. Rxf7 g6 34. Rh8 Kd6 35. Rxh4 Nf5 36. Rxa7 Nxh4 37. Kf2 Ke5 38. g4 g5 39. Ra4 Ng6 40. Rb4 Nf8 41. Rb7 Ng6 42. Rh7 Kf6 43. Kg3 Ke5 44. Rf7 Nh4 45. Kf2 Ng6 46. Ke2 Nh4 47. Kd3 Ng6 48. Ra7 Kf6 49. h3 Ne5+ 50. Ke2 Kg6 51. e4 d4 52. Ra4 d3+ 53. Ke3 Kf7 54. Ra2 Ke7 55. Kd4 Nc6+ 56. Kc5 Ne5 57. Rd2 Kf6 58. Rd1 Ke7 59. Kd4 Kd6 60. Rf1 d2 61. Rd1 Nf3+ 62. Ke3 Nh4 63. Rxd2+ Ke5 64. Ra2 Ng6 65. Ra5+ Kf6 66. Kd4 Nf4 67. e5+ Kg6 68. Ra3 Kf7 69. Rf3 Kg6 70. Rxf4 gxf4 71. h4 1-0

[Event "Bremen Silvester op"]
[Site "Bremen"]
[Date "2021.12.29"]
[Round "6"]
[White "Van Osch, Mees"]
[Black "Lutz, Ruben"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "2364"]
[BlackElo "2120"]
[PlyCount "109"]
[EventDate "2021.12.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nf6 5. Qe2 Nxe4 6. Qxe4 Qd5 7. Qf4 Qf5 8. Qe3 Qe6 9. b3 Qxe3+ 10. fxe3 f6 11. d4 Bf5 12. c4 e6 13. Bb2 Nd7 14. 0-0-0 Bd6 15. Be2 0-0 16. Nd2 e5 17. g4 Bg6 18. h4 Rfe8 19. h5 Bf7 20. Ne4 Bf8 21. Bf3 h6 22. Rhe1 a5 23. Re2 a4 24. Nc3 axb3 25. axb3 Rac8 26. Kc2 Kh8 27. d5 Nc5 28. Ba3 e4 29. Bg2 cxd5 30. cxd5 Na4 31. bxa4 Bxa3 32. Kb3 Re5 33. Rc2 Bf8 34. Rd4 Rce8 35. Kb2 Bc5 36. Rxe4 Bxe3 37. Re2 Bc5 38. Rxe5 fxe5 39. Kb3 b6 40. Be4 Kg8 41. Nb5 Kf8 42. Kc4 Ra8 43. Bc2 Rc8 44. Bf5 Ra8 45. Ra2 Rd8 46. Nc7 Ke7 47. a5 Kd6 48. Nb5+ Ke7 49. Be4 Rc8 50. a6 Ra8 51. a7 Kd7 52. Kc3 Bd6 53. Ra6 Be8 54. Rxb6 Bc5 55. Rb7+ 1-0

[Event "Bremen Silvester op"]
[Site "Bremen"]
[Date "2021.12.28"]
[Round "3"]
[White "Grutter, Tim"]
[Black "Van Osch, Mees"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2194"]
[BlackElo "2364"]
[PlyCount "184"]
[EventDate "2021.12.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Be7 4. c3 c5 5. exd5 exd5 6. dxc5 Bxc5 7. Nb3 Bb6 8. Nf3 Nf6 9. Be2 0-0 10. 0-0 Nc6 11. Nbd4 Re8 12. Be3 Bg4 13. Nxc6 bxc6 14. Bxb6 Qxb6 15. Rb1 Re7 16. Nd4 Bxe2 17. Nxe2 Rae8 18. Ng3 Ne4 19. Nxe4 Rxe4 20. Qd2 Re2 21. Rbe1 Qa6 22. h3 h6 23. Qd1 R8e6 24. Rxe2 Qxe2 25. Qb3 a6 26. a4 h5 27. Qb4 Rg6 28. a5 Qf3 29. g3 f5 30. Kh2 Re6 31. Qb7 h4 32. Qc7 hxg3+ 33. Qxg3 Qxg3+ 34. Kxg3 Re2 35. Rb1 Rc2 36. Kf3 Kf7 37. Ke3 Ke6 38. Kd4 Kd6 39. Rg1 Rd2+ 40. Ke3 Rxb2 41. Rxg7 Rc2 42. Kd3 Rxf2 43. Ra7 Rf3+ 44. Kd2 Rxh3 45. Rxa6 Kc5 46. Rb6 Rh2+ 47. Kd3 Rh3+ 48. Kd2 f4 49. Rb4 f3 50. a6 Rh2+ 51. Kd3 f2 52. Ke2 Rh1 53. Kxf2 Ra1 54. Ke3 Rxa6 55. Kd3 Ra8 56. Rh4 Rg8 57. Rh5 Rg3+ 58. Kc2 Kc4 59. Rh4+ Kb5 60. Rh5 Rg8 61. Kb3 Kc5 62. Kc2 Rg6 63. Kd3 Rg4 64. Rf5 Rg3+ 65. Kc2 Re3 66. Kd2 Re4 67. Kd3 Rh4 68. Rg5 Kb5 69. Rf5 Ka4 70. Rf8 Rh3+ 71. Kc2 c5 72. Rb8 Rh2+ 73. Kc1 Ka5 74. Rb7 Ka4 75. Rb8 c4 76. Rb4+ Ka5 77. Rb8 Rh6 78. Rd8 Rh5 79. Rb8 Ka4 80. Rb4+ Ka3 81. Rb5 Ka4 82. Rb4+ Ka5 83. Rb8 Rh6 84. Rd8 Ka4 85. Rb8 Ra6 86. Kc2 Rd6 87. Rb7 Ka5 88. Rb8 Rb6 89. Rd8 Rb5 90. Rd6 Ka4 91. Ra6+ Ra5 92. Rb6 Rb5 1/2-1/2

[Event "Bremen Silvester op"]
[Site "Bremen"]
[Date "2021.12.28"]
[Round "4"]
[White "Van Osch, Mees"]
[Black "Engel, Robert"]
[Result "1-0"]
[ECO "B67"]
[WhiteElo "2364"]
[BlackElo "2119"]
[PlyCount "91"]
[EventDate "2021.12.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. 0-0-0 Bd7 9. f4 h6 10. Bh4 b5 11. Bxf6 gxf6 12. Kb1 Qb6 13. Nce2 h5 14. g3 Rc8 15. Bg2 b4 16. Rhf1 a5 17. Qd3 Nxd4 18. Nxd4 Rc5 19. Rfe1 Be7 20. f5 e5 21. Nb3 Rc8 22. Bf1 a4 23. Nd2 Qc5 24. Nc4 Bc6 25. Nxd6+ Bxd6 26. Qxd6 Qxd6 27. Rxd6 Ke7 28. Rd2 Rcg8 29. Bh3 Rg5 30. Kc1 Rc8 31. Re3 Bb7 32. b3 h4 33. bxa4 hxg3 34. hxg3 Ra8 35. Bf1 Bc6 36. Bb5 Bxb5 37. axb5 Rxa2 38. Rd5 Rh5 39. Kb1 Ra4 40. Kb2 Rh8 41. Red3 Rc8 42. b6 b3 43. b7 Rb8 44. Rd7+ Ke8 45. Rd8+ Ke7 46. R3d7# 1-0

