[Event "Klatovy op-C 29th"]
[Site "Klatovy"]
[Date "2023.07.07"]
[Round "7"]
[White "Kotrba, Antonin"]
[Black "Danko, Jiri"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1125"]
[BlackElo "1873"]
[PlyCount "78"]
[EventDate "2023.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 c6 6. Nbd2 d5 7. Re1 Nbd7 8. e4 dxe4 9. Nxe4 Nxe4 10. Rxe4 Nb6 11. b3 Re8 12. Re1 Bg4 13. Qd3 Bxf3 14. Bxf3 Qxd4 15. Qxd4 Bxd4 16. Rb1 e5 17. Bg5 Kg7 18. Rbd1 f6 19. Bd2 f5 20. Bc1 Rad8 21. Bg2 Kf7 22. Kf1 Nd5 23. Bxd5+ Rxd5 24. Re2 Re7 25. Be3 Bxe3 26. Rxd5 cxd5 27. Rxe3 d4 28. Re1 Ke6 29. Rd1 Rc7 30. Rd2 Rc3 31. Ke2 Kd5 32. Kd1 b5 33. Rd3 b4 34. Rxc3 dxc3 35. Ke2 g5 36. Ke3 g4 37. Kd3 f4 38. gxf4 exf4 39. Ke2 Ke4 0-1

[Event "Klatovy op-C 29th"]
[Site "Klatovy"]
[Date "2023.07.06"]
[Round "6"]
[White "Kovar, Vaclav1"]
[Black "Kotrba, Antonin"]
[Result "1/2-1/2"]
[ECO "E61"]
[WhiteElo "1583"]
[BlackElo "1125"]
[PlyCount "11"]
[EventDate "2023.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Bf4 d6 5. Nf3 0-0 6. e4 1/2-1/2

[Event "Klatovy op-C 29th"]
[Site "Klatovy"]
[Date "2023.07.05"]
[Round "5"]
[White "Kotrba, Antonin"]
[Black "Ondrejat, Miroslav"]
[Result "0-1"]
[ECO "E12"]
[WhiteElo "1125"]
[BlackElo "1834"]
[PlyCount "72"]
[EventDate "2023.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 c5 4. e3 b6 5. a3 Bb7 6. Nbd2 Be7 7. Be2 0-0 8. 0-0 Qc7 9. Re1 d6 10. Bd3 Nbd7 11. b3 d5 12. Bb2 Ne4 13. Rc1 Rac8 14. cxd5 exd5 15. Qc2 f5 16. dxc5 bxc5 17. Be2 Qd6 18. Red1 Qe6 19. Qb1 Ndf6 20. h3 Nxf2 21. Kxf2 Ng4+ 22. hxg4 fxg4 23. Rh1 g6 24. Qd3 Bg5 25. Ke1 gxf3 26. Bxf3 Bxe3 27. Rc3 Bd4+ 28. Kd1 Bxc3 29. Qxc3 d4 30. Qc4 Qxc4 31. Nxc4 Bxf3+ 32. gxf3 Rxf3 33. Nd2 Rf2 34. Kc1 Re8 35. Rh3 Re3 36. Rxe3 dxe3 0-1

[Event "Klatovy op-C 29th"]
[Site "Klatovy"]
[Date "2023.07.04"]
[Round "4"]
[White "Kotesovec, Jaroslav"]
[Black "Kotrba, Antonin"]
[Result "0-1"]
[ECO "B52"]
[WhiteElo "1473"]
[BlackElo "1125"]
[PlyCount "62"]
[EventDate "2023.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. 0-0 Nc6 6. c3 e5 7. d4 cxd4 8. cxd4 exd4 9. Nxd4 Be7 10. Nc3 Nf6 11. Re1 0-0 12. Nf5 Rfe8 13. Bf4 Rad8 14. a3 a6 15. Qd3 Nh5 16. Be3 Bf8 17. Nd5 Ne7 18. Ndxe7+ Bxe7 19. g4 Nf6 20. Bd4 Kh8 21. Qf3 Rg8 22. g5 Ne8 23. Nh6 Rf8 24. Nxf7+ Kg8 25. g6 hxg6 26. Nh6+ gxh6 27. Qg3 Kh7 28. Re3 Bg5 29. Rf3 Rxf3 30. Qxf3 Ng7 31. Rc1 Bxc1 0-1

[Event "Klatovy op-C 29th"]
[Site "Klatovy"]
[Date "2023.07.03"]
[Round "3"]
[White "Stanke, Vilem"]
[Black "Kotrba, Antonin"]
[Result "0-1"]
[ECO "B54"]
[WhiteElo "1306"]
[BlackElo "1125"]
[PlyCount "80"]
[EventDate "2023.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c4 Nc6 4. d4 cxd4 5. Nxd4 e5 6. Nxc6 bxc6 7. Nc3 Nf6 8. Bd3 Be7 9. Be3 0-0 10. 0-0 Bb7 11. a4 d5 12. cxd5 cxd5 13. exd5 Nxd5 14. Nxd5 Qxd5 15. f3 Rfd8 16. Be4 Qxd1 17. Rfxd1 Bxe4 18. fxe4 a6 19. Bb6 Rxd1+ 20. Rxd1 f6 21. Rd5 Kf7 22. Bc5 Bxc5+ 23. Rxc5 Rb8 24. Rc2 Rb4 25. a5 Rxe4 26. Rc7+ Kg6 27. Rc6 Rb4 28. Rb6 Rc4 29. b4 e4 30. Kf2 Kg5 31. b5 axb5 32. Rxb5+ f5 33. Rb7 g6 34. Rxh7 Rc2+ 35. Ke1 Ra2 36. Ra7 Kf4 37. Ra8 Ke3 38. Kd1 Kf2 39. a6 e3 40. Kc1 e2 0-1

[Event "Klatovy op-C 29th"]
[Site "Klatovy"]
[Date "2023.07.02"]
[Round "2"]
[White "Kotrba, Antonin"]
[Black "Skalny, Petr"]
[Result "0-1"]
[ECO "D40"]
[WhiteElo "1125"]
[BlackElo "1561"]
[PlyCount "52"]
[EventDate "2023.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. e3 c5 5. Nf3 Nc6 6. a3 Be7 7. Be2 dxc4 8. Bxc4 0-0 9. 0-0 cxd4 10. exd4 Qb6 11. Na4 Qc7 12. Qe2 a6 13. Nc3 Rd8 14. Rd1 b5 15. Bb3 Bb7 16. d5 Na5 17. Ba2 exd5 18. b3 Qxc3 19. Bb2 Qc7 20. Rac1 Qd6 21. Be5 Qxa3 22. Rc3 Rdc8 23. Rxc8+ Rxc8 24. h3 Rc1 25. Bb2 Rxd1+ 26. Qxd1 Qxb2 0-1

[Event "Klatovy op-C 29th"]
[Site "Klatovy"]
[Date "2023.07.01"]
[Round "1"]
[White "Havelka, Petr"]
[Black "Kotrba, Antonin"]
[Result "1-0"]
[ECO "D94"]
[WhiteElo "1770"]
[BlackElo "1125"]
[PlyCount "81"]
[EventDate "2023.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CZE"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. e3 0-0 6. Be2 e6 7. 0-0 Re8 8. a3 Nc6 9. cxd5 Nxd5 10. Bd2 a6 11. Rc1 Nf6 12. Qb3 Ne7 13. Rfd1 Ned5 14. Na4 Bf8 15. Nc5 Bxc5 16. dxc5 c6 17. Be1 Qe7 18. Qa4 e5 19. Qh4 Ng4 20. Qxe7 Nxe7 21. h3 Nf6 22. Nxe5 Ned5 23. Nc4 Rb8 24. Nd6 Re7 25. Bf1 Be6 26. Ba5 Ne8 27. e4 Ndc7 28. f3 Nb5 29. Nxe8 Rbxe8 30. Rd2 Bb3 31. Kf2 Kg7 32. Rd3 Be6 33. a4 Na7 34. Bc3+ f6 35. Rd4 Nc8 36. Rcd1 Kf7 37. Ba5 f5 38. Bd8 Rd7 39. Rxd7+ Bxd7 40. Rxd7+ Kf8 41. Bg5 1-0

