[Event "Karlsruhe Grenke op"]
[Site "Karlsruhe"]
[Date "2024.04.01"]
[Round "8"]
[White "Bochnicka, Vladimir1"]
[Black "Costa, Leonardo"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "2413"]
[BlackElo "2479"]
[PlyCount "92"]
[EventDate "2024.03.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CB14_2024"]
[SourceDate "2024.04.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. Nbd2 a6 7. a4 0-0 8. 0-0 Ba7 9. h3 h6 10. Re1 Be6 11. Bxe6 fxe6 12. Nf1 a5 13. Ng3 Nd7 14. Be3 Bxe3 15. Rxe3 Qf6 16. Qd2 Rf7 17. Nh2 Qg5 18. Qe2 Raf8 19. Rf3 Kh7 20. Rxf7 Rxf7 21. Nf3 Qf6 22. Nf1 g5 23. N1h2 Qg6 24. g3 Nf6 25. Kg2 Rg7 26. Re1 Nd7 27. Ng4 h5 28. Ne3 Kg8 29. h4 g4 30. Ng5 Nd8 31. Nc4 b6 32. b4 Nf7 33. Nxf7 Rxf7 34. bxa5 bxa5 35. Nxa5 Nc5 36. d4 Nxa4 37. dxe5 dxe5 38. Qc2 Qf6 39. Re3 Nb6 40. Qe2 c5 41. Rd3 c4 42. Rd6 Na4 43. Rd2 Nxc3 44. Qe3 Qf3+ 45. Qxf3 gxf3+ 46. Kf1 Ra7 0-1

[Event "Karlsruhe Grenke op"]
[Site "Karlsruhe"]
[Date "2024.04.01"]
[Round "9"]
[White "Costa, Leonardo"]
[Black "Chigaev, Maksim"]
[Result "0-1"]
[ECO "C93"]
[WhiteElo "2479"]
[BlackElo "2617"]
[PlyCount "104"]
[EventDate "2024.03.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CB14_2024"]
[SourceDate "2024.04.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. d3 d6 7. c3 0-0 8. Re1 Re8 9. h3 b5 10. Bc2 h6 11. Nbd2 Bf8 12. d4 Bb7 13. d5 Nb8 14. b3 Nbd7 15. Nf1 c6 16. c4 Qc7 17. Ng3 Nc5 18. Be3 Rec8 19. Rc1 bxc4 20. bxc4 cxd5 21. cxd5 Qd8 22. Nd2 a5 23. Bb1 Nfd7 24. Nf5 Ba6 25. Nc4 Bxc4 26. Rxc4 Kh7 27. Qd2 Rab8 28. h4 Rb4 29. Rec1 Rcb8 30. Rxb4 Rxb4 31. a3 Rb3 32. a4 Rb4 33. Bc2 h5 34. Bg5 Qe8 35. Rb1 g6 36. Ng3 Qb8 37. Qc1 Rxb1 38. Qxb1 Qxb1+ 39. Bxb1 Nxa4 40. Bd8 Nab6 41. Ne2 Bh6 42. Bc7 Nc4 43. Nc3 Bd2 44. Na4 Bb4 45. f3 Nc5 46. Nb6 Na3 47. Ba2 Nb5 48. Bb8 Na6 49. Nd7 Nxb8 50. Nxb8 Nc3 51. Bc4 a4 52. Nc6 Bc5+ 0-1

[Event "Karlsruhe Grenke op"]
[Site "Karlsruhe"]
[Date "2024.03.31"]
[Round "7"]
[White "Costa, Leonardo"]
[Black "Elgersma, Onno"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2479"]
[BlackElo "2351"]
[PlyCount "91"]
[EventDate "2024.03.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CB14_2024"]
[SourceDate "2024.04.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.01"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. a3 c4 7. Nbd2 Na5 8. Rb1 Bd7 9. h4 h6 10. h5 Ne7 11. b4 cxb3 12. Nxb3 Nxb3 13. Nd2 Ba4 14. Nxb3 Nc6 15. Bd3 Na5 16. Bc2 Nxb3 17. Bxb3 Bxb3 18. Rxb3 Qa6 19. Rh3 0-0-0 20. Rf3 Rd7 21. Rb1 Rc7 22. Qb3 Rg8 23. a4 Qc6 24. Qb5 Qxb5 25. axb5 b6 26. Ke2 Kd8 27. Bd2 Ke8 28. Rg3 g5 29. f4 g4 30. f5 exf5 31. Rf1 Be7 32. Rxf5 Bh4 33. Rd3 Rh8 34. Rf1 Ke7 35. Rh1 Bg5 36. Bxg5+ hxg5 37. Kf2 Ke6 38. Kg3 Rc4 39. Kxg4 Ra4 40. Rf3 Ra2 41. Rf6+ Ke7 42. g3 Re2 43. h6 Re4+ 44. Kf5 Re3 45. Rc6 Kd7 46. h7 1-0

[Event "Karlsruhe Grenke op"]
[Site "Karlsruhe"]
[Date "2024.03.31"]
[Round "6"]
[White "Niemann, Hans Moke"]
[Black "Costa, Leonardo"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2676"]
[BlackElo "2479"]
[PlyCount "97"]
[EventDate "2024.03.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CB14_2024"]
[SourceDate "2024.04.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.01"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nd2 e6 5. Nb3 a6 6. Nf3 c5 7. dxc5 Bxc5 8. Nxc5 Qa5+ 9. c3 Qxc5 10. Nd4 Ne7 11. Qa4+ Nbc6 12. Be3 Qa5 13. Qxa5 Nxa5 14. b3 Nac6 15. f4 Nxd4 16. Bxd4 Be4 17. 0-0-0 Nf5 18. Bf2 h5 19. Rg1 Rc8 20. Kb2 h4 21. Be2 Ke7 22. Bg4 Rc6 23. a4 Rc7 24. Rd2 Rcc8 25. a5 Rc6 26. Bh3 g6 27. Bg4 Kf8 28. Be2 Kg7 29. Bg4 Rhc8 30. Rc1 Rh8 31. Bh3 Rc7 32. Bg4 Rc6 33. Bb6 Rhc8 34. Rf2 Nh6 35. Be2 Nf5 36. Bf1 Ne7 37. Rd2 Nf5 38. c4 dxc4 39. bxc4 g5 40. fxg5 Kg6 41. Kb3 Bd5 42. Bd3 Kxg5 43. cxd5 Rxc1 44. d6 R1c6 45. Be4 Rxb6+ 46. axb6 Kf4 47. Bxb7 Rd8 48. d7 Kxe5 49. Bc8 1-0

[Event "Karlsruhe Grenke op"]
[Site "Karlsruhe"]
[Date "2024.03.30"]
[Round "5"]
[White "Costa, Leonardo"]
[Black "Kamsky, Gata"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2479"]
[BlackElo "2616"]
[PlyCount "41"]
[EventDate "2024.03.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CB14_2024"]
[SourceDate "2024.04.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 Nxe4 5. Re1 Nd6 6. a4 Be7 7. Nc3 0-0 8. d4 e4 9. Nxe4 Nxe4 10. Rxe4 a6 11. Bf1 d5 12. Re1 Bg4 13. c3 a5 14. h3 Bh5 15. Bf4 Bd6 16. Bxd6 Qxd6 17. Re3 Rae8 18. Qd2 Rxe3 19. Qxe3 Bxf3 20. Qxf3 Re8 21. g3 1/2-1/2

[Event "Karlsruhe Grenke op"]
[Site "Karlsruhe"]
[Date "2024.03.30"]
[Round "4"]
[White "Reller, Ole"]
[Black "Costa, Leonardo"]
[Result "0-1"]
[ECO "A14"]
[WhiteElo "2077"]
[BlackElo "2479"]
[PlyCount "84"]
[EventDate "2024.03.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CB14_2024"]
[SourceDate "2024.04.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.01"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. c4 Be7 5. 0-0 0-0 6. b3 d4 7. Bb2 c5 8. Ne5 Bd6 9. Nd3 e5 10. b4 cxb4 11. c5 Bc7 12. Nxb4 a5 13. Nd3 Nc6 14. Na3 Bg4 15. Nb5 Re8 16. h3 Bf5 17. Ne1 a4 18. Nf3 Bb8 19. d3 Ra5 20. Na3 Nd5 21. Nd2 Qd7 22. h4 Bh3 23. Ne4 Bxg2 24. Kxg2 f5 25. Nd2 e4 26. Nac4 Rxc5 27. Ba3 Nc3 28. Qc2 Rb5 29. Rae1 Qd5 30. Kg1 e3 31. Nf3 f4 32. fxe3 fxe3 33. Kh2 Qh5 34. Bd6 Nb4 35. Bxb4 Rxb4 36. Rh1 Qg6 37. Rhg1 Rxc4 38. Qb2 Rcc8 39. Nxd4 Rf8 40. Nf3 Qg4 41. Ref1 b5 42. Rg2 b4 0-1

[Event "Karlsruhe Grenke op"]
[Site "Karlsruhe"]
[Date "2024.03.29"]
[Round "3"]
[White "Costa, Leonardo"]
[Black "Wyss, Jonas"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2479"]
[BlackElo "2293"]
[PlyCount "61"]
[EventDate "2024.03.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CB14_2024"]
[SourceDate "2024.04.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.01"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Qb6 5. Nf3 Nc6 6. a3 Nh6 7. Bd3 cxd4 8. 0-0 Bd7 9. b4 dxc3 10. Nxc3 Rc8 11. Bb2 Na5 12. bxa5 Qxb2 13. Na4 Bxa4 14. Qxa4+ Kd8 15. h3 Rc7 16. a6 b6 17. Nd4 Bc5 18. Nb5 Qxe5 19. Nxc7 Qxc7 20. Rac1 g5 21. Rc2 g4 22. hxg4 Rg8 23. g5 Qg3 24. Rxc5 Qxd3 25. Rc8+ Kxc8 26. Qc6+ Kd8 27. Qd6+ Ke8 28. Rc1 Qxa6 29. Rc7 Nf5 30. Qd7+ Kf8 31. Qxf7# 1-0

[Event "Karlsruhe Grenke op"]
[Site "Karlsruhe"]
[Date "2024.03.29"]
[Round "2"]
[White "Grahn, Vidar"]
[Black "Costa, Leonardo"]
[Result "0-1"]
[ECO "E04"]
[WhiteElo "2226"]
[BlackElo "2479"]
[PlyCount "94"]
[EventDate "2024.03.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CB14_2024"]
[SourceDate "2024.04.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Nf3 Bb4+ 6. Bd2 a5 7. a3 Bxd2+ 8. Nbxd2 b5 9. b3 cxb3 10. Qxb3 c6 11. 0-0 0-0 12. Rfc1 Bb7 13. Qb2 Nbd7 14. Ne1 Nd5 15. e4 N5b6 16. e5 Na4 17. Qc2 Qb6 18. Nb3 Rfd8 19. Nd3 h6 20. Rab1 Qa7 21. Qe2 Ndb6 22. Ndc5 Nxc5 23. Nxc5 Nd5 24. h4 Rab8 25. Be4 Bc8 26. Qd2 Ne7 27. g4 Ng6 28. f4 Nxh4 29. Bxc6 Bb7 30. Bxb7 Rxb7 31. Qf2 Rxd4 32. Qxh4 Rxf4 33. Qg3 Rd4 34. Kh2 Rb8 35. Nb3 Ra4 36. Nc5 Rd4 37. Nb3 Re4 38. Nc5 Re2+ 39. Kh3 b4 40. axb4 axb4 41. Rc4 Qa8 42. Nd7 Qd5 43. Nxb8 Qxc4 44. Rd1 Qe4 45. Qg1 Re3+ 46. Kh2 Qf4+ 47. Kh1 Rh3+ 0-1

[Event "Karlsruhe Grenke op"]
[Site "Karlsruhe"]
[Date "2024.03.28"]
[Round "1"]
[White "Costa, Leonardo"]
[Black "Toepfer, Albrecht"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2479"]
[BlackElo "2109"]
[PlyCount "67"]
[EventDate "2024.03.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CB14_2024"]
[SourceDate "2024.04.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.01"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. dxe5 dxe5 5. Qxd8+ Kxd8 6. Bc4 Bb4 7. Bxf7 Rf8 8. Bb3 Nxe4 9. Nge2 Nc6 10. 0-0 Nc5 11. Bd5 Ne7 12. Be3 c6 13. Bc4 Ne6 14. a3 Ba5 15. Ne4 Nf5 16. N2g3 Kc7 17. Nxf5 Rxf5 18. Rad1 Bd7 19. Nd6 Rff8 20. Nxb7 Bb6 21. Nd6 Nd4 22. c3 Nf5 23. Nxf5 Bxf5 24. Rfe1 Rae8 25. h3 h6 26. Rd2 Be6 27. Bxe6 Rxe6 28. Kf1 Rf7 29. a4 g5 30. b3 Re8 31. Bxb6+ axb6 32. Re3 Rf4 33. Ke2 e4 34. Ke1 1-0

[Event "Rilton Cup 51st"]
[Site "Stockholm"]
[Date "2024.01.05"]
[Round "9"]
[White "Dragicevic, Drazen"]
[Black "Costa, Leonardo"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "2322"]
[BlackElo "2472"]
[PlyCount "50"]
[EventDate "2023.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "CB02_2024"]
[SourceDate "2024.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.10"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. g3 e6 4. Bg2 Be7 5. 0-0 b5 6. a4 b4 7. c4 bxc3 8. bxc3 Ba6 9. Nbd2 Nbd7 10. c4 c5 11. dxc5 Nxc5 12. cxd5 Nxd5 13. Bb2 0-0 14. Nd4 Qd7 15. Ne4 Rab8 16. Nxc5 Bxc5 17. Rc1 Rfc8 18. Ba1 Bb6 19. Qd2 Qxa4 20. Bxd5 exd5 21. Nf5 Rxc1 22. Rxc1 Qg4 23. Qxd5 Qxe2 24. Bxg7 Qxf2+ 25. Kh1 Qxf5 0-1

[Event "Rilton Cup 51st"]
[Site "Stockholm"]
[Date "2024.01.04"]
[Round "8"]
[White "Bellon Lopez, Juan Manuel"]
[Black "Costa, Leonardo"]
[Result "0-1"]
[ECO "D23"]
[WhiteElo "2260"]
[BlackElo "2472"]
[PlyCount "80"]
[EventDate "2023.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "CB02_2024"]
[SourceDate "2024.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 dxc4 5. Qa4+ Nbd7 6. e3 Be7 7. Qxc4 a6 8. a4 b5 9. Qd3 b4 10. Ne4 Bb7 11. Nxf6+ Nxf6 12. b3 0-0 13. Bb2 Ne4 14. Nd2 Nc3 15. Rc1 Rc8 16. f3 c5 17. dxc5 Rxc5 18. Qxd8 Rxd8 19. Be2 f5 20. Nc4 Bh4+ 21. g3 Bf6 22. Rc2 g5 23. Kf2 Kf7 24. Bxc3 bxc3 25. Rd1 Rxd1 26. Bxd1 Ke7 27. Rc1 h5 28. Be2 g4 29. f4 Rc8 30. Bd3 Rd8 31. Bf1 Bf3 32. Ke1 Rb8 33. Ne5 Rxb3 34. Bxa6 Ra3 35. Nxf3 gxf3 36. Bb7 Rxa4 37. Bxf3 Ra2 38. Bxh5 Rxh2 39. Bf3 c2 40. Kf1 Bb2 0-1

[Event "Rilton Cup 51st"]
[Site "Stockholm"]
[Date "2024.01.03"]
[Round "7"]
[White "Costa, Leonardo"]
[Black "Falkevall, Axel"]
[Result "0-1"]
[ECO "C79"]
[WhiteElo "2472"]
[BlackElo "2311"]
[PlyCount "50"]
[EventDate "2023.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "CB02_2024"]
[SourceDate "2024.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 d6 6. Re1 Bd7 7. c3 g6 8. d4 Bg7 9. h3 0-0 10. Bc2 Nh5 11. a4 Qe8 12. Na3 f5 13. Nc4 fxe4 14. Rxe4 d5 15. Rxe5 Qf7 16. Rxh5 gxh5 17. Ne3 Kh8 18. Qd3 Qg8 19. Nh4 Bf6 20. Nef5 Ne7 21. Be3 Rae8 22. Kh1 Nxf5 23. Nxf5 Bg5 24. Nh6 Rxe3 25. Qxe3 Qg7 0-1

[Event "Rilton Cup 51st"]
[Site "Stockholm"]
[Date "2024.01.02"]
[Round "6"]
[White "Oratovsky, Michael"]
[Black "Costa, Leonardo"]
[Result "1-0"]
[ECO "B15"]
[WhiteElo "2421"]
[BlackElo "2472"]
[PlyCount "63"]
[EventDate "2023.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "CB02_2024"]
[SourceDate "2024.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.10"]
[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. Ne2 Re8 9. 0-0 Nd7 10. Ng3 Nf8 11. a4 a5 12. f4 Ne6 13. f5 Nc7 14. Nh5 Kh8 15. Qg4 g6 16. Nxf6 Qxf6 17. Bg5 Qg7 18. Qh4 Nd5 19. c4 Be7 20. Rae1 Be6 21. Bxe7 Nxe7 22. f6 Qg8 23. fxe7 Qg7 24. Qf4 Rac8 25. Kh1 Rxe7 26. d5 cxd5 27. cxd5 Rd7 28. dxe6 Rxd3 29. exf7 Rdd8 30. Re7 b6 31. Qe3 Rf8 32. Re8 1-0

[Event "Rilton Cup 51st"]
[Site "Stockholm"]
[Date "2023.12.31"]
[Round "5"]
[White "Costa, Leonardo"]
[Black "Doraszelski, Alexander"]
[Result "1-0"]
[ECO "B72"]
[WhiteElo "2472"]
[BlackElo "2198"]
[PlyCount "125"]
[EventDate "2023.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "CB02_2024"]
[SourceDate "2024.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bd3 g6 7. f3 Bg7 8. Be3 0-0 9. Qd2 Nc6 10. 0-0-0 d5 11. Nxc6 bxc6 12. Bc4 Rb8 13. Bb3 Be6 14. h4 h5 15. exd5 Nxd5 16. Bd4 Bxd4 17. Qxd4 Nxc3 18. Qxc3 Qc8 19. Rhe1 Bxb3 20. axb3 Qc7 21. Qe5 Rb7 22. Qxc7 Rxc7 23. Re4 Kg7 24. Ra4 Ra8 25. Ra5 Kf6 26. b4 Rb7 27. c3 Ke6 28. Kc2 Rb5 29. Rda1 Rxa5 30. Rxa5 Kd6 31. c4 Kc7 32. b5 cxb5 33. cxb5 Rc8 34. Rxa6 Kb7+ 35. Rc6 Rd8 36. Rc3 Kb6 37. Rd3 Rc8+ 38. Kd2 Rc7 39. g3 Kxb5 40. Rb3+ Ka6 41. Ke3 Ka7 42. Kf4 Rc5 43. Rb4 e5+ 44. Ke3 f5 45. Rb3 Rd5 46. Ke2 Rc5 47. Kd2 e4 48. fxe4 fxe4 49. Ke3 g5 50. Kd4 Rf5 51. Kxe4 Rc5 52. hxg5 Rxg5 53. Kf4 Rg4+ 54. Kf3 Rg5 55. Rb4 Ka6 56. Kg2 Ka5 57. Rc4 Kb5 58. b3 Re5 59. Kh3 Re3 60. Rc8 Kb6 61. Rh8 Kc7 62. Rxh5 Rxb3 63. Rd5 1-0

[Event "Rilton Cup 51st"]
[Site "Stockholm"]
[Date "2023.12.30"]
[Round "4"]
[White "Costa, Leonardo"]
[Black "Ostlund, Joar"]
[Result "0-1"]
[ECO "C60"]
[WhiteElo "2472"]
[BlackElo "2326"]
[PlyCount "90"]
[EventDate "2023.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "CB02_2024"]
[SourceDate "2024.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 Bg7 5. d4 exd4 6. cxd4 a6 7. Ba4 b5 8. Bc2 d5 9. Bg5 f6 10. Be3 Nge7 11. Nc3 0-0 12. 0-0 dxe4 13. Nxe4 f5 14. Bb3+ Kh8 15. Neg5 f4 16. Bd2 Nd5 17. Qc2 Qd7 18. Rfe1 Rf5 19. Ne6 Qd6 20. Bxd5 Rxd5 21. Bxf4 Ne5 22. Nxc7 Nxf3+ 23. gxf3 Qxf4 24. Nxd5 Qg5+ 25. Kh1 Bb7 26. Re3 Bxd5 27. Rg1 Qf4 28. Rg3 Rf8 29. Qc5 Qxd4 30. Qxd4 Bxd4 31. Rd3 Rf4 32. b3 Kg7 33. Kg1 h5 34. Kf1 Kf6 35. Ke2 b4 36. Kf1 Bc6 37. Kg1 Bc5 38. Rd8 Bxf3 39. Rc8 Bd6 40. Rd8 Bc5 41. Rc8 Bd6 42. Rd8 Be7 43. Rc8 g5 44. Rc4 Rxc4 45. bxc4 g4 0-1

[Event "Rilton Cup 51st"]
[Site "Stockholm"]
[Date "2023.12.29"]
[Round "3"]
[White "Rakesh, Kumar Jena"]
[Black "Costa, Leonardo"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2335"]
[BlackElo "2472"]
[PlyCount "82"]
[EventDate "2023.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "CB02_2024"]
[SourceDate "2024.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 d5 3. e3 Bf5 4. Nd2 e6 5. c3 c6 6. Ngf3 Nbd7 7. Qb3 Qb6 8. h3 h6 9. Be2 Be7 10. Ne5 Ne4 11. Nxd7 Kxd7 12. g4 Bh7 13. Nxe4 Bxe4 14. f3 Bh7 15. Kd2 h5 16. gxh5 Bf5 17. Rag1 Qxb3 18. axb3 Rag8 19. Be5 f6 20. Bg3 Rxh5 21. e4 Bxh3 22. exd5 cxd5 23. b4 a6 24. b5 a5 25. b6 Bd8 26. Bb5+ Kc8 27. Bd6 Bxb6 28. Rg3 Bg4 29. Rhg1 Rh2+ 30. Kc1 Bf5 31. Rxg7 Rc2+ 32. Kd1 Rd8 33. Ba3 e5 34. Rf7 exd4 35. Rxf6 dxc3 36. Rxb6 Kc7 37. Bc5 cxb2 38. Rg7+ Kc8 39. Rc6+ Kb8 40. Rxb7+ Kxb7 41. Rb6+ Kc7 1/2-1/2

[Event "Rilton Cup 51st"]
[Site "Stockholm"]
[Date "2023.12.28"]
[Round "2"]
[White "Costa, Leonardo"]
[Black "Lindberg, Bengt"]
[Result "1-0"]
[ECO "C84"]
[WhiteElo "2472"]
[BlackElo "2344"]
[PlyCount "121"]
[EventDate "2023.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "CB02_2024"]
[SourceDate "2024.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. d3 d6 7. c3 0-0 8. Re1 b5 9. Bc2 Re8 10. h3 Bf8 11. a4 Rb8 12. Nbd2 h6 13. axb5 axb5 14. Nf1 Bd7 15. Ng3 Ra8 16. Rxa8 Qxa8 17. d4 g6 18. Be3 Qa2 19. Bb3 Qa8 20. Qc1 Na5 21. Ba2 Nb7 22. Bb1 Kh7 23. b4 Nd8 24. Re2 Bc6 25. Ra2 Qb8 26. Nd2 Ba8 27. Bd3 c6 28. Nf3 Bb7 29. Bc2 Ne6 30. Bb3 Bg7 31. Ra5 Re7 32. Qd2 Bf8 33. Qa2 Nd7 34. Ra7 Nd8 35. h4 Bg7 36. h5 Nf6 37. dxe5 dxe5 38. Qa5 Nd7 39. Qa2 Bf6 40. Nh2 Bg7 41. Ng4 Nf6 42. Nxf6+ Bxf6 43. Nf1 Qc8 44. Bc5 Rd7 45. Ne3 Bg5 46. Qe2 gxh5 47. Nf5 Rd2 48. Qxh5 Qd7 49. Nxh6 Bxh6 50. Bf8 Rd6 51. Bxd6 Qxd6 52. Bxf7 Kg7 53. Bb3 Qe7 54. g3 Bg5 55. Qg4 Qf6 56. Kg2 Kf8 57. Qd7 Qe7 58. Qh3 Qg7 59. Be6 Nxe6 60. Qxe6 c5 61. Qd6+ 1-0

[Event "Rilton Cup 51st"]
[Site "Stockholm"]
[Date "2023.12.27"]
[Round "1"]
[White "Wiebe, Patrick Martin"]
[Black "Costa, Leonardo"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "2254"]
[BlackElo "2472"]
[PlyCount "88"]
[EventDate "2023.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "CB02_2024"]
[SourceDate "2024.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.10"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 dxc4 5. Na3 Bxa3 6. bxa3 b5 7. Bb2 Bb7 8. 0-0 Nbd7 9. a4 a6 10. axb5 axb5 11. a4 bxa4 12. Rxa4 Bd5 13. Nd4 Bxg2 14. Kxg2 Nb6 15. Rxa8 Qxa8+ 16. f3 0-0 17. Qc2 Qd5 18. Ra1 Rd8 19. Bc3 Qd7 20. e4 Ne8 21. Ra5 Nd6 22. Rg5 f6 23. Ra5 Nb7 24. Ra7 Nc5 25. Ne2 e5 26. Ba5 Qb5 27. Nc3 Qb3 28. Qa2 Nca4 29. Kh3 Rd7 30. Qa1 h5 31. Qf1 Rxd2 32. Nxa4 Rd1 33. Qe2 Nxa4 34. Ra8+ Kh7 35. f4 g6 36. f5 c3 37. Rc8 Rd7 38. Qf3 Kg7 39. Rxc7 Rxc7 40. Bxc7 Qc4 41. fxg6 Qxc7 42. Qxh5 Kg8 43. Qd1 c2 44. Qc1 Nb2 0-1

[Event "German Masters"]
[Site "Rosenheim"]
[Date "2023.12.19"]
[Round "9"]
[White "Roseneck, Jonas"]
[Black "Costa, Leonardo"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2390"]
[BlackElo "2472"]
[PlyCount "91"]
[EventDate "2023.12.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[EventCategory "13"]
[SourceTitle "CB51_2023"]
[SourceDate "2023.12.20"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.20"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 c5 7. Ne5 Qc8 8. Qd3 Nc6 9. Nxd7 Nxd7 10. Nc3 Be7 11. b3 0-0 12. Bb2 Rd8 13. Rd1 Nf6 14. Qb1 Qd7 15. 0-0 Rac8 16. d3 b6 17. Rd2 e5 18. Rfd1 Qe6 19. e3 h5 20. Ne2 Nd5 21. h4 a6 22. d4 cxd4 23. exd4 Bb4 24. dxe5 Bxd2 25. Rxd2 Nde7 26. Nf4 Qh6 27. Rxd8+ Nxd8 28. Ba3 Ne6 29. Bxe7 Nxf4 30. gxf4 Qxf4 31. Bg5 Qxe5 32. Be3 b5 33. Qd1 b4 34. Bf3 f5 35. Bd5+ Kf8 36. Qf3 a5 37. Bf4 Qe1+ 38. Kg2 g6 39. Qg3 Kg7 40. Be3 Qd1 41. Qe5+ Kh7 42. Qe7+ Kh8 43. Qf6+ Kh7 44. Qf7+ Kh8 45. Bf3 Qd6 46. Bd5 1-0

[Event "German Masters"]
[Site "Rosenheim"]
[Date "2023.12.18"]
[Round "8"]
[White "Costa, Leonardo"]
[Black "Svane, Rasmus"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2472"]
[BlackElo "2628"]
[PlyCount "84"]
[EventDate "2023.12.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[EventCategory "13"]
[SourceTitle "CB51_2023"]
[SourceDate "2023.12.20"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bd3 e5 7. Nde2 Nc6 8. 0-0 Be6 9. f4 exf4 10. Nxf4 Ne5 11. b3 g6 12. Bb2 Bg7 13. Qe1 0-0 14. Nce2 Bd7 15. Nd4 Re8 16. Qg3 Bc6 17. Nxc6 bxc6 18. Rad1 Qa5 19. Ne2 Nfd7 20. a3 Re7 21. Kh1 Rae8 22. b4 Qb6 23. Bc1 d5 24. Bg5 f6 25. Be3 Qb7 26. exd5 cxd5 27. Nf4 f5 28. Bg1 Nf6 29. Be2 Ned7 30. Qf3 Qc8 31. Rfe1 Qxc2 32. Bd3 Qc6 33. Rc1 Qd6 34. Rxe7 Rxe7 35. Rc8+ Kf7 36. Bc2 Re1 37. Qg3 Rf1 38. Ne2 Qxg3 39. Nxg3 Re1 40. Bb3 f4 41. Ra8 fxg3 42. hxg3 Bh6 0-1

[Event "German Masters"]
[Site "Rosenheim"]
[Date "2023.12.17"]
[Round "7"]
[White "Fridman, Daniel"]
[Black "Costa, Leonardo"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2580"]
[BlackElo "2472"]
[PlyCount "107"]
[EventDate "2023.12.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[EventCategory "13"]
[SourceTitle "CB51_2023"]
[SourceDate "2023.12.20"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.20"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nd7 3. d4 Nb6 4. Nc3 Bf5 5. Nh4 Bg4 6. Qd3 Nf6 7. e4 e6 8. h3 Bh5 9. e5 Nfd7 10. Be2 Bxe2 11. Nxe2 c5 12. c3 Be7 13. Ng2 Qc7 14. 0-0 Rc8 15. Ne3 cxd4 16. cxd4 Nc4 17. b3 Nxe3 18. Bxe3 Qc2 19. Qb5 Qc6 20. Qxc6 Rxc6 21. Rac1 Nb8 22. f4 f5 23. exf6 Bxf6 24. f5 exf5 25. Rxf5 0-0 26. Rxd5 Re6 27. Rc3 Nc6 28. Rd7 Re4 29. Kg2 h5 30. h4 Ne7 31. Kf3 Rg4 32. Bf4 Nf5 33. Rc5 g6 34. Rcc7 Bh8 35. Kg2 Nxh4+ 36. Kh3 Nf3 37. Bh6 Re8 38. Nf4 Ng5+ 39. Bxg5 Rxg5 40. Rxb7 a5 41. Rb6 Ra8 42. a4 Rg4 43. Rxg6+ Rxg6 44. Nxg6 Rb8 45. Nxh8 Kxh8 46. Rd5 Rxb3 47. Rxh5+ Kg7 48. Rxa5 Rb4 49. d5 Rd4 50. g4 Kh6 51. Kh4 Kg6 52. Ra6+ Kg7 53. d6 Rd5 54. Ra7+ 1-0

[Event "German Masters"]
[Site "Rosenheim"]
[Date "2023.12.16"]
[Round "6"]
[White "Costa, Leonardo"]
[Black "Wagner, Dennis"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2472"]
[BlackElo "2589"]
[PlyCount "102"]
[EventDate "2023.12.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[EventCategory "13"]
[SourceTitle "CB51_2023"]
[SourceDate "2023.12.20"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. 0-0 h6 7. Re1 0-0 8. h3 Bb6 9. Nbd2 Ne7 10. d4 Nc6 11. a4 a5 12. Ra3 Re8 13. Ba2 exd4 14. cxd4 Nxd4 15. Nxd4 Bxd4 16. Rd3 Bc5 17. e5 Qe7 18. Nf3 dxe5 19. Rxe5 Be6 20. Bxe6 fxe6 21. Nh4 Nd5 22. Re4 Rf8 23. Ng6 Qf6 24. Nxf8 Qxf2+ 25. Kh1 Rxf8 26. Rxe6 Qf1+ 27. Qxf1 Rxf1+ 28. Kh2 Rxc1 29. Rxd5 Bd6+ 30. Rexd6 cxd6 31. Rxa5 Rc4 32. Rb5 Rxa4 33. Rxb7 Kh7 34. g4 Rd4 35. b4 Kg6 36. b5 Rb4 37. Rb6 Kg5 38. Rxd6 Rxb5 39. Rd7 Kh4 40. Rxg7 Rb2+ 41. Kg1 Kxh3 42. Rg6 Kg3 43. Kf1 Rh2 44. Kg1 Ra2 45. Kf1 Rh2 46. Kg1 Rh4 47. Ra6 Rxg4 48. Rxh6 Kf3+ 49. Kf1 Rd4 50. Rf6+ Rf4 51. Rxf4+ Kxf4 1/2-1/2

[Event "German Masters"]
[Site "Rosenheim"]
[Date "2023.12.15"]
[Round "5"]
[White "Svane, Frederik"]
[Black "Costa, Leonardo"]
[Result "1/2-1/2"]
[ECO "D33"]
[WhiteElo "2639"]
[BlackElo "2472"]
[PlyCount "195"]
[EventDate "2023.12.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[EventCategory "13"]
[SourceTitle "CB51_2023"]
[SourceDate "2023.12.20"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.20"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 c5 3. Nf3 e6 4. g3 d5 5. cxd5 exd5 6. d4 Nc6 7. Bg2 cxd4 8. Nxd4 Bc5 9. Nb3 Bb6 10. Na4 0-0 11. Nxb6 axb6 12. Nd4 Re8 13. b3 h5 14. Bb2 h4 15. 0-0 h3 16. Bf3 Ne4 17. a4 Qg5 18. Nb5 Rd8 19. Bc1 Qf6 20. Bf4 Bf5 21. Bc7 Rd7 22. Bxb6 d4 23. Bxe4 Bxe4 24. f3 Ne5 25. a5 Bc6 26. Nxd4 Ra6 27. e3 Rxd4 28. Bxd4 Nxf3+ 29. Qxf3 Qxf3 30. Rxf3 Bxf3 31. Kf2 Bd5 32. b4 Rc6 33. Re1 f5 34. Bc5 Kf7 35. Rd1 Ke6 36. Rd4 Rc7 37. g4 g6 38. Kg3 Rh7 39. Kf4 Rh4 40. Kg5 Rxg4+ 41. Rxg4 fxg4 42. Kxg4 Bg2 43. Bd4 Bf1 44. Kf4 Bg2 45. Bc5 Bc6 46. Ba7 Bg2 47. Bb8 Kd5 48. Kg5 Be4 49. Kf6 Bd3 50. Bf4 Kc4 51. Bd6 Kd5 52. Bc5 Be4 53. Bf8 Bf5 54. Be7 Bd3 55. Bc5 Be4 56. Bf8 Bf5 57. b5 Bd3 58. b6 Kc6 59. Bb4 Kd5 60. Bc3 Ke4 61. Bd4 Kd5 62. Kg5 Ke6 63. Kg4 Bf1 64. Bc3 Bg2 65. Kf4 Bc6 66. Be1 Kf6 67. Bh4+ Ke6 68. Bd8 Bd5 69. Kg3 Bg2 70. Kg4 Bf1 71. Kg5 Bd3 72. Kf4 Bb5 73. Ke4 Bc6+ 74. Kd4 Bb5 75. Bg5 Be2 76. Bf4 Bb5 77. Bg3 Be2 78. Ke4 Bb5 79. Kf4 Bc6 80. e4 Bb5 81. Kg4 Bd3 82. Kf4 Bb5 83. Kg5 Bd3 84. e5 Be4 85. Kh6 Kf7 86. Be1 Ke6 87. Bc3 Kf7 88. Kh7 Bd3 89. Be1 Be4 90. Kh6 Bd3 91. Kg5 Ke6 92. Bc3 Be4 93. Kf4 Bd3 94. Be1 Bb5 95. Bg3 Bc4 96. Be1 Bb5 97. Bg3 Bc4 98. Be1 1/2-1/2

[Event "German Masters"]
[Site "Rosenheim"]
[Date "2023.12.14"]
[Round "4"]
[White "Costa, Leonardo"]
[Black "Prusikin, Michael"]
[Result "1-0"]
[ECO "C43"]
[WhiteElo "2472"]
[BlackElo "2513"]
[PlyCount "107"]
[EventDate "2023.12.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[EventCategory "13"]
[SourceTitle "CB51_2023"]
[SourceDate "2023.12.20"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Nd7 6. Nc3 Nxc3 7. bxc3 Bd6 8. 0-0 0-0 9. Re1 Bxe5 10. dxe5 Nc5 11. Bf1 Ne6 12. Rb1 c5 13. Qh5 f5 14. exf6 Qxf6 15. f3 Qf5 16. Qxf5 Rxf5 17. Bd3 Rf7 18. Re5 c4 19. Bf5 Nf8 20. Bxc8 Rxc8 21. Rxd5 b6 22. Kf2 Rd7 23. Rxd7 Nxd7 24. Be3 Kf7 25. Rb4 Rc6 26. Bd4 g6 27. f4 Nc5 28. Kf3 Nb7 29. g4 Ke6 30. Rb5 Nd6 31. Re5+ Kf7 32. f5 gxf5 33. gxf5 Ne8 34. Rd5 Ke7 35. h4 Rh6 36. Be3 Rd6 37. Bg5+ Kd7 38. Re5 Nf6 39. Bxf6 Rxf6 40. Kf4 Rf8 41. h5 Rg8 42. f6 Rg2 43. Re7+ Kd6 44. Rxa7 Ke6 45. f7 Rf2+ 46. Ke3 Rf1 47. h6 Kd5 48. a4 Ke5 49. Rb7 Kd5 50. Rd7+ Kc6 51. Re7 Kd6 52. f8Q Rxf8 53. Rxh7 Rf6 54. Rh8 1-0

[Event "German Masters"]
[Site "Rosenheim"]
[Date "2023.12.12"]
[Round "2"]
[White "Costa, Leonardo"]
[Black "Noe, Christopher"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2472"]
[BlackElo "2528"]
[PlyCount "91"]
[EventDate "2023.12.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[EventCategory "13"]
[SourceTitle "CB51_2023"]
[SourceDate "2023.12.20"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. 0-0 0-0 7. Re1 a6 8. a4 Ne7 9. h3 Ng6 10. Nbd2 Be6 11. Bb3 Qd7 12. Nf1 h6 13. Bxe6 Qxe6 14. Ng3 d5 15. Qb3 Rfe8 16. Be3 dxe4 17. Qxe6 Rxe6 18. Nxe4 Nxe4 19. dxe4 Bxe3 20. Rxe3 Rd8 21. g3 Red6 22. Kf1 f6 23. a5 Nf8 24. Ke2 Ne6 25. b4 c5 26. Rb1 cxb4 27. cxb4 Nd4+ 28. Nxd4 Rxd4 29. b5 Ra4 30. bxa6 bxa6 31. Rb7 Ra2+ 32. Kf3 Rdd2 33. Rc3 Rxf2+ 34. Kg4 Rac2 35. Rxc2 Rxc2 36. Rb6 Rc3 37. Rxa6 Kf7 38. h4 h5+ 39. Kxh5 Rxg3 40. Rb6 g5 41. a6 gxh4 42. a7 Ra3 43. Rb7+ Ke6 44. Kxh4 f5 45. Rb6+ Kf7 46. Rb7+ 1/2-1/2

[Event "German Masters"]
[Site "Rosenheim"]
[Date "2023.12.11"]
[Round "3"]
[White "Bluebaum, Matthias"]
[Black "Costa, Leonardo"]
[Result "1/2-1/2"]
[ECO "A17"]
[WhiteElo "2670"]
[BlackElo "2472"]
[PlyCount "167"]
[EventDate "2023.12.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[EventCategory "13"]
[SourceTitle "CB51_2023"]
[SourceDate "2023.12.20"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.20"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 c5 3. Nf3 e6 4. e3 d5 5. cxd5 Nxd5 6. Bc4 Nc6 7. 0-0 Be7 8. Qe2 0-0 9. Rd1 Na5 10. Bxd5 exd5 11. d4 c4 12. e4 dxe4 13. Qxe4 Re8 14. d5 Bd6 15. Qd4 Bf5 16. Bf4 a6 17. Re1 Qc7 18. Bxd6 Qxd6 19. Ne5 b5 20. Qf4 f6 21. Qxf5 Rxe5 22. Rxe5 Qxe5 23. Qxe5 fxe5 24. Re1 b4 25. Na4 Rc8 26. d6 Rd8 27. Rxe5 Rxd6 28. Kf1 Nc6 29. Rc5 Rd1+ 30. Ke2 Ra1 31. Rxc6 Rxa2 32. Rxc4 Rxa4 33. Kd3 a5 34. Rc1 b3 35. Rc8+ Kf7 36. Rb8 Ra2 37. Rxb3 a4 38. Rb7+ Kf6 39. Kc2 Ra1 40. Rb6+ Kf5 41. Rb5+ Kf6 42. Rb4 a3 43. bxa3 Rxa3 44. Kd2 h5 45. h4 g6 46. Ke2 Kf5 47. Rb5+ Kf6 48. g3 Rc3 49. Rd5 Ra3 50. Rd3 Ra2+ 51. Kf1 Ra1+ 52. Kg2 Ra2 53. Rf3+ Kg7 54. Rb3 Kf6 55. Kf3 Rc2 56. Ke3 Ra2 57. Rb4 Kf7 58. Rd4 Kf6 59. Rd7 Rb2 60. f3 Rb4 61. Rd4 Rb3+ 62. Kf4 Ra3 63. Rb4 Rc3 64. Rb6+ Kg7 65. Rd6 Ra3 66. Rd5 Rb3 67. g4 hxg4 68. fxg4 Rb7 69. Kg5 Ra7 70. Rb5 Rc7 71. h5 gxh5 72. Kxh5 Ra7 73. g5 Rc7 74. Rf5 Rc1 75. Rf4 Rh1+ 76. Rh4 Rxh4+ 77. Kxh4 Kg6 78. Kg4 Kg7 79. Kf5 Kf7 80. g6+ Kg7 81. Kg5 Kg8 82. Kh6 Kh8 83. g7+ Kg8 84. Kg6 1/2-1/2

[Event "German Masters"]
[Site "Rosenheim"]
[Date "2023.12.11"]
[Round "1"]
[White "Costa, Leonardo"]
[Black "Donchenko, Alexander"]
[Result "1/2-1/2"]
[ECO "B11"]
[WhiteElo "2472"]
[BlackElo "2634"]
[PlyCount "67"]
[EventDate "2023.12.11"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[EventCategory "13"]
[SourceTitle "CB51_2023"]
[SourceDate "2023.12.20"]
[SourceVersion "1"]
[SourceVersionDate "2023.12.20"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nf6 5. Qe2 Nxe4 6. Qxe4 Nd7 7. d4 Nf6 8. Qd3 Bg4 9. Ne5 Bh5 10. c3 e6 11. Qh3 Bd6 12. Bg5 Bxe5 13. dxe5 Qd5 14. Bxf6 Qe4+ 15. Qe3 Qxe3+ 16. fxe3 gxf6 17. exf6 Rg8 18. Rg1 0-0-0 19. Be2 Bg4 20. g3 h5 21. Rd1 Rxd1+ 22. Bxd1 Bxd1 23. Kxd1 Kd7 24. Ke2 e5 25. c4 Ke6 26. Rd1 h4 27. Kf3 hxg3 28. hxg3 Rg6 29. Rd8 Rxf6+ 30. Kg2 Kf5 31. Kf3 Ke6+ 32. Kg2 Kf5 33. Kf3 Ke6+ 34. Kg2 1/2-1/2

[Event "Wch U16"]
[Site "Montesilvano"]
[Date "2023.11.24"]
[Round "11"]
[White "Costa, Leonardo"]
[Black "Macias Pino, Diego"]
[Result "1-0"]
[ECO "B43"]
[WhiteElo "2397"]
[BlackElo "2457"]
[PlyCount "103"]
[EventDate "2023.11.13"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ITA"]
[SourceTitle "CB48_2023"]
[SourceDate "2023.11.29"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Bd3 Nf6 7. Qe2 Bd6 8. Bd2 Nc6 9. Nxc6 dxc6 10. a4 b6 11. h3 Nd7 12. 0-0 Ne5 13. f4 Nxd3 14. Qxd3 0-0 15. e5 Be7 16. Qg3 Rd8 17. Rad1 Bb7 18. f5 exf5 19. Rxf5 f6 20. Bf4 Rxd1+ 21. Nxd1 Qd8 22. Ne3 Bc8 23. Bh6 Qf8 24. Rf1 Ra7 25. exf6 Bxf6 26. Bg5 Kh8 27. Bxf6 gxf6 28. Qb8 Rg7 29. Kh1 b5 30. Ng4 f5 31. Nh6 Qe8 32. Nxf5 Qe2 33. Ne3 Qxe3 34. Qxc8+ Rg8 35. Qxc6 Qe5 36. Qxa6 bxa4 37. c3 Qe4 38. Qf6+ Rg7 39. Rf3 h5 40. Qh6+ Kg8 41. Qxh5 Qb1+ 42. Kh2 Qxb2 43. Qd5+ Kh7 44. Qe4+ Kg8 45. Rf6 Qb3 46. Qe8+ Kh7 47. Rf4 Rb7 48. Rh4+ Kg7 49. Rg4+ Kf6 50. Rg6+ Kf5 51. g4+ Kf4 52. Rf6+ 1-0

[Event "Wch U16"]
[Site "Montesilvano"]
[Date "2023.11.23"]
[Round "10"]
[White "Hagner, Bennet"]
[Black "Costa, Leonardo"]
[Result "0-1"]
[ECO "B11"]
[WhiteElo "2356"]
[BlackElo "2397"]
[PlyCount "108"]
[EventDate "2023.11.13"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ITA"]
[SourceTitle "CB48_2023"]
[SourceDate "2023.11.29"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.29"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nf6 5. Qe2 Nxe4 6. Qxe4 Nd7 7. Bc4 Nf6 8. Ne5 e6 9. Qf4 b5 10. Be2 Bd6 11. d4 0-0 12. Qh4 Qc7 13. Bd3 Bxe5 14. dxe5 Qxe5+ 15. Be3 c5 16. 0-0-0 Bb7 17. Rhe1 Qh5 18. Qxh5 Nxh5 19. Bxb5 Bxg2 20. Be2 Nf6 21. Bxc5 Rfc8 22. Bd4 Kf8 23. f3 Nd5 24. Kb1 f6 25. Ba6 Rd8 26. c4 Nf4 27. Bb7 Rab8 28. Bc5+ Kf7 29. Rxd8 Rxd8 30. Be3 Nd3 31. Re2 Bf1 32. Rd2 Rb8 33. Be4 Ne5 34. Bxa7 Nxc4 35. Rd7+ Ke8 36. Bc6 Rc8 37. Ba4 Kf8 38. b4 Ne5 39. Bc5+ Kg8 40. Re7 Bd3+ 41. Bc2 Bxc2+ 42. Kxc2 Nc6 43. Rb7 Nxb4+ 44. Rxb4 Rxc5+ 45. Kb3 Kf7 46. a4 Rf5 47. Rh4 Rxf3+ 48. Kb4 e5 49. a5 f5 50. a6 Rd3 51. Rxh7 Rd8 52. Rh3 f4 53. Ra3 e4 54. a7 e3 0-1

[Event "Wch U16"]
[Site "Montesilvano"]
[Date "2023.11.22"]
[Round "9"]
[White "Costa, Leonardo"]
[Black "Klimkowski, Jan"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2397"]
[BlackElo "2520"]
[PlyCount "171"]
[EventDate "2023.11.13"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ITA"]
[SourceTitle "CB48_2023"]
[SourceDate "2023.11.29"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bd3 e5 7. Nde2 Be7 8. 0-0 0-0 9. Ng3 Bg4 10. Be2 Be6 11. Be3 Nbd7 12. a4 Qc7 13. Nh5 Nxh5 14. Bxh5 Qc6 15. a5 b5 16. axb6 Nxb6 17. Bxb6 Qxb6 18. Nd5 Bxd5 19. Qxd5 Rac8 20. c4 g6 21. Bf3 Rc5 22. Qd3 a5 23. b3 Rb8 24. Rab1 Qb4 25. g3 Rc6 26. Qd5 Rc7 27. Be2 Ra7 28. Kg2 Bd8 29. Rfd1 Bc7 30. c5 Qxc5 31. Qxc5 dxc5 32. Bc4 Rd8 33. Rxd8+ Bxd8 34. Rd1 Be7 35. Rd5 a4 36. bxa4 Rxa4 37. Rxe5 Kf8 38. Bb5 Rb4 39. Ba6 Ke8 40. Kf3 Kd7 41. Bf1 c4 42. Rd5+ Kc6 43. Rd2 Bf6 44. Ke3 Rb3+ 45. Ke2 c3 46. Rc2 Rb1 47. f4 Kc5 48. e5 Kc4 49. Bg2 Be7 50. Ra2 Kd4 51. Rc2 g5 52. Bc6 h6 53. f5 Rb2 54. Ba4 Rb4 55. Ra2 Kxe5 56. Bc2 Rb6 57. Ra7 Kf6 58. Kd3 Rc6 59. Bb3 g4 60. Rd7 Rc5 61. Ra7 h5 62. Kc2 Rxf5 63. Kxc3 Rf3+ 64. Kc4 h4 65. Bd1 Rf2 66. gxh4 Rxh2 67. Kd3 g3 68. Ra6+ Kg7 69. Ra4 f5 70. Bf3 g2 71. Ra1 Bc5 72. Bxg2 Rxg2 73. Ra5 Rd2+ 74. Kc3 Rd5 75. Kc4 Rd4+ 76. Kxc5 Rxh4 77. Ra6 Rh6 78. Ra1 Kf6 79. Kd4 Rh3 80. Rg1 Rh4+ 81. Ke3 Ke5 82. Ra1 Rh3+ 83. Kf2 Rb3 84. Ra5+ Kf4 85. Ra4+ Ke5 86. Ra5+ 1/2-1/2

[Event "Wch U16"]
[Site "Montesilvano"]
[Date "2023.11.21"]
[Round "8"]
[White "Seemann, Jakub"]
[Black "Costa, Leonardo"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "2417"]
[BlackElo "2397"]
[PlyCount "119"]
[EventDate "2023.11.13"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ITA"]
[SourceTitle "CB48_2023"]
[SourceDate "2023.11.29"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.29"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Qe2 Nxe4 6. Qxe4 Nd7 7. d4 Nf6 8. Qd3 g6 9. Be2 Bg7 10. 0-0 0-0 11. Re1 Bf5 12. Qb3 a5 13. a4 Nd5 14. c3 Qb6 15. Bc4 Qxb3 16. Bxb3 Rfe8 17. h3 Bd3 18. Ne5 Ba6 19. Nd7 e6 20. Bg5 h6 21. Bd2 Re7 22. Nc5 b6 23. Nxa6 Rxa6 24. Bc4 Ra8 25. f4 h5 26. g4 hxg4 27. hxg4 Ree8 28. Kf2 f6 29. Bd3 f5 30. gxf5 gxf5 31. Be2 Nf6 32. Bf3 Rac8 33. Ra3 Re7 34. Rb3 Nd7 35. Rg1 Kf8 36. Be3 Bf6 37. Rh1 Ke8 38. c4 Kd8 39. c5 Rb8 40. cxb6 Rxb6 41. Rxb6 Nxb6 42. Bxc6 Rc7 43. d5 Nxd5 44. Bxd5 Rc2+ 45. Kf3 exd5 46. Rd1 d4 47. Bxd4 Bxd4 48. Rxd4+ Ke7 49. Rd5 Ke6 50. Rb5 Rc4 51. Re5+ Kf6 52. Rxa5 Rb4 53. Ra6+ Kf7 54. Ra8 Rb3+ 55. Kg2 Rxb2+ 56. Kg3 Ra2 57. a5 Kg6 58. a6 Ra3+ 59. Kf2 Ra2+ 60. Ke3 1-0

[Event "Wch U16"]
[Site "Montesilvano"]
[Date "2023.11.20"]
[Round "7"]
[White "Costa, Leonardo"]
[Black "Anand, Batsukh"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2397"]
[BlackElo "2369"]
[PlyCount "123"]
[EventDate "2023.11.13"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ITA"]
[SourceTitle "CB48_2023"]
[SourceDate "2023.11.29"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.29"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h5 5. c4 e6 6. Nc3 Be7 7. g3 Nh6 8. Bf4 Nd7 9. cxd5 cxd5 10. Be2 Qb6 11. Qd2 Bg6 12. Bxh6 Rxh6 13. Nh3 f6 14. exf6 Bxf6 15. Rd1 0-0-0 16. 0-0 Kb8 17. Rfe1 a6 18. Ng5 Rhh8 19. Bf1 Rhe8 20. Bh3 Nf8 21. Qf4+ Ka7 22. Re2 Re7 23. a4 Rde8 24. Nf3 Bf7 25. Ne5 Bxe5 26. Qxe5 Ng6 27. Qe3 Rc7 28. f4 Rc4 29. Kh2 Ne7 30. Qe5 Nf5 31. Red2 Nd6 32. a5 Qd8 33. Bf1 Rc6 34. Ra1 Bg6 35. Qxg7 Rg8 36. Qe5 Bf5 37. Ra3 Rc7 38. Rg2 Rcg7 39. Na4 Be4 40. Nc5 Bxg2 41. Nxe6 Qd7 42. Bxg2 Nc4 43. Qxd5 Nxa3 44. Qc5+ Ka8 45. Nxg7 Qxg7 46. Qxa3 Qxd4 47. Qf3 Qxb2 48. Qxh5 Qf2 49. Qf3 Qxf3 50. Bxf3 Ka7 51. g4 b6 52. h5 bxa5 53. h6 Kb6 54. g5 Rh8 55. Kg3 a4 56. f5 Kc5 57. Bd1 Kd4 58. g6 a3 59. g7 Rg8 60. Bb3 Rb8 61. g8Q Rxg8+ 62. Bxg8 1-0

[Event "Wch U16"]
[Site "Montesilvano"]
[Date "2023.11.18"]
[Round "6"]
[White "Costa, Leonardo"]
[Black "Gasparyan, Erik R"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2397"]
[BlackElo "2320"]
[PlyCount "119"]
[EventDate "2023.11.13"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ITA"]
[SourceTitle "CB48_2023"]
[SourceDate "2023.11.29"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.29"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 a6 5. h5 h6 6. Bd3 Bxd3 7. Qxd3 e6 8. Ne2 c5 9. c3 Ne7 10. Nd2 Nd7 11. f4 Qb6 12. Nf3 cxd4 13. cxd4 Qb4+ 14. Nc3 Rc8 15. 0-0 Qc4 16. Qd1 Nf5 17. Kh2 Bb4 18. g4 Ne7 19. Bd2 0-0 20. Rf2 f6 21. Qe1 Nc6 22. Qe3 fxe5 23. b3 Bxc3 24. bxc4 Bxa1 25. cxd5 Nf6 26. Kh3 Nxd5 27. Qe1 Nxf4+ 28. Bxf4 Rxf4 29. Nxe5 Rxf2 30. Qxf2 Nxe5 31. dxe5 Bxe5 32. Qb6 Rc3+ 33. Kg2 Bf6 34. Qxe6+ Kh7 35. Qe4+ Kh8 36. Qxb7 Ra3 37. Kf1 Kh7 38. Qb4 Re3 39. Qa5 Rf3+ 40. Kg2 Rf4 41. Kg3 Rc4 42. Qxa6 Be5+ 43. Kh4 Rc5 44. Qg6+ Kh8 45. Kh3 Ra5 46. a4 Bf6 47. Qe8+ Kh7 48. Qe4+ Kh8 49. Qb4 Ra8 50. a5 Bd8 51. Qf8+ Kh7 52. Qf5+ Kh8 53. Qd5 Rc8 54. a6 Bb6 55. Qb7 Rc3+ 56. Kg2 Be3 57. Qb8+ Kh7 58. Qb4 Rc2+ 59. Kf3 Ra2 60. Qb1+ 1-0

[Event "Wch U16"]
[Site "Montesilvano"]
[Date "2023.11.17"]
[Round "5"]
[White "Salonen, Aku"]
[Black "Costa, Leonardo"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2239"]
[BlackElo "2397"]
[PlyCount "112"]
[EventDate "2023.11.13"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ITA"]
[SourceTitle "CB48_2023"]
[SourceDate "2023.11.29"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.29"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nd2 e6 5. Nb3 Nd7 6. Nf3 Qc7 7. Be2 f6 8. exf6 Ngxf6 9. 0-0 Bd6 10. c4 0-0 11. h3 Rae8 12. Be3 dxc4 13. Bxc4 Nd5 14. Rc1 Kh8 15. Qe2 Bg6 16. Nh4 Bf7 17. Nd2 N7f6 18. Ndf3 Nf4 19. Qc2 N6d5 20. Rce1 Qd8 21. Bxd5 exd5 22. Bxf4 Bxf4 23. g3 Bc7 24. Ne5 Bxe5 25. dxe5 Be6 26. Kh2 Qd7 27. g4 g5 28. Ng2 Rf3 29. Qd2 Qg7 30. Re3 Ref8 31. Ne1 R3f7 32. Nd3 d4 33. Rg3 Bc4 34. Kg1 Rf3 35. Qd1 Rxg3+ 36. fxg3 Rxf1+ 37. Qxf1 Bxd3 38. Qxd3 Qxe5 39. Kg2 Kg7 40. b4 Qd5+ 41. Kg1 b6 42. a4 a5 43. bxa5 bxa5 44. Kf1 h6 45. Kf2 Qa2+ 46. Kg1 Qa1+ 47. Kg2 Qxa4 48. Qf5 Qa2+ 49. Kg1 Qd5 50. Qc8 d3 51. Qc7+ Kf6 52. Qh7 d2 53. Qxh6+ Ke7 54. Qg7+ Kd8 55. Qf8+ Kc7 56. Qe7+ Kb6 0-1

[Event "Wch U16"]
[Site "Montesilvano"]
[Date "2023.11.16"]
[Round "4"]
[White "Costa, Leonardo"]
[Black "Suleimen, Ergali"]
[Result "1-0"]
[ECO "B48"]
[WhiteElo "2397"]
[BlackElo "2285"]
[PlyCount "149"]
[EventDate "2023.11.13"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ITA"]
[SourceTitle "CB48_2023"]
[SourceDate "2023.11.29"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Qc7 6. Be3 a6 7. a3 Nf6 8. f4 d5 9. e5 Nd7 10. Qd2 Bc5 11. 0-0-0 0-0 12. h4 Rb8 13. h5 b5 14. h6 g6 15. Nxc6 Qxc6 16. Bxc5 Qxc5 17. Rh3 b4 18. Ne2 a5 19. Nd4 Qb6 20. axb4 axb4 21. Nb3 Ba6 22. Qd4 Qc6 23. Bxa6 Qxa6 24. Kd2 Rfc8 25. Ra1 Qb5 26. Rd3 Rc4 27. Qf2 Rbc8 28. Nd4 Qb6 29. Ke1 Nc5 30. Rdd1 Qd8 31. Kf1 Ne4 32. Qe1 Qf8 33. b3 Rc3 34. Qh4 Rg3 35. Rd3 Rc3 36. Rxg3 Nxg3+ 37. Kg1 Ne4 38. Ra7 Rc8 39. Qe7 Qxe7 40. Rxe7 Nc5 41. Nb5 Kf8 42. Ra7 Ne4 43. Nd4 Ng3 44. Nb5 Nf5 45. Nd6 Nxd6 46. exd6 Rd8 47. Ra6 Ke8 48. Rc6 Kd7 49. Rc7+ Ke8 50. Kf2 Rxd6 51. Ke3 Rd7 52. Rc8+ Ke7 53. g4 f6 54. Rb8 Rc7 55. Rxb4 Rxc2 56. Rb7+ Kd6 57. Rxh7 g5 58. Rh8 Rc3+ 59. Kd2 Rc7 60. h7 Rd7 61. Ke3 d4+ 62. Kxd4 gxf4 63. Ke4 f3 64. Kxf3 Ke5 65. b4 Rd3+ 66. Ke2 Rd7 67. b5 Ke4 68. b6 e5 69. Kf2 Kf4 70. g5 Kf5 71. gxf6 Rf7 72. Rc8 Rxh7 73. Rc7 Rh2+ 74. Kg1 Rh6 75. b7 1-0

[Event "Wch U16"]
[Site "Montesilvano"]
[Date "2023.11.15"]
[Round "3"]
[White "Pidluznij, Gleb"]
[Black "Costa, Leonardo"]
[Result "0-1"]
[ECO "E71"]
[WhiteElo "2246"]
[BlackElo "2397"]
[PlyCount "64"]
[EventDate "2023.11.13"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ITA"]
[SourceTitle "CB48_2023"]
[SourceDate "2023.11.29"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.29"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 e5 6. d5 a5 7. Be3 Na6 8. g4 Nd7 9. Nge2 Bf6 10. Qd2 h6 11. 0-0-0 Bg5 12. Kb1 Bxe3 13. Qxe3 Qg5 14. Qd2 Qxd2 15. Rxd2 h5 16. gxh5 Rxh5 17. h4 Nf6 18. Ng3 Rh6 19. Bh3 Bxh3 20. Rxh3 Ke7 21. f3 Nc5 22. Nd1 Nh5 23. Nxh5 Rxh5 24. Rg2 Rah8 25. Rg4 Nd7 26. Nf2 Nf6 27. Rg1 Rxh4 28. Rhg3 Nh5 29. Rh3 Nf4 30. Rxh4 Rxh4 31. Rh1 Rxh1+ 32. Nxh1 Nd3 0-1

[Event "Wch U16"]
[Site "Montesilvano"]
[Date "2023.11.14"]
[Round "2"]
[White "Costa, Leonardo"]
[Black "Chen, Jonathan"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2397"]
[BlackElo "2202"]
[PlyCount "111"]
[EventDate "2023.11.13"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ITA"]
[SourceTitle "CB48_2023"]
[SourceDate "2023.11.29"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.29"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 c5 6. c3 Nc6 7. 0-0 Bg6 8. Be3 Qb6 9. Nbd2 Nh6 10. dxc5 Bxc5 11. Bxh6 gxh6 12. b4 Be7 13. Nb3 Qc7 14. Re1 a5 15. a3 axb4 16. cxb4 0-0 17. Qc1 Rfc8 18. Qe3 Bf8 19. Rac1 Qd8 20. Nc5 d4 21. Qb3 b6 22. Nd3 Rc7 23. Rc2 Rac8 24. Rec1 Bg7 25. Rc4 Bxd3 26. Qxd3 Nxe5 27. Nxe5 Bxe5 28. Qe4 Rxc4 29. Rxc4 Rxc4 30. Bxc4 Bxh2+ 31. Kf1 Bc7 32. Bd3 Qf6 33. Qxh7+ Kf8 34. Qe4 Bg3 35. Qe1 Bd6 36. Qe4 Qf4 37. Qxf4 Bxf4 38. Ke2 Bc1 39. a4 Ba3 40. a5 bxa5 41. bxa5 Ke7 42. Be4 Kd6 43. Kd3 f5 44. Bb7 Bc5 45. f3 h5 46. Bc8 Ke5 47. Ke2 h4 48. a6 Kf6 49. f4 e5 50. fxe5+ Kxe5 51. Bb7 Kf4 52. Bc6 Ba7 53. Bb7 Kg3 54. Bc6 h3 55. gxh3 f4 56. h4 1/2-1/2

[Event "Wch U16"]
[Site "Montesilvano"]
[Date "2023.11.13"]
[Round "1"]
[White "Adury, Anant"]
[Black "Costa, Leonardo"]
[Result "0-1"]
[ECO "E04"]
[WhiteElo "2072"]
[BlackElo "2397"]
[PlyCount "84"]
[EventDate "2023.11.13"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "ITA"]
[SourceTitle "CB48_2023"]
[SourceDate "2023.11.29"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.29"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 dxc4 5. Bg2 Bb4+ 6. Bd2 a5 7. 0-0 0-0 8. Qc2 Bxd2 9. Nbxd2 b5 10. a4 c6 11. b3 cxb3 12. Nxb3 b4 13. Ne5 Nd5 14. Nxc6 Nxc6 15. Qxc6 Ra6 16. Qc4 Nc3 17. e3 Qb6 18. Rfc1 Ra7 19. Rxc3 bxc3 20. Qxc3 Bd7 21. Nc5 Rb8 22. Be4 Bc6 23. Qd3 h6 24. Rc1 Bxe4 25. Qxe4 Qb2 26. Rf1 Qa2 27. Qe5 Rb1 28. Rxb1 Qxb1+ 29. Kg2 Ra8 30. Qd6 Rb8 31. Qe5 Rb2 32. Qf4 Qd1 33. Qf3 Qxf3+ 34. Kxf3 g5 35. g4 Kf8 36. Nd3 Ra2 37. Nc5 Ke7 38. Kg3 Rb2 39. Nd3 Rb4 40. Nxb4 axb4 41. a5 Kd7 42. a6 Kc8 0-1

[Event "Budapest Vezerkepzo Fall GM"]
[Site "Budapest"]
[Date "2023.11.04"]
[Round "9"]
[White "Panesar, Vedant"]
[Black "Costa, Leonardo"]
[Result "1-0"]
[ECO "B43"]
[WhiteElo "2372"]
[BlackElo "2387"]
[PlyCount "69"]
[EventDate "2023.10.30"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "HUN"]
[EventCategory "7"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. a3 Nf6 6. Nc3 Qc7 7. f4 d6 8. Be3 b5 9. Bd3 Nbd7 10. g4 Nc5 11. g5 Nfd7 12. Qe2 Bb7 13. 0-0-0 g6 14. h4 Nxd3+ 15. cxd3 Bg7 16. Kb1 Rc8 17. h5 e5 18. h6 Bf8 19. Nc2 Be7 20. Nb4 Qd8 21. Nbd5 0-0 22. Qh2 a5 23. Nxb5 Bxd5 24. exd5 Nb6 25. Na7 Nxd5 26. Nxc8 Qxc8 27. Qd2 exf4 28. Bxf4 Qf5 29. Rdf1 Nxf4 30. Rxf4 Qd5 31. Re4 Bxg5 32. Qc3 f6 33. Qc7 Bxh6 34. Rxh6 Qxd3+ 35. Qc2 1-0

[Event "Budapest Vezerkepzo Fall GM"]
[Site "Budapest"]
[Date "2023.11.03"]
[Round "8"]
[White "Costa, Leonardo"]
[Black "Venkatesan, Kavin"]
[Result "1-0"]
[ECO "B92"]
[WhiteElo "2387"]
[BlackElo "2313"]
[PlyCount "75"]
[EventDate "2023.10.30"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "HUN"]
[EventCategory "7"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. 0-0 0-0 9. Re1 Be6 10. Bf3 Nbd7 11. a4 Rc8 12. a5 Qc7 13. Be3 Rfd8 14. Nd2 Qc6 15. Nf1 g6 16. h3 Bc4 17. Bg5 Bxf1 18. Rxf1 Kf8 19. Qd2 Nc5 20. Bxf6 Bxf6 21. Qh6+ Bg7 22. Qxh7 Ne6 23. Bg4 Re8 24. Rfd1 Rcd8 25. Bxe6 Rxe6 26. Rd2 b5 27. axb6 Qxb6 28. Ra2 Qc6 29. Qh4 Rb8 30. Nd5 Qc4 31. b3 Qc6 32. Qg3 Bh6 33. Rd1 Kg7 34. Qd3 Ra8 35. Rda1 Ree8 36. Rxa6 Rxa6 37. Rxa6 Qd7 38. Nf6 1-0

[Event "Budapest Vezerkepzo Fall GM"]
[Site "Budapest"]
[Date "2023.11.03"]
[Round "7"]
[White "Vaz, Ethan"]
[Black "Costa, Leonardo"]
[Result "1/2-1/2"]
[ECO "C95"]
[WhiteElo "2396"]
[BlackElo "2387"]
[PlyCount "177"]
[EventDate "2023.10.30"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "HUN"]
[EventCategory "7"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 0-0 9. h3 Nb8 10. d4 Nbd7 11. Nbd2 Bb7 12. Bc2 Re8 13. Nf1 Bf8 14. Ng3 g6 15. a4 c5 16. d5 c4 17. Bg5 Bg7 18. Qd2 Nc5 19. Nh2 h5 20. a5 Qe7 21. Qe2 Qf8 22. Rad1 Bc8 23. Kh1 Ra7 24. Qf3 Nh7 25. Be3 h4 26. Ngf1 Rc7 27. Qe2 Bf6 28. f4 exf4 29. Bxf4 Bg5 30. Qf2 Bxf4 31. Qxf4 g5 32. Qf2 Qg7 33. Re3 Nf6 34. Rde1 Rce7 35. Nd2 Nh5 36. Qf3 Ng3+ 37. Kg1 Qe5 38. Nhf1 Nxf1 39. Nxf1 Kg7 40. R3e2 Qf6 41. Qxf6+ Kxf6 42. Kf2 Kg7 43. Kf3 Re5 44. Re3 f6 45. Kf2 Kh6 46. Nh2 Nb7 47. Nf3 R5e7 48. Nd4 Bd7 49. Kf3 Nc5 50. Kf2 Rb8 51. g3 hxg3+ 52. Rxg3 b4 53. Re2 bxc3 54. bxc3 Rb2 55. Kf3 Ra2 56. h4 g4+ 57. Kf4 Re5 58. Rgg2 Rxa5 59. Nc6 Bxc6 60. dxc6 Ra3 61. c7 Ne6+ 62. Ke3 Nxc7 63. Rxg4 Rxc3+ 64. Kd2 Rf3 65. Reg2 Ne6 66. Rg8 Kh7 67. Rc8 c3+ 68. Rxc3 Rxc3 69. Kxc3 Kh6 70. Rd2 Nc7 71. Kb4 Nb5 72. Rf2 Kg6 73. Bd3 a5+ 74. Kb3 Nd4+ 75. Kc3 Ne6 76. h5+ Kxh5 77. Rxf6 Kg5 78. Rf5+ Rxf5 79. exf5 Nc5 80. Bb1 Kf6 81. Kd4 Na4 82. Kd5 Nc3+ 83. Kxd6 Nxb1 84. Kc5 Na3 85. Kb6 Nc4+ 86. Kb5 Kxf5 87. Kxc4 a4 88. Kb4 a3 89. Kxa3 1/2-1/2

[Event "Budapest Vezerkepzo Fall GM"]
[Site "Budapest"]
[Date "2023.11.02"]
[Round "6"]
[White "Costa, Leonardo"]
[Black "Plat, Vojtech"]
[Result "1/2-1/2"]
[ECO "B36"]
[WhiteElo "2387"]
[BlackElo "2503"]
[PlyCount "74"]
[EventDate "2023.10.30"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "HUN"]
[EventCategory "7"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 6. Nc3 Nxd4 7. Qxd4 d6 8. f3 Bg7 9. Be3 0-0 10. Qd2 Qa5 11. Rc1 Be6 12. b3 Rfc8 13. Bd3 a6 14. Nd5 Qxd2+ 15. Kxd2 Bxd5 16. cxd5 Nd7 17. b4 Ne5 18. Be2 e6 19. f4 Nd7 20. dxe6 fxe6 21. Bc4 Kf7 22. Kd3 Ke7 23. Bd2 Nf6 24. Rhe1 Ng4 25. Bb3 Nf6 26. h3 Nd7 27. g4 a5 28. bxa5 Nc5+ 29. Ke3 e5 30. fxe5 Bh6+ 31. Ke2 Bxd2 32. exd6+ Kxd6 33. Kxd2 Ke5 34. Ke3 Nxe4 35. Red1 Rxc1 36. Rxc1 Rxa5 37. Rc7 Nc5 1/2-1/2

[Event "Budapest Vezerkepzo Fall GM"]
[Site "Budapest"]
[Date "2023.11.01"]
[Round "4"]
[White "Costa, Leonardo"]
[Black "Gutla, Aryan"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2387"]
[BlackElo "2308"]
[PlyCount "67"]
[EventDate "2023.10.30"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "HUN"]
[EventCategory "7"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h4 e5 7. Nb3 Be6 8. f4 g6 9. Be2 Nc6 10. g4 exf4 11. g5 f3 12. Bxf3 Nd7 13. Bf4 Nce5 14. Be2 h6 15. Qd2 hxg5 16. Bxg5 Be7 17. 0-0-0 Bxg5 18. hxg5 Rxh1 19. Rxh1 Qe7 20. Qf4 0-0-0 21. Rh7 Nf8 22. Rh1 Bxb3 23. axb3 Ne6 24. Qf6 Qxf6 25. gxf6 Nf4 26. Kd2 Kd7 27. Bc4 b5 28. Bd5 Kc7 29. b4 Nh5 30. Rf1 Rh8 31. Rf2 Ng4 32. Rg2 Ne5 33. Rf2 Ng4 34. Rg2 1/2-1/2

[Event "Budapest Vezerkepzo Fall GM"]
[Site "Budapest"]
[Date "2023.11.01"]
[Round "5"]
[White "Tan, Jun Ying"]
[Black "Costa, Leonardo"]
[Result "0-1"]
[ECO "D30"]
[WhiteElo "2250"]
[BlackElo "2387"]
[PlyCount "116"]
[EventDate "2023.10.30"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "HUN"]
[EventCategory "7"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Bg5 Be7 5. e3 0-0 6. Qc2 h6 7. Bxf6 Bxf6 8. h4 c5 9. g4 g6 10. g5 hxg5 11. h5 Kg7 12. hxg6 fxg6 13. Ne5 Bxe5 14. dxe5 Nc6 15. Nc3 Nxe5 16. 0-0-0 d4 17. Ne4 Nf3 18. Nxc5 e5 19. Qe4 Qf6 20. Bh3 g4 21. Bg2 Rb8 22. Bxf3 Bf5 23. Qd5 gxf3 24. Nd7 Bxd7 25. Qxd7+ Qf7 26. Qxf7+ Rxf7 27. exd4 exd4 28. Rxd4 Re8 29. Rhd1 g5 30. Kc2 Kg6 31. b4 Re2+ 32. R1d2 Rxd2+ 33. Rxd2 g4 34. Rd1 Kg5 35. c5 g3 36. fxg3 Kg4 37. Kc3 f2 38. Rf1 Kxg3 39. Kc4 Rf4+ 40. Kb5 Kg2 41. Rc1 f1Q+ 42. Rxf1 Kxf1 43. Ka5 Ke2 44. a4 Kd3 45. b5 Rc4 46. c6 bxc6 47. bxc6 Rxc6 48. Kb5 Rb6+ 49. Ka5 Rh6 50. Kb5 Kc3 51. a5 Rh5+ 52. Ka6 Kb4 53. Kxa7 Kxa5 54. Kb7 Rc5 55. Ka7 Rc7+ 56. Ka8 Ka6 57. Kb8 Kb6 58. Ka8 Rc8# 0-1

[Event "Budapest Vezerkepzo Fall GM"]
[Site "Budapest"]
[Date "2023.10.31"]
[Round "3"]
[White "Costa, Leonardo"]
[Black "Jobava, Baadur"]
[Result "1/2-1/2"]
[ECO "C42"]
[WhiteElo "2387"]
[BlackElo "2581"]
[PlyCount "13"]
[EventDate "2023.10.30"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "HUN"]
[EventCategory "7"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bd6 7. 0-0 1/2-1/2

[Event "Budapest Vezerkepzo Fall GM"]
[Site "Budapest"]
[Date "2023.10.31"]
[Round "2"]
[White "Deuer, Marius"]
[Black "Costa, Leonardo"]
[Result "0-1"]
[ECO "E42"]
[WhiteElo "2462"]
[BlackElo "2387"]
[PlyCount "164"]
[EventDate "2023.10.30"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "HUN"]
[EventCategory "7"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nge2 d5 6. a3 Ba5 7. dxc5 dxc4 8. Qxd8+ Kxd8 9. Bd2 Nbd7 10. Ng3 Nd5 11. Nce4 c3 12. bxc3 Ke7 13. Bc4 g6 14. 0-0 Rd8 15. Rab1 f5 16. Ng5 Nxc5 17. Rfc1 Nb6 18. Rxb6 axb6 19. Rc2 Bd7 20. e4 Ba4 21. Rb2 h6 22. exf5 hxg5 23. Bxg5+ Kf7 24. fxe6+ Nxe6 25. Bxd8 Rxd8 26. h4 Bc6 27. Ne2 Bd5 28. Bb5 Bc6 29. Bc4 Rd1+ 30. Kh2 Bd5 31. Bxd5 Rxd5 32. g3 Nc5 33. Nf4 Rd6 34. c4 Nd3 35. Nxd3 Rxd3 36. c5 Rxa3 37. cxb6 Rf3 38. Kg2 Rf6 39. Rb5 Bxb6 40. f4 Ke7 41. g4 Kd7 42. g5 Rd6 43. f5 Kc6 44. Re5 Bd4 45. Re7 gxf5 46. h5 Rd7 47. Re8 Rg7 48. g6 b5 49. Kf3 b4 50. Rb8 Bb6 51. h6 Rxg6 52. h7 Bd4 53. Rxb4 Be5 54. Rh4 Bh8 55. Kf4 Rf6 56. Rh5 Rf7 57. Rxf5 Rxh7 58. Ke4 Re7+ 59. Kf4 Kd6 60. Ra5 Bd4 61. Kf5 Bc5 62. Ra6+ Kd5 63. Ra5 Rf7+ 64. Kg6 Rf1 65. Rb5 Kd6 66. Ra5 Rf2 67. Kg5 Bd4 68. Ra6+ Ke5 69. Ra5+ Ke4 70. Kg6 Rg2+ 71. Rg5 Ra2 72. Rb5 Ra7 73. Rb4 Rg7+ 74. Kh6 Rg1 75. Ra4 Ke5 76. Ra5+ Kf6 77. Ra6+ Kf5 78. Ra5+ Be5 79. Kh7 Rg7+ 80. Kh6 Rg8 81. Ra7 Rg1 82. Rf7+ Bf6 0-1

[Event "Budapest Vezerkepzo Fall GM"]
[Site "Budapest"]
[Date "2023.10.30"]
[Round "1"]
[White "Costa, Leonardo"]
[Black "Nesterov, Arseniy"]
[Result "1/2-1/2"]
[ECO "C55"]
[WhiteElo "2387"]
[BlackElo "2575"]
[PlyCount "52"]
[EventDate "2023.10.30"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "HUN"]
[EventCategory "7"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. 0-0 0-0 6. Re1 d6 7. a4 a5 8. h3 h6 9. Nc3 Re8 10. Nd5 Nxd5 11. Bxd5 Bf8 12. d4 Nxd4 13. Nxd4 exd4 14. Qxd4 c6 15. Bb3 Be6 16. Bxe6 Rxe6 17. Bd2 Be7 18. Qd3 Bf6 19. Rad1 d5 20. exd5 Qxd5 21. Rxe6 fxe6 22. Be1 Rd8 23. Qxd5 cxd5 24. Kf1 Bxb2 25. Rb1 Bd4 26. Rxb7 Rc8 1/2-1/2

[Event "Spilimbergo op 21st"]
[Site "Spilimbergo"]
[Date "2023.08.15"]
[Round "9"]
[White "Martorelli, Antonio"]
[Black "Costa, Leonardo"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "2044"]
[BlackElo "2346"]
[PlyCount "94"]
[EventDate "2023.08.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ITA"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 c5 2. c3 e6 3. d4 d5 4. e5 Nc6 5. Nf3 Bd7 6. a3 c4 7. g3 Na5 8. Nbd2 Ne7 9. Bh3 Nc8 10. Rb1 Nb6 11. Nf1 Be7 12. Ne3 Nb3 13. Nd2 Nxc1 14. Rxc1 Qc7 15. 0-0 0-0-0 16. f4 f5 17. exf6 gxf6 18. Nf3 Kb8 19. Qd2 Rhg8 20. f5 e5 21. Kh1 Bc6 22. Rce1 Bd6 23. Ng4 Nd7 24. Ne3 h5 25. Bg2 Nb6 26. Nc2 Rg4 27. Nb4 Rdg8 28. Nxc6+ bxc6 29. dxe5 fxe5 30. f6 e4 31. Nh4 Nd7 32. f7 Rf8 33. Qh6 Bxg3 34. Ng6 Rxg6 35. Qxg6 Bxe1 36. Rxe1 Ne5 37. Qxh5 Rxf7 38. a4 Rh7 39. Qe8+ Kb7 40. Kg1 Nf3+ 41. Bxf3 Qxh2+ 42. Kf1 Rg7 43. Bg4 Qf4+ 44. Ke2 Qxg4+ 45. Kd2 Qf4+ 46. Kd1 Rg2 47. Qe7+ Ka6 0-1

[Event "Spilimbergo op 21st"]
[Site "Spilimbergo"]
[Date "2023.08.14"]
[Round "8"]
[White "Costa, Leonardo"]
[Black "Argote Heredia, Valentina"]
[Result "1/2-1/2"]
[ECO "B93"]
[WhiteElo "2346"]
[BlackElo "2153"]
[PlyCount "72"]
[EventDate "2023.08.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ITA"]
[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. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 e5 7. Nf3 Nbd7 8. a4 Be7 9. Bc4 Qa5 10. Qe2 exf4 11. Bxf4 0-0 12. 0-0 Ne5 13. Nxe5 dxe5 14. Bg5 Bg4 15. Qd3 Rad8 16. Qg3 Qc5+ 17. Kh1 Qxc4 18. Bxf6 Bxf6 19. Qxg4 Qe6 20. Qe2 g6 21. Nd5 Bg7 22. c4 Kh8 23. b4 f5 24. b5 fxe4 25. Qxe4 axb5 26. axb5 Qd6 27. h4 Qc5 28. Rxf8+ Rxf8 29. Rd1 Qf2 30. Ne3 Qe2 31. Rd7 h6 32. Qxg6 Qe1+ 33. Kh2 Qxh4+ 34. Kg1 Qe1+ 35. Kh2 Qh4+ 36. Kg1 Qe1+ 1/2-1/2

[Event "Spilimbergo op 21st"]
[Site "Spilimbergo"]
[Date "2023.08.13"]
[Round "7"]
[White "Kozlovic, Jernej"]
[Black "Costa, Leonardo"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "2199"]
[BlackElo "2346"]
[PlyCount "117"]
[EventDate "2023.08.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ITA"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. cxd5 exd5 5. Nc3 c6 6. Bf4 Bd6 7. Bxd6 Qxd6 8. e3 0-0 9. Bd3 Bg4 10. h3 Bh5 11. g4 Bg6 12. Ne5 Bxd3 13. Qxd3 c5 14. f4 cxd4 15. exd4 Nc6 16. 0-0-0 Nb4 17. Qb5 Rac8 18. Kb1 Ne4 19. Nxe4 dxe4 20. Nc4 Qc6 21. Qxb4 Qxc4 22. Qxc4 Rxc4 23. Rhe1 Re8 24. b3 Rc6 25. d5 Rd6 26. f5 g6 27. Rd4 gxf5 28. gxf5 Kg7 29. Rexe4 Rxe4 30. Rxe4 Kf6 31. Rh4 Rxd5 32. Rxh7 Rxf5 33. Kb2 Kg6 34. Rh8 Re5 35. Kc3 f5 36. Rg8+ Kf6 37. Kd4 Ra5 38. a4 b5 39. axb5 Rxb5 40. Kc4 Rb7 41. b4 f4 42. b5 Ke5 43. Kd3 Rh7 44. Re8+ Kd5 45. Rd8+ Kc5 46. Ke4 Rf7 47. Kf3 Kxb5 48. h4 a5 49. h5 a4 50. h6 a3 51. Rb8+ Kc4 52. Rc8+ Kb3 53. Rb8+ Kc3 54. Rc8+ Kb2 55. Rb8+ Ka1 56. Rb3 a2 57. Rb8 Rh7 58. Rb6 Rf7 59. Rb8 1/2-1/2

[Event "Spilimbergo op 21st"]
[Site "Spilimbergo"]
[Date "2023.08.12"]
[Round "5"]
[White "Cina`, Vittorio"]
[Black "Costa, Leonardo"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2133"]
[BlackElo "2346"]
[PlyCount "112"]
[EventDate "2023.08.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ITA"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nd7 3. d4 Nb6 4. Nbd2 Bf5 5. c4 e6 6. Bg2 c6 7. 0-0 Nf6 8. b3 h6 9. Bb2 Be7 10. c5 Nbd7 11. b4 0-0 12. a4 b6 13. b5 bxc5 14. dxc5 Nxc5 15. Nd4 cxb5 16. Nxf5 exf5 17. axb5 Qd7 18. Nf3 Qxb5 19. Rb1 Qd7 20. Nd4 Nfe4 21. e3 Bf6 22. Qe2 Na4 23. Qd3 Nxb2 24. Rxb2 Rfb8 25. Rc2 Rc8 26. Rb2 a5 27. Rfb1 Rc3 28. Qd1 g6 29. Ne2 Ra3 30. Rb7 Qd6 31. Bxe4 fxe4 32. Nf4 Rd8 33. Kg2 Rc3 34. Qg4 Bg5 35. Nh3 Rc7 36. Nxg5 Rxb7 37. Nxe4 dxe4 38. Rxb7 Qd5 39. Re7 a4 40. Qxe4 Qxe4+ 41. Rxe4 Ra8 42. Rd4 a3 43. Rd1 f5 44. Ra1 a2 45. f3 Kf7 46. Kf2 Ke6 47. Ke2 Kd5 48. Kd2 g5 49. Kc3 g4 50. e4+ Ke5 51. exf5 gxf3 52. Kd2 Kxf5 53. Ke3 Ra3+ 54. Kf2 Kg4 55. h4 h5 56. Rb1 axb1N 0-1

[Event "Spilimbergo op 21st"]
[Site "Spilimbergo"]
[Date "2023.08.12"]
[Round "6"]
[White "Costa, Leonardo"]
[Black "Cardoso Cardoso, Jose Gabriel"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2346"]
[BlackElo "2468"]
[PlyCount "72"]
[EventDate "2023.08.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ITA"]
[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. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h4 e5 7. Nb3 Be7 8. Be2 Be6 9. f4 exf4 10. Bxf4 Nc6 11. Qd2 Ne5 12. 0-0-0 Rc8 13. Nd4 Qa5 14. Nf5 Bxf5 15. exf5 b5 16. a3 b4 17. Nd5 Nxd5 18. Qxd5 Qc7 19. Rd2 bxa3 20. f6 axb2+ 21. Kb1 Bxf6 22. Qxd6 Qa5 23. Qxa6 Qa1+ 24. Qxa1 bxa1Q+ 25. Kxa1 Nd3+ 26. Kb1 Nxf4 27. Bb5+ Kf8 28. Rhd1 Ra8 29. c4 Ne6 30. h5 Nc5 31. Bc6 Ra1+ 32. Kc2 Ra2+ 33. Kb1 Rxd2 34. Rxd2 Ke7 35. Rd5 Rb8+ 36. Bb5 Ne4 0-1

[Event "Spilimbergo op 21st"]
[Site "Spilimbergo"]
[Date "2023.08.11"]
[Round "4"]
[White "Costa, Leonardo"]
[Black "Ballotti, Luca"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2346"]
[BlackElo "2139"]
[PlyCount "119"]
[EventDate "2023.08.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ITA"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Be2 Nge7 7. Na3 cxd4 8. cxd4 Nf5 9. Nc2 Qb6 10. 0-0 a5 11. Kh1 h5 12. Bd3 Be7 13. Bxf5 exf5 14. b3 Nb4 15. a3 Nxc2 16. Qxc2 Rc8 17. Qb2 a4 18. b4 Bb5 19. Rd1 Qa6 20. Be3 Be2 21. Rdc1 Rxc1+ 22. Qxc1 Kd7 23. e6+ Kxe6 24. Qc7 f6 25. Nh4 Qd6 26. Qc2 Bg4 27. f3 Kf7 28. fxg4 hxg4 29. g3 g6 30. Qxa4 Qe6 31. Ng2 g5 32. Re1 Qd6 33. Kg1 Bd8 34. Qb5 Bc7 35. Qxb7 Kg6 36. Nf4+ gxf4 37. Bxf4 Qb6 38. Qxc7 Qxd4+ 39. Be3 Qb2 40. Bf2 Rxh2 41. Qc5 Rh8 42. Qxd5 Qxa3 43. b5 Qa5 44. Re7 Rf8 45. Kg2 Qb4 46. Qc5 Qd2 47. Qc4 Qd1 48. b6 Qf3+ 49. Kg1 Qd1+ 50. Qf1 Qd6 51. Re1 Rb8 52. Qg2 Qd2 53. Qc6 Qb2 54. Re8 Qb1+ 55. Kg2 Rxe8 56. Qxe8+ Kg7 57. Qe7+ Kg6 58. b7 Qb3 59. Qe8+ Kg7 60. b8Q 1-0

[Event "Spilimbergo op 21st"]
[Site "Spilimbergo"]
[Date "2023.08.10"]
[Round "3"]
[White "Boder, Jan"]
[Black "Costa, Leonardo"]
[Result "1/2-1/2"]
[ECO "A13"]
[WhiteElo "2234"]
[BlackElo "2346"]
[PlyCount "80"]
[EventDate "2023.08.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ITA"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 dxc4 5. Qa4+ Bd7 6. Qxc4 c5 7. Ne5 Qc8 8. 0-0 Nc6 9. Nxd7 Qxd7 10. b3 Be7 11. Bb2 0-0 12. Rd1 Nd4 13. e3 b5 14. Qf1 Nc2 15. Bxa8 Rxa8 16. Nc3 Nxa1 17. Bxa1 a6 18. d4 cxd4 19. Rxd4 Qc6 20. a4 h5 21. Bb2 Bc5 22. Rd1 bxa4 23. Nxa4 Be7 24. Rc1 Qf3 25. Qg2 Qxg2+ 26. Kxg2 Rb8 27. Rc7 Kf8 28. Ra7 Rxb3 29. Rxa6 g5 30. Bxf6 Bxf6 31. Nc5 Rb4 32. Nd7+ Kg7 33. Nxf6 Kxf6 34. h3 Kg6 35. Kf3 g4+ 36. hxg4 hxg4+ 37. Kg2 Kf5 38. Ra5+ e5 39. Ra7 f6 40. Ra8 Rb2 1/2-1/2

[Event "Spilimbergo op 21st"]
[Site "Spilimbergo"]
[Date "2023.08.09"]
[Round "1"]
[White "Hercegovac, Neven"]
[Black "Costa, Leonardo"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2103"]
[BlackElo "2346"]
[PlyCount "108"]
[EventDate "2023.08.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ITA"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h5 5. Bd3 Bxd3 6. Qxd3 Qa5+ 7. Nd2 e6 8. Ngf3 Nh6 9. 0-0 Nf5 10. Nb3 Qa6 11. Qd1 b6 12. Bg5 c5 13. dxc5 Bxc5 14. c3 Nc6 15. Nbd4 Bxd4 16. cxd4 Rc8 17. b3 0-0 18. a3 Rc7 19. Be3 Nce7 20. Ng5 g6 21. g4 Ng7 22. f3 Rfc8 23. Nh3 Rc3 24. Bd2 Rd3 25. Qe2 Rc2 26. Rfd1 Qb5 27. Rab1 a6 28. a4 Rdxd2 29. Qxd2 Qc6 30. Qe3 Rc3 31. Rd3 Rc2 32. Nf4 b5 33. axb5 axb5 34. Rdd1 Rc3 35. Rd3 Rc2 36. Rdd1 Rc3 37. Nd3 Qb6 38. Qf2 Nc6 39. Nc5 Nxe5 40. dxe5 Rxc5 41. Rbc1 Rxc1 42. Rxc1 Qa5 43. Qd4 Qd8 44. Qf2 Qa5 45. Kg2 Qb4 46. Rc8+ Kh7 47. Rc7 hxg4 48. Rxf7 gxf3+ 49. Qxf3 Qxh4 50. Qf6 Qg4+ 51. Kh2 Qe2+ 52. Kg1 Qe1+ 53. Kg2 Qe2+ 54. Kg1 Qe1+ 1/2-1/2

[Event "Budapest SixDays 08 GM-A"]
[Site "Budapest"]
[Date "2023.08.05"]
[Round "9"]
[White "Chasin, Nico Werner"]
[Black "Costa, Leonardo"]
[Result "1/2-1/2"]
[ECO "E05"]
[WhiteElo "2450"]
[BlackElo "2346"]
[PlyCount "24"]
[EventDate "2023.07.31"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "HUN"]
[EventCategory "6"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. 0-0 Be7 5. c4 0-0 6. d4 dxc4 7. Qc2 a6 8. a4 Bd7 9. Qxc4 Bc6 10. Bg5 Bd5 11. Qd3 Be4 12. Qc4 Bd5 1/2-1/2

[Event "Budapest SixDays 08 GM-A"]
[Site "Budapest"]
[Date "2023.08.04"]
[Round "7"]
[White "Aveskulov, Valeriy"]
[Black "Costa, Leonardo"]
[Result "1-0"]
[ECO "C95"]
[WhiteElo "2470"]
[BlackElo "2346"]
[PlyCount "69"]
[EventDate "2023.07.31"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "HUN"]
[EventCategory "6"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 0-0 9. h3 Nb8 10. d4 Nbd7 11. Nbd2 Bb7 12. Bc2 Re8 13. Nf1 Bf8 14. Ng3 g6 15. a4 c5 16. d5 c4 17. Bg5 Be7 18. Be3 Qc7 19. Nh2 h5 20. Nf3 Nc5 21. Ng5 Nxa4 22. Bxa4 bxa4 23. Rxa4 a5 24. Qf3 Bc8 25. Nxh5 gxh5 26. Qg3 h4 27. Qxh4 Bf8 28. Bc1 Bg7 29. Re3 Nd7 30. Qh7+ Kf8 31. Rg3 Nf6 32. Qh4 Re7 33. Nh7+ Nxh7 34. Qxh7 f6 35. Bh6 1-0

[Event "Budapest SixDays 08 GM-A"]
[Site "Budapest"]
[Date "2023.08.04"]
[Round "8"]
[White "Costa, Leonardo"]
[Black "Laddha, Shubh Jayesh"]
[Result "1-0"]
[ECO "C47"]
[WhiteElo "2346"]
[BlackElo "2397"]
[PlyCount "95"]
[EventDate "2023.07.31"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "HUN"]
[EventCategory "6"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 0-0 9. 0-0 cxd5 10. h3 Rb8 11. Qf3 Rb6 12. a3 Be7 13. b4 Bb7 14. Re1 d4 15. Ne4 Re6 16. Nxf6+ Bxf6 17. Qd1 Qd5 18. f3 Rfe8 19. Rxe6 Qxe6 20. Bf4 Bh4 21. Bb5 c6 22. Bf1 Qf6 23. Qd2 h6 24. Rd1 Rd8 25. Bc7 Rd7 26. Bb8 a6 27. Qf4 Qd8 28. Be5 Bg5 29. Qg4 Be3+ 30. Kh1 g6 31. Bf6 Qe8 32. Bxd4 Qe6 33. c3 h5 34. Qxe6 fxe6 35. Bc4 Rd6 36. Re1 Bxd4 37. Rxe6 Rxe6 38. Bxe6+ Kg7 39. cxd4 Kf6 40. Bc4 h4 41. g3 g5 42. Kg2 Kf5 43. Bd3+ Ke6 44. Be4 Kd6 45. f4 gxf4 46. gxh4 Ke6 47. Kf3 Kf6 48. Kxf4 1-0

[Event "Budapest SixDays 08 GM-A"]
[Site "Budapest"]
[Date "2023.08.03"]
[Round "6"]
[White "Costa, Leonardo"]
[Black "Grabinsky, Aaron"]
[Result "1-0"]
[ECO "B47"]
[WhiteElo "2346"]
[BlackElo "2409"]
[PlyCount "151"]
[EventDate "2023.07.31"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "HUN"]
[EventCategory "6"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. f4 a6 7. Nxc6 Qxc6 8. Bd3 b5 9. Qe2 Bb7 10. Bd2 Bc5 11. a3 Ne7 12. 0-0-0 b4 13. axb4 Bxb4 14. Rhf1 0-0 15. f5 f6 16. Rf4 Rf7 17. Rh4 a5 18. Qh5 g6 19. fxg6 Nxg6 20. Rg4 Qc5 21. e5 f5 22. Bh6 Qxe5 23. Rxg6+ hxg6 24. Qxg6+ Rg7 25. Bxg7 Qxg7 26. Qxg7+ Kxg7 27. Bxf5 Bc6 28. Be4 d5 29. Bf3 a4 30. Ne2 a3 31. bxa3 Bxa3+ 32. Kb1 Kf6 33. Nd4 Bd7 34. h4 Ra4 35. h5 Bf8 36. Nb3 Bb5 37. Rd4 Bc4 38. Rg4 Be7 39. Rg6+ Kf7 40. Bg4 d4 41. Nxd4 Ba2+ 42. Kb2 Bf6 43. c3 Bc4 44. Bd1 Ra2+ 45. Kc1 Ra3 46. Kd2 Bd5 47. Rg4 Bxd4 48. Rxd4 Ra2+ 49. Ke3 Rxg2 50. c4 Ba8 51. Rd7+ Kf6 52. h6 Rh2 53. h7 Rh3+ 54. Kf4 e5+ 55. Kg4 Rh1 56. Bc2 e4 57. Rd8 Rxh7 58. Rxa8 Rc7 59. Bb3 Ke5 60. Kg3 Rf7 61. Bd1 Kd4 62. Rc8 Rg7+ 63. Kf2 e3+ 64. Kf1 Rf7+ 65. Ke1 Rf5 66. Be2 Ra5 67. Rd8+ Kc3 68. Rd5 Ra1+ 69. Rd1 Ra5 70. Bd3 Rg5 71. Ke2 Kd4 72. Kf3 Re5 73. Be2+ Kc5 74. Kf4 Re8 75. Rd5+ Kb4 76. Re5 1-0

[Event "Budapest SixDays 08 GM-A"]
[Site "Budapest"]
[Date "2023.08.02"]
[Round "4"]
[White "Costa, Leonardo"]
[Black "Magen, Daniel"]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "2346"]
[BlackElo "2197"]
[PlyCount "63"]
[EventDate "2023.07.31"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "HUN"]
[EventCategory "6"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Bc5 7. c3 d6 8. a4 Rb8 9. d4 Bb6 10. a5 Ba7 11. h3 Bb7 12. Be3 Nxe4 13. Re1 Ne7 14. dxe5 Bxe3 15. Rxe3 0-0 16. Bc2 d5 17. Nbd2 Nf5 18. Re1 Nxd2 19. Nxd2 Nh4 20. Qh5 g6 21. Qh6 Bc8 22. Rad1 Bf5 23. Ne4 Bxe4 24. Bxe4 c6 25. Rd4 f5 26. Bxd5+ cxd5 27. Rxh4 Rf7 28. Rd4 Rd7 29. h4 Qxa5 30. e6 Rg7 31. Rxd5 Rd8 32. Rd7 1-0

[Event "Budapest SixDays 08 GM-A"]
[Site "Budapest"]
[Date "2023.08.02"]
[Round "5"]
[White "Pham, Tran Gia Phuc"]
[Black "Costa, Leonardo"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2314"]
[BlackElo "2346"]
[PlyCount "84"]
[EventDate "2023.07.31"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "HUN"]
[EventCategory "6"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 d5 3. Nf3 e6 4. e3 c5 5. c3 Bd6 6. Bd3 0-0 7. Nbd2 Bxf4 8. exf4 b6 9. Qe2 Nc6 10. Ne5 Bb7 11. Ndf3 Qd6 12. 0-0 Ne7 13. Rad1 Rac8 14. Rfe1 Qc7 15. Ng5 h6 16. Ngxf7 Rxf7 17. Nxf7 Kxf7 18. Qxe6+ Kf8 19. g3 c4 20. Bc2 Re8 21. Qh3 Bc8 22. Qg2 Nc6 23. Rxe8+ Kxe8 24. Re1+ Kf7 25. f3 b5 26. Qd2 a5 27. g4 Ne7 28. Qe3 g6 29. Kg2 Qd7 30. h3 h5 31. Kf2 b4 32. Qe5 Qd8 33. Kg2 Qd7 34. Ba4 Qd8 35. Qb8 bxc3 36. bxc3 Kf8 37. Re6 Kf7 38. Rd6 Qh8 39. g5 Bxh3+ 40. Kxh3 Qxb8 41. Rxf6+ Kg7 42. Bd7 Ng8 0-1

[Event "Budapest SixDays 08 GM-A"]
[Site "Budapest"]
[Date "2023.08.01"]
[Round "3"]
[White "Berczes, David"]
[Black "Costa, Leonardo"]
[Result "1/2-1/2"]
[ECO "A34"]
[WhiteElo "2440"]
[BlackElo "2346"]
[PlyCount "51"]
[EventDate "2023.07.31"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "HUN"]
[EventCategory "6"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. 0-0 Be7 5. c4 0-0 6. d3 c5 7. cxd5 exd5 8. d4 Nc6 9. Nc3 Re8 10. Be3 c4 11. Ne5 Bb4 12. Bf4 Qa5 13. Nxc6 bxc6 14. Qc2 Bg4 15. f3 Bh5 16. a3 Bg6 17. Qd2 Bf8 18. e4 Qb6 19. e5 Nd7 20. Be3 Bd3 21. Rfd1 Rab8 22. b4 Nxe5 23. Na4 Qb5 24. Nc3 Qb6 25. Na4 Qb5 26. Nc3 1/2-1/2

[Event "Budapest SixDays 08 GM-A"]
[Site "Budapest"]
[Date "2023.08.01"]
[Round "2"]
[White "Costa, Leonardo"]
[Black "Aczel, Gergely"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2346"]
[BlackElo "2481"]
[PlyCount "115"]
[EventDate "2023.07.31"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "HUN"]
[EventCategory "6"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. c3 Nf6 5. Bd3 0-0 6. 0-0 c5 7. h3 Nc6 8. d5 Na5 9. c4 e6 10. Nc3 exd5 11. exd5 a6 12. a4 Qb6 13. Ra3 Re8 14. Qc2 Bd7 15. Be3 Rab8 16. Rb1 Qc7 17. b3 Nh5 18. Qd2 b6 19. Ne2 Nf6 20. Nc3 Nh5 21. Ne2 Qc8 22. Kh2 Bf5 23. g4 Bxd3 24. Qxd3 Nf6 25. Ng3 h6 26. Ra2 Qd7 27. Re1 Kh7 28. Nh4 Qd8 29. Ng2 Nd7 30. f4 Qf6 31. Ne4 Rxe4 32. Qxe4 Nxb3 33. Rb1 Nd4 34. a5 b5 35. cxb5 Nxb5 36. Bd2 Rc8 37. Ne3 Qd8 38. Nc4 Bd4 39. Qf3 Rc7 40. Re1 Nf6 41. f5 g5 42. h4 Nd7 43. hxg5 hxg5 44. Kg2 Ne5 45. Qh3+ Kg8 46. Qh5 Nxc4 47. Bxg5 Qa8 48. Kf1 Nb2 49. f6 Be5 50. Rxb2 Qxd5 51. Qh6 Qd3+ 52. Rbe2 Qh7 53. Rh2 Qd3+ 54. Ree2 Qd1+ 55. Kf2 Bd4+ 56. Be3 Bxe3+ 57. Qxe3 Rc8 58. Qe8+ 1-0

[Event "Budapest SixDays 08 GM-A"]
[Site "Budapest"]
[Date "2023.07.31"]
[Round "1"]
[White "Srihari, LR."]
[Black "Costa, Leonardo"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2407"]
[BlackElo "2346"]
[PlyCount "85"]
[EventDate "2023.07.31"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "HUN"]
[EventCategory "6"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. Nc3 d5 4. e3 Be7 5. b3 0-0 6. Bb2 dxc4 7. bxc4 b6 8. Qc2 Bb7 9. Be2 c5 10. Rg1 Nc6 11. a3 a6 12. g4 Ne8 13. Bd3 h6 14. Ne4 b5 15. g5 h5 16. cxb5 axb5 17. Bxb5 Rb8 18. Rb1 Nb4 19. axb4 Bxe4 20. Qxe4 Rxb5 21. bxc5 Qb8 22. Qc2 Bxc5 23. Ke2 Nd6 24. Be5 Qb7 25. Qd3 Rb8 26. Rxb5 Qxb5 27. Rc1 Qxd3+ 28. Kxd3 Rb3+ 29. Ke2 Nb7 30. Ra1 Be7 31. Ra7 f6 32. gxf6 gxf6 33. Bc3 Kf7 34. Nd4 Rb1 35. Nc6 Rb6 36. Na5 Nd6 37. Bd4 Rb5 38. Nc6 Nf5 39. Nd8+ Kg6 40. Nxe6 Bd6 41. h3 Rb1 42. Bc3 Be5 43. Nf8+ 1-0

[Event "Pardubice Czech op-A 34th"]
[Site "Pardubice"]
[Date "2023.07.29"]
[Round "9"]
[White "Mohota, Nisha"]
[Black "Costa, Leonardo"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "2163"]
[BlackElo "2314"]
[PlyCount "110"]
[EventDate "2023.07.21"]
[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 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nb3 Bb6 6. Nc3 Nge7 7. Bf4 0-0 8. Qd2 d6 9. 0-0-0 f5 10. Bc4+ Kh8 11. e5 dxe5 12. Qxd8 Nxd8 13. Bxe5 Ndc6 14. Bd4 Nxd4 15. Nxd4 f4 16. Ne4 Nf5 17. Nf3 Nh6 18. Nfg5 Bf5 19. f3 Rae8 20. Bd5 Bc8 21. Rd3 Re7 22. Rhd1 g6 23. Bb3 Kg7 24. Rd8 Rfe8 25. c3 Bf5 26. Bc2 Ng8 27. Rxe8 Rxe8 28. Nh3 Re7 29. Nhf2 Rd7 30. Rxd7+ Bxd7 31. Kd1 Ne7 32. Ke2 Nf5 33. Bd3 a5 34. g3 fxg3 35. hxg3 h5 36. g4 Ne7 37. gxh5 gxh5 38. Kf1 Nd5 39. Ng5 Nf4 40. Bc4 Be3 41. Nge4 b5 42. Bd3 h4 43. Bc2 h3 44. Kg1 Bf5 45. Kh2 Bxf2 46. Nxf2 Bxc2 47. Kg3 Nd3 48. Nxh3 Nxb2 49. Nf4 Kf7 50. Ne2 c5 51. f4 Bd3 52. Ng1 Bb1 53. a3 Nc4 54. Nh3 Nxa3 55. Nf2 Nc4 0-1

[Event "Pardubice Czech op-A 34th"]
[Site "Pardubice"]
[Date "2023.07.28"]
[Round "8"]
[White "Kosakowski, Jakub"]
[Black "Costa, Leonardo"]
[Result "1-0"]
[ECO "E14"]
[WhiteElo "2475"]
[BlackElo "2314"]
[PlyCount "67"]
[EventDate "2023.07.21"]
[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 d5 3. c4 e6 4. e3 Be7 5. b3 0-0 6. Bd3 dxc4 7. bxc4 c5 8. 0-0 Nc6 9. Bb2 cxd4 10. exd4 b6 11. Nbd2 Bb7 12. Qe2 Nb4 13. Bb1 Rc8 14. a3 Nc6 15. Bd3 Na5 16. Rfe1 Re8 17. Rad1 Bf8 18. Ne5 Nc6 19. Ndf3 g6 20. Nxf7 Kxf7 21. Ng5+ Kg8 22. Nxe6 Qe7 23. d5 Nd8 24. Qd2 Ng4 25. Nxf8 Qxf8 26. Rxe8 Qxe8 27. Qc3 Qe5 28. Qxe5 Nxe5 29. Bxe5 Nf7 30. Bg3 Kf8 31. Be2 Re8 32. Kf1 Ne5 33. c5 bxc5 34. Bb5 1-0

[Event "Pardubice Czech op-A 34th"]
[Site "Pardubice"]
[Date "2023.07.27"]
[Round "7"]
[White "Costa, Leonardo"]
[Black "Mueer, Sebastian"]
[Result "1-0"]
[ECO "B43"]
[WhiteElo "2314"]
[BlackElo "2210"]
[PlyCount "91"]
[EventDate "2023.07.21"]
[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 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 b5 6. Bd3 Bb7 7. 0-0 Nc6 8. Nxc6 Bxc6 9. Re1 Ne7 10. Bf1 Ng6 11. Be3 f6 12. a4 Bb4 13. axb5 Bxc3 14. bxc3 axb5 15. Qd6 Kf7 16. f3 Qb8 17. Qb4 Ra4 18. Rxa4 bxa4 19. Bc5 Qf4 20. Qd4 Ra8 21. Ba3 Ra5 22. Be2 Qb8 23. g3 f5 24. Bb4 Rb5 25. Bxb5 Qxb5 26. Bc5 f4 27. Qb4 Qa6 28. Kf2 h5 29. Bd6 fxg3+ 30. hxg3 h4 31. gxh4 Nxh4 32. Qc5 Ng6 33. Rb1 a3 34. Qxa3 Qxa3 35. Bxa3 Ne5 36. Rb4 g5 37. Kg3 Kf6 38. c4 Ng6 39. Bb2+ e5 40. Rb8 Ba4 41. Kg4 Bxc2 42. Rb6+ Kf7 43. Kxg5 Nf4 44. Bxe5 Ne6+ 45. Kg4 Bd3 46. Rd6 1-0

[Event "Pardubice Czech op-A 34th"]
[Site "Pardubice"]
[Date "2023.07.26"]
[Round "6"]
[White "Iniyan, Panneerseluam"]
[Black "Costa, Leonardo"]
[Result "1/2-1/2"]
[ECO "E41"]
[WhiteElo "2525"]
[BlackElo "2314"]
[PlyCount "49"]
[EventDate "2023.07.21"]
[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 Bb4 4. e3 c5 5. Bd3 Nc6 6. Nf3 Bxc3+ 7. bxc3 d6 8. 0-0 e5 9. Nd2 0-0 10. d5 Ne7 11. f4 exf4 12. exf4 Bf5 13. Nf3 Qd7 14. Nh4 Bxd3 15. Qxd3 Ng6 16. Nf5 Rae8 17. Ng3 h6 18. a4 Re7 19. Bd2 Rfe8 20. h3 Kh8 21. a5 Kg8 22. Rab1 Kh8 23. Rf2 Qa4 24. Nf5 Rd7 25. g4 1/2-1/2

[Event "Pardubice Czech op-A 34th"]
[Site "Pardubice"]
[Date "2023.07.25"]
[Round "5"]
[White "Costa, Leonardo"]
[Black "Das, Sayantan"]
[Result "0-1"]
[ECO "B43"]
[WhiteElo "2314"]
[BlackElo "2484"]
[PlyCount "74"]
[EventDate "2023.07.21"]
[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 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 b5 6. Bd3 Bb7 7. 0-0 Nc6 8. Nxc6 Bxc6 9. Re1 Qb8 10. a4 bxa4 11. Nxa4 Bd6 12. h3 Ne7 13. Be3 Bh2+ 14. Kh1 Bf4 15. b3 0-0 16. Qd2 Bxe3 17. Qxe3 f5 18. exf5 Nxf5 19. Qe5 Qa7 20. Nc5 Bd5 21. Ne4 Qb6 22. Re2 a5 23. Nc3 Bc6 24. Be4 Rac8 25. Rd2 h6 26. Qxa5 Ng3+ 27. Kg1 Qxa5 28. Rxa5 Nxe4 29. Nxe4 Bxe4 30. Rxd7 Rxc2 31. f3 Bc6 32. Rc7 Rf7 33. Rc8+ Rf8 34. Rc7 Rf6 35. Ra6 e5 36. b4 Rg6 37. g4 Rd6 0-1

[Event "Pardubice Czech op-A 34th"]
[Site "Pardubice"]
[Date "2023.07.24"]
[Round "4"]
[White "Zanan, Evgeny"]
[Black "Costa, Leonardo"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2481"]
[BlackElo "2314"]
[PlyCount "108"]
[EventDate "2023.07.21"]
[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. c3 Nf6 3. e5 Nd5 4. Nf3 Nc6 5. Bc4 Nb6 6. Bb3 d5 7. exd6 exd6 8. 0-0 Be7 9. h3 0-0 10. d4 Bf5 11. Be3 Qc7 12. Nbd2 h6 13. Re1 Rfe8 14. a4 Na5 15. Bc2 Bxc2 16. Qxc2 Nd5 17. Qf5 Nxe3 18. Rxe3 Bf8 19. Ne4 Re7 20. Rae1 Rae8 21. Nh2 Nc4 22. R3e2 Qc8 23. Qf3 cxd4 24. cxd4 d5 25. Nc3 Nxb2 26. Rxe7 Rxe7 27. Rxe7 Bxe7 28. Ng4 Qe6 29. Nxd5 Bd6 30. g3 Nxa4 31. Nge3 g6 32. Nf6+ Kg7 33. Ne4 Nb6 34. Nxd6 Qxd6 35. Qxb7 a5 36. Qa6 a4 37. Qd3 Nd5 38. Nc2 Qc6 39. Kf1 Qb6 40. h4 Nb4 41. Nxb4 Qxb4 42. Qe3 a3 43. Qe5+ Kh7 44. h5 Qb1+ 45. Kg2 Qb7+ 46. Kh2 Qa7 47. hxg6+ fxg6 48. Qe1 a2 49. Qa1 Qf7 50. Qb2 h5 51. f4 Qa7 52. Qa1 Qa4 53. Kh3 Qc4 54. Qd1 Qc3 0-1

[Event "Pardubice Czech op-A 34th"]
[Site "Pardubice"]
[Date "2023.07.23"]
[Round "3"]
[White "Costa, Leonardo"]
[Black "Vykouk, Jan"]
[Result "1/2-1/2"]
[ECO "B56"]
[WhiteElo "2314"]
[BlackElo "2467"]
[PlyCount "73"]
[EventDate "2023.07.21"]
[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. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. f3 e5 7. Nb3 Be7 8. Be3 Be6 9. Qe2 0-0 10. 0-0-0 Qc8 11. Kb1 Rd8 12. g4 d5 13. g5 Nxe4 14. Nxe4 dxe4 15. fxe4 Rxd1+ 16. Qxd1 a5 17. a3 Qf8 18. Qc1 Rc8 19. h4 Nb4 20. axb4 Bxb3 21. Bc5 Bxc5 22. cxb3 Bxb4 23. Qe3 Qc5 24. Qxc5 Bxc5 25. Bc4 g6 26. Rf1 Rf8 27. Kc2 Kg7 28. Kd3 Bd4 29. b4 axb4 30. b3 Bc5 31. Ke2 Be7 32. Rd1 b5 33. Bxb5 h6 34. Rd5 hxg5 35. hxg5 Bxg5 36. Rxe5 Bf6 37. Re8 1/2-1/2

[Event "Pardubice Czech op-A 34th"]
[Site "Pardubice"]
[Date "2023.07.22"]
[Round "2"]
[White "Dovzhenko, Viktor"]
[Black "Costa, Leonardo"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2013"]
[BlackElo "2314"]
[PlyCount "84"]
[EventDate "2023.07.21"]
[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. g3 Nf6 2. Bg2 g6 3. d3 Bg7 4. c4 0-0 5. Nd2 e5 6. a3 Re8 7. Qc2 d5 8. cxd5 Nxd5 9. Ngf3 Nc6 10. e4 Nde7 11. 0-0 a5 12. b3 Bg4 13. Bb2 Qd7 14. Nc4 Bxf3 15. Bxf3 Nd4 16. Bxd4 Qxd4 17. Ne3 Qd6 18. Qc3 Nc6 19. Nc2 h5 20. Be2 Bf6 21. b4 axb4 22. axb4 b5 23. Rfd1 h4 24. Bf1 Reb8 25. Rdc1 Bg5 26. Rd1 Bf6 27. Rdc1 Be7 28. Rxa8 Rxa8 29. d4 exd4 30. Qd2 Ra2 31. Bxb5 Ne5 32. Qd1 d3 33. Ne3 Qd4 34. Qb3 Qxe3 35. fxe3 Nf3+ 36. Kf1 Nxh2+ 37. Kg1 Nf3+ 38. Kf1 Nd2+ 39. Kg1 Nxb3 40. Rxc7 Bg5 41. Bc4 Bxe3+ 42. Kh1 hxg3 0-1

[Event "Munich Pfingst op-A 1st"]
[Site "Munich"]
[Date "2023.06.06"]
[Round "9"]
[White "Costa, Leonardo"]
[Black "Tulchynskyi, Feliks"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2343"]
[BlackElo "2246"]
[PlyCount "115"]
[EventDate "2023.05.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[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. Bd3 e5 7. Nde2 Be7 8. 0-0 0-0 9. Ng3 b5 10. f4 Nc6 11. a4 Rb8 12. axb5 axb5 13. Kh1 b4 14. Nd5 h6 15. Nxe7+ Qxe7 16. h3 Rd8 17. Qf3 Be6 18. b3 d5 19. Bb2 d4 20. Ra6 Qb7 21. f5 Bd7 22. Bc4 Ra8 23. Rxa8 Rxa8 24. Nh5 Na5 25. Nxf6+ gxf6 26. Bc1 Kf8 27. Bxh6+ Ke7 28. Bd3 Nc6 29. Bd2 Qb6 30. h4 Ra2 31. h5 Qb8 32. h6 Qg8 33. Kh2 Bc8 34. Qe2 Bb7 35. Rf3 Qg4 36. Rg3 Qxe2 37. Bxe2 Ra8 38. Bc4 Rh8 39. Kh3 Ke8 40. Kh4 Ne7 41. Bd3 Nc8 42. Kh5 Nd6 43. Rg4 Kd7 44. Bxb4 Ne8 45. c4 dxc3 46. Bxc3 Bc6 47. Bd2 Nd6 48. Kh4 Nb5 49. Kg3 Nd4 50. b4 Bb5 51. Bxb5+ Nxb5 52. Rg7 Ke7 53. Kf2 Nd6 54. Kf3 Ra8 55. Be3 Rh8 56. h7 Kf8 57. Rg8+ Rxg8 58. Bh6+ 1-0

[Event "Munich Pfingst op-A 1st"]
[Site "Munich"]
[Date "2023.06.05"]
[Round "7"]
[White "Costa, Leonardo"]
[Black "Jarocka, Liwia"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "2343"]
[BlackElo "2225"]
[PlyCount "65"]
[EventDate "2023.05.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[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. exd5 cxd5 4. Bd3 Nc6 5. c3 Qc7 6. Ne2 Bg4 7. 0-0 e6 8. Qe1 Nf6 9. f3 Bh5 10. Qh4 h6 11. Qh3 Bd6 12. Ng3 Bg6 13. Bxg6 fxg6 14. Qxe6+ Kf8 15. Nd2 Re8 16. Qh3 Kf7 17. b4 Nd8 18. Nb3 b6 19. Bd2 Ne6 20. Rae1 Nf4 21. Bxf4 Bxf4 22. Ne2 Be3+ 23. Kh1 Re7 24. Qg3 Qc4 25. f4 Rhe8 26. Ng1 Re4 27. Rd1 Qxc3 28. Nf3 Qxb4 29. Ne5+ Kg8 30. Qxg6 Bxf4 31. Qf7+ Kh7 32. Qg6+ Kg8 33. Qf7+ 1/2-1/2

[Event "Munich Pfingst op-A 1st"]
[Site "Munich"]
[Date "2023.06.05"]
[Round "8"]
[White "Degenhard, Simon"]
[Black "Costa, Leonardo"]
[Result "1/2-1/2"]
[ECO "C60"]
[WhiteElo "2247"]
[BlackElo "2343"]
[PlyCount "61"]
[EventDate "2023.05.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[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 a6 4. Ba4 d6 5. 0-0 Bd7 6. c3 g6 7. Re1 Bg7 8. d4 Nf6 9. h3 0-0 10. Nbd2 Re8 11. Bc2 b5 12. Nf1 Na5 13. b3 c5 14. d5 Nh5 15. Bg5 Qc7 16. Ng3 Nf4 17. Qd2 Nb7 18. Rac1 a5 19. c4 a4 20. Bxf4 exf4 21. Qxf4 axb3 22. axb3 Ra3 23. Nf1 Na5 24. N1d2 h6 25. h4 Qb8 26. Rb1 Qc7 27. Rec1 Rb8 28. Bd1 bxc4 29. bxc4 Re8 30. Be2 Bc8 31. Bf1 1/2-1/2

[Event "Munich Pfingst op-A 1st"]
[Site "Munich"]
[Date "2023.06.04"]
[Round "6"]
[White "Costa, Leonardo"]
[Black "Senthil, Maran K"]
[Result "1-0"]
[ECO "B38"]
[WhiteElo "2343"]
[BlackElo "2135"]
[PlyCount "145"]
[EventDate "2023.05.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[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. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 6. Nc3 d6 7. f3 Bg7 8. Be3 0-0 9. Qd2 Nh5 10. Nxc6 bxc6 11. Be2 Qa5 12. Rc1 Be6 13. 0-0 Rfd8 14. f4 Nf6 15. f5 gxf5 16. exf5 Bxf5 17. Nd5 Qxd2 18. Nxe7+ Kf8 19. Bxd2 Kxe7 20. Rxf5 Ne4 21. Ba5 Rdc8 22. Bf3 Bd4+ 23. Kf1 Nc5 24. Re1+ Ne6 25. b3 Be5 26. Rh5 Nd4 27. Bc3 Kf6 28. Be4 Rab8 29. Rh6+ Kg7 30. Rxh7+ Kg8 31. Rh5 c5 32. Bd2 Ne6 33. g3 Kg7 34. Rh7+ Kg8 35. Rh4 Kg7 36. Kg2 Rh8 37. Rg4+ Kf6 38. Bd5 Rbg8 39. Rxg8 Rxg8 40. Rf1+ Ke7 41. Rf3 Rg7 42. b4 cxb4 43. Bxb4 Nf4+ 44. Kf1 Nxd5 45. cxd5 Rg4 46. Rb3 Rd4 47. Be1 Rxd5 48. Rb7+ Ke6 49. Rxa7 Rb5 50. h4 Rb2 51. g4 f5 52. g5 f4 53. g6 f3 54. Rf7 Rg2 55. Rxf3 Rxg6 56. a4 Kd5 57. a5 Ke4 58. Ra3 d5 59. a6 Rg8 60. a7 Ra8 61. Bf2 d4 62. Ra6 Bf4 63. h5 Kd5 64. Ke2 Ke4 65. Ra4 Be5 66. h6 Bf6 67. h7 Be5 68. Bg1 Bh8 69. Bh2 Kf5 70. Ra6 Ke4 71. Bb8 Kf5 72. Kd3 Bg7 73. Rc6 1-0

[Event "Munich Pfingst op-A 1st"]
[Site "Munich"]
[Date "2023.06.03"]
[Round "4"]
[White "Costa, Leonardo"]
[Black "Kazarian, Anna Maja"]
[Result "1/2-1/2"]
[ECO "C07"]
[WhiteElo "2343"]
[BlackElo "2170"]
[PlyCount "16"]
[EventDate "2023.05.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[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 c5 4. Ngf3 cxd4 5. Nxd4 Nc6 6. Bb5 Bd7 7. Nxc6 bxc6 8. Bd3 Bd6 1/2-1/2

[Event "Munich Pfingst op-A 1st"]
[Site "Munich"]
[Date "2023.06.03"]
[Round "5"]
[White "Derraugh, Geordie"]
[Black "Costa, Leonardo"]
[Result "1/2-1/2"]
[ECO "C30"]
[WhiteElo "2116"]
[BlackElo "2343"]
[PlyCount "140"]
[EventDate "2023.05.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. d3 Nc6 4. Nc3 Bc5 5. f4 d6 6. Nf3 Na5 7. f5 Nxc4 8. dxc4 Bb4 9. Bg5 Bxc3+ 10. bxc3 b6 11. Qd3 h6 12. Bh4 Qd7 13. Bxf6 gxf6 14. Nd2 Bb7 15. 0-0 Ke7 16. Rfe1 Rag8 17. Nf1 Qxf5 18. Ng3 Qe6 19. a4 Ba6 20. Nf5+ Kd7 21. Ne3 c6 22. Rab1 Rb8 23. Rb4 Kc7 24. Rd1 h5 25. a5 b5 26. Nf5 Rhd8 27. Qe3 c5 28. cxb5 Rxb5 29. Rxb5 Bxb5 30. Qf3 Qa2 31. Ne3 Bc4 32. Qxf6 Be6 33. Qf1 Qxa5 34. Ra1 Qxc3 35. Nd5+ Bxd5 36. exd5 a5 37. Rb1 Qd4+ 38. Kh1 Qxd5 39. Qb5 Rg8 40. Qxa5+ Kd7 41. Qa4+ Ke6 42. Rg1 c4 43. Qa3 Qe4 44. Qh3+ Qf5 45. Qc3 Qg4 46. Qd2 Rg6 47. Rf1 Ke7 48. Qd5 Qe6 49. Qb7+ Kf8 50. Qf3 h4 51. h3 Kg7 52. Qe4 Rf6 53. Rxf6 Qxf6 54. Qxc4 Qg5 55. Qd3 Qc1+ 56. Kh2 Qf4+ 57. Kg1 e4 58. Qd4+ Kg6 59. c4 Kf5 60. Qd5+ Kf6 61. Qd4+ Qe5 62. Qf2+ Kg5 63. Qxf7 e3 64. Qg8+ Kh6 65. Qf8+ Kg6 66. Qg8+ Kf6 67. Qf8+ Ke6 68. Qc8+ Ke7 69. Qb7+ Kf6 70. Qf3+ Ke7 1/2-1/2

[Event "Munich Pfingst op-A 1st"]
[Site "Munich"]
[Date "2023.06.02"]
[Round "3"]
[White "Feuerstack, Aljoscha"]
[Black "Costa, Leonardo"]
[Result "1-0"]
[ECO "E05"]
[WhiteElo "2462"]
[BlackElo "2343"]
[PlyCount "97"]
[EventDate "2023.05.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 0-0 6. 0-0 dxc4 7. Qc2 a6 8. Rd1 b5 9. Ne5 Nd5 10. b3 cxb3 11. axb3 Bb7 12. Ba3 Bxa3 13. Nxa3 Qe7 14. Nd3 Rc8 15. e4 Nf6 16. Nc5 c6 17. Nb1 Ra7 18. e5 Nd5 19. Nd2 Rd8 20. Nde4 Bc8 21. h4 h6 22. Qd2 Nd7 23. Nd3 Nb8 24. Rdc1 Bb7 25. Ndc5 Bc8 26. Qe1 Nd7 27. Nd3 Nb8 28. Nd6 Rad7 29. Bxd5 exd5 30. Nf5 Qf8 31. f4 Re8 32. Nb4 Bb7 33. Ra2 Kh8 34. h5 Rdd8 35. g4 f6 36. Nh4 Kg8 37. f5 fxe5 38. dxe5 Nd7 39. Ng6 Nxe5 40. Nxf8 Nf3+ 41. Kf2 Nxe1 42. Ne6 c5 43. Nxc5 Rc8 44. Raa1 a5 45. Nxb7 axb4 46. Rxe1 Rc2+ 47. Kg3 Rc3+ 48. Kf4 Rb8 49. Re7 1-0

[Event "Munich Pfingst op-A 1st"]
[Site "Munich"]
[Date "2023.06.01"]
[Round "2"]
[White "Costa, Leonardo"]
[Black "Werner, Denis"]
[Result "1-0"]
[ECO "B36"]
[WhiteElo "2343"]
[BlackElo "2076"]
[PlyCount "75"]
[EventDate "2023.05.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[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. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 6. Nc3 Nxd4 7. Qxd4 d6 8. f3 Bg7 9. Be3 0-0 10. Qd2 Be6 11. Rc1 Qa5 12. b3 Rfc8 13. Bd3 a6 14. Nd5 Qxd2+ 15. Kxd2 Nxd5 16. exd5 Bd7 17. a4 Bf6 18. g4 Kf8 19. a5 e6 20. Be4 exd5 21. Bxd5 Bc6 22. Bh6+ Bg7 23. Bf4 Bxd5 24. cxd5 Ke7 25. Rc4 Bb2 26. Kd3 Kd7 27. h4 Bf6 28. h5 Re8 29. hxg6 hxg6 30. Rb4 Rab8 31. Rh7 Ke7 32. Re4+ Be5 33. Bg5+ Kf8 34. Rxe5 Rxe5 35. Bf6 Rxd5+ 36. Ke4 Re5+ 37. Bxe5 Ke7 38. Rh8 1-0

[Event "Munich Laimer op 2nd"]
[Site "Munich"]
[Date "2023.05.29"]
[Round "7"]
[White "Costa, Leonardo"]
[Black "Kazarian, Anna Maja"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "2343"]
[BlackElo "2170"]
[PlyCount "105"]
[EventDate "2023.05.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[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. e5 c5 4. c3 Qb6 5. Nf3 Bd7 6. Bd3 Bb5 7. dxc5 Bxc5 8. b4 Bxd3 9. Qxd3 Bf8 10. 0-0 Nc6 11. Na3 a6 12. Rb1 Qc7 13. Re1 b5 14. Be3 Nge7 15. Bc5 Ng6 16. Bxf8 Nxf8 17. Nc2 Nd7 18. Rbc1 Rc8 19. a4 Ncxe5 20. Nxe5 Nxe5 21. Qd4 Ng6 22. axb5 axb5 23. Qxd5 0-0 24. Qxb5 Qxc3 25. Qg5 Qb2 26. Na1 Rxc1 27. Rxc1 Qxb4 28. Nc2 Qb2 29. Ne1 h6 30. Qe3 Rd8 31. h3 Kh7 32. Nf3 Rd3 33. Qxd3 Qxc1+ 34. Kh2 Qb2 35. Kg1 f5 36. h4 Qa1+ 37. Kh2 Qf6 38. g3 Ne5 39. Nxe5 Qxe5 40. f4 Qb2+ 41. Kh3 Qa1 42. Kh2 Qa2+ 43. Kh3 Qd5 44. Qb1 g5 45. hxg5 hxg5 46. fxg5 Kg6 47. Kh2 Qd2+ 48. Kh1 Kxg5 49. Qb6 e5 50. Qe6 e4 51. Qg8+ Kh5 52. g4+ fxg4 53. Qh7+ 1/2-1/2

[Event "Munich Laimer op 2nd"]
[Site "Munich"]
[Date "2023.05.29"]
[Round "6"]
[White "Senthil, Maran K"]
[Black "Costa, Leonardo"]
[Result "1-0"]
[ECO "A49"]
[WhiteElo "2135"]
[BlackElo "2343"]
[PlyCount "67"]
[EventDate "2023.05.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. d4 d6 6. a4 c5 7. dxc5 dxc5 8. c3 Nc6 9. Qxd8 Rxd8 10. Be3 Nd7 11. Rd1 Rb8 12. Ng5 Bf8 13. Na3 e6 14. Ne4 Be7 15. Nc4 f5 16. Ned6 Nb6 17. Nxb6 Rxd6 18. Rxd6 Bxd6 19. Nxc8 Rxc8 20. Rd1 Bf8 21. Rd7 Na5 22. Bxb7 Rb8 23. Ba6 Rxb2 24. Rxa7 Bg7 25. Bc8 Bxc3 26. Bxe6+ Kh8 27. Bh6 Rb8 28. Bd5 Rd8 29. Rc7 c4 30. Bxc4 Nxc4 31. Rxc4 Bg7 32. Be3 Kg8 33. Kg2 Rd1 34. a5 1-0

[Event "Munich Laimer op 2nd"]
[Site "Munich"]
[Date "2023.05.28"]
[Round "5"]
[White "Costa, Leonardo"]
[Black "Duerr, Florian"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2343"]
[BlackElo "2131"]
[PlyCount "74"]
[EventDate "2023.05.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[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. Nd2 e6 5. Nb3 Nd7 6. Nf3 a6 7. Be2 c5 8. c3 cxd4 9. cxd4 Rc8 10. 0-0 Ne7 11. Ne1 Nc6 12. g4 Bg6 13. f4 Be4 14. Be3 Nb4 15. Bf3 Bc2 16. Qe2 Bxb3 17. axb3 Be7 18. Nd3 Nxd3 19. Qxd3 Nb8 20. Rf2 Nc6 21. Raf1 Nb4 22. Qb1 Bh4 23. Rg2 Be7 24. Bd1 Rc6 25. Kh1 Rc7 26. Rf3 g6 27. Bd2 Kd7 28. f5 Nc6 29. Qd3 Bg5 30. Bc3 Kc8 31. b4 b5 32. Rgf2 Kb7 33. fxe6 fxe6 34. Rf7 Kb6 35. R2f3 Rxf7 36. Rxf7 Qe8 37. Rf1 Rf8 1/2-1/2

[Event "Munich Laimer op 2nd"]
[Site "Munich"]
[Date "2023.05.27"]
[Round "3"]
[White "Costa, Leonardo"]
[Black "Ruecker, Benjamin"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2343"]
[BlackElo "2179"]
[PlyCount "31"]
[EventDate "2023.05.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h4 e5 7. Nb3 Be6 8. f4 exf4 9. Bxf4 Nc6 10. Qd2 Ne5 11. 0-0-0 Be7 12. Kb1 0-0 13. Nd4 Rc8 14. Nf5 Rc6 15. Bxe5 dxe5 16. Qg5 1-0

[Event "Bundesliga 2223"]
[Site "Germany"]
[Date "2023.04.30"]
[Round "15.6"]
[White "Bischoff, Klaus"]
[Black "Costa, Leonardo"]
[Result "1/2-1/2"]
[ECO "D54"]
[WhiteElo "2486"]
[BlackElo "2350"]
[PlyCount "44"]
[EventDate "2022.10.21"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "GER"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]
[WhiteTeam "Bayern Muenchen"]
[BlackTeam "Muenchen 36"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 h6 6. Bh4 0-0 7. Rc1 b6 8. cxd5 Nxd5 9. Nxd5 exd5 10. Bxe7 Qxe7 11. Ne2 Ba6 12. Nf4 Bxf1 13. Kxf1 Qd6 14. Qc2 Rc8 15. Qf5 Rd8 16. Ke2 Nc6 17. Rhd1 Ne7 18. Qd3 a5 19. g3 c5 20. Qb5 Rdc8 21. Kf1 a4 22. dxc5 bxc5 1/2-1/2

[Event "Bundesliga 2223"]
[Site "Germany"]
[Date "2023.04.29"]
[Round "14.6"]
[White "Costa, Leonardo"]
[Black "Kozul, Zdenko"]
[Result "1/2-1/2"]
[ECO "B56"]
[WhiteElo "2350"]
[BlackElo "2549"]
[PlyCount "40"]
[EventDate "2022.10.21"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "GER"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]
[WhiteTeam "Muenchen 36"]
[BlackTeam "Deizisau"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. f3 e5 7. Nb3 Be7 8. Be3 Be6 9. Qe2 0-0 10. 0-0-0 Qb8 11. a3 Rc8 12. Nd5 Bd8 13. Nxf6+ Bxf6 14. Kb1 a5 15. Qd2 Be7 16. Bb6 Bd8 17. Be3 Be7 18. Bb6 Bd8 19. Be3 Be7 20. Bb6 Bd8 1/2-1/2

[Event "Millennium Masters 2nd"]
[Site "Rosenheim"]
[Date "2023.04.10"]
[Round "9"]
[White "Costa, Leonardo"]
[Black "Yelisieiev, Yevhenii"]
[Result "1/2-1/2"]
[ECO "B42"]
[WhiteElo "2373"]
[BlackElo "2402"]
[PlyCount "202"]
[EventDate "2023.04.03"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[EventCategory "4"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Nf6 6. 0-0 d6 7. c4 Be7 8. Qe2 0-0 9. Nc3 Re8 10. f4 Nbd7 11. Kh1 Nc5 12. Bc2 e5 13. Nf5 Bxf5 14. exf5 Ncd7 15. Ba4 Bf8 16. fxe5 Rxe5 17. Qf3 Rc8 18. Bg5 Be7 19. Bxd7 Qxd7 20. Bxf6 Bxf6 21. Nd5 Bd8 22. b3 f6 23. a4 Ba5 24. h3 Rce8 25. Rad1 Qc6 26. Rd3 Kh8 27. Kh2 Qc5 28. Qh5 Qc8 29. Rg3 Bd2 30. Qf7 Bh6 31. Nb6 Qc6 32. Nd5 Qc8 33. Rg4 Rf8 34. Qh5 Qe8 35. Qh4 Re2 36. Qg3 Qe5 37. Qxe5 dxe5 38. Rd1 Rd8 39. Kg1 Bg5 40. h4 h5 41. Rg3 Bxh4 42. Rh3 Bg5 43. Rxh5+ Bh6 44. Rf1 Rd6 45. Rh4 Kg8 46. Rf2 Be3 47. Nxe3 Rxe3 48. Rb2 Rdd3 49. b4 Rb3 50. Rd2 Red3 51. Rxd3 Rxd3 52. c5 Rc3 53. Kf2 a5 54. Rg4 Kh7 55. Rh4+ Kg8 56. Rg4 axb4 57. Rxb4 Rxc5 58. Rxb7 Rc2+ 59. Kf3 Ra2 60. Ra7 Kh7 61. a5 Kh6 62. a6 Ra4 63. g3 Ra3+ 64. Kf2 Ra2+ 65. Kf3 Ra3+ 66. Kf2 e4 67. Re7 Rxa6 68. Rxe4 Ra5 69. g4 Ra7 70. Rb4 Kg5 71. Kf3 Ra3+ 72. Kf2 Ra7 73. Kf3 Kh4 74. Kg2 Ra3 75. Kf2 Ra2+ 76. Kf3 Ra7 77. Kg2 Rc7 78. Ra4 Rb7 79. Rc4 Rb2+ 80. Kf3 Rb3+ 81. Kf2 Rb7 82. Kg2 Kg5 83. Kg3 Ra7 84. Rb4 Ra3+ 85. Kf2 Kh4 86. Rb7 Ra2+ 87. Kf3 Ra3+ 88. Kf2 Kxg4 89. Rxg7+ Kf4 90. Rb7 Ra2+ 91. Ke1 Kxf5 92. Rb3 Kg5 93. Kf1 f5 94. Rc3 Kg4 95. Rb3 f4 96. Rc3 Ra4 97. Kf2 Rb4 98. Ra3 f3 99. Ra8 Rb2+ 100. Kf1 Kf4 101. Rf8+ Ke3 1/2-1/2

[Event "Millennium Masters 2nd"]
[Site "Rosenheim"]
[Date "2023.04.09"]
[Round "8"]
[White "Schulz, Lukas"]
[Black "Costa, Leonardo"]
[Result "1-0"]
[ECO "B15"]
[WhiteElo "2384"]
[BlackElo "2373"]
[PlyCount "153"]
[EventDate "2023.04.03"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[EventCategory "4"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. d4 dxe4 4. h3 Nf6 5. g4 g6 6. g5 Nd5 7. Nxe4 Bg7 8. Ne2 0-0 9. Bg2 Nd7 10. 0-0 f5 11. Nd2 e5 12. Bxd5+ cxd5 13. f4 e4 14. h4 b6 15. h5 Rf7 16. Nb3 a5 17. a4 Ba6 18. Rf2 Nf8 19. Be3 h6 20. Rg2 hxg5 21. Rxg5 Bh6 22. Rg2 Kh7 23. Ng3 Qh4 24. Qd2 Re8 25. Kf2 Qg4 26. Rh1 Qf3+ 27. Kg1 gxh5 28. Rxh5 Re6 29. Qe1 Rg6 30. Nd2 Qg4 31. Kf2 Rfg7 32. Qh1 Rc6 33. c3 Nd7 34. Rh4 Qg6 35. Rxh6+ Qxh6 36. Rh2 Qxh2+ 37. Qxh2+ Rh6 38. Qxh6+ Kxh6 39. Nxf5+ Kg6 40. Nxg7 Kxg7 41. c4 dxc4 42. Nxe4 Bb7 43. Nd6 Bd5 44. f5 Nf6 45. Kg3 Bc6 46. Nxc4 Nd5 47. Bg5 Bxa4 48. f6+ Nxf6 49. Bxf6+ Kxf6 50. Nxb6 Bb3 51. Kf4 Ke6 52. Ke3 Kd6 53. Kd3 Kc6 54. Nc4 Kb5 55. Nd2 Bf7 56. Kc3 Bd5 57. Nb1 Bg8 58. Na3+ Kc6 59. Nc4 Kb5 60. Nd6+ Kc6 61. Ne4 Bd5 62. Nf6 Bf7 63. Kd3 Bg6+ 64. Kc4 Bf7+ 65. d5+ Kd6 66. Ne4+ Ke5 67. Nc3 Kd6 68. Kd4 Bg6 69. Nb5+ Kd7 70. Kc5 Bf5 71. Nc3 Kc7 72. Kb5 Kd6 73. Kxa5 Kc5 74. b4+ Kc4 75. d6 Kd4 76. Kb6 Kxc3 77. Kc5 1-0

[Event "Millennium Masters 2nd"]
[Site "Rosenheim"]
[Date "2023.04.08"]
[Round "7"]
[White "Costa, Leonardo"]
[Black "Oberhofer, Cedric"]
[Result "1/2-1/2"]
[ECO "B56"]
[WhiteElo "2373"]
[BlackElo "2261"]
[PlyCount "102"]
[EventDate "2023.04.03"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[EventCategory "4"]
[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 Nc6 6. f3 e5 7. Nb3 Be7 8. Be3 Be6 9. Qd2 d5 10. exd5 Nxd5 11. Nxd5 Qxd5 12. Qxd5 Bxd5 13. 0-0-0 0-0-0 14. Bb5 Kc7 15. a4 b6 16. Nd2 Na5 17. b3 Kb7 18. Kb2 Rc8 19. Ne4 Rhd8 20. Nc3 Be6 21. Rxd8 Rxd8 22. Rd1 Rxd1 23. Nxd1 f5 24. Kc3 Nc6 25. Kd2 Nb4 26. Nb2 Nd5 27. Bc4 Bb4+ 28. Kd3 Kc7 29. Bd2 Bd6 30. g3 Bc5 31. Ke2 Be7 32. Nd1 Bf6 33. Kd3 Kd7 34. Ne3 Nc7 35. Bxe6+ Kxe6 36. c4 g6 37. g4 Be7 38. gxf5+ gxf5 39. b4 Bd6 40. h3 Be7 41. Be1 Bd6 42. Bd2 Be7 43. Be1 Bd6 44. b5 Bc5 45. a5 bxa5 46. Bxa5 Ne8 47. Nd5 Nd6 48. Bd2 Nxb5 49. Nf4+ exf4 50. cxb5 Kd5 51. Bc3 Be3 1/2-1/2

[Event "Millennium Masters 2nd"]
[Site "Rosenheim"]
[Date "2023.04.08"]
[Round "6"]
[White "Schlegel, Igor"]
[Black "Costa, Leonardo"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2289"]
[BlackElo "2373"]
[PlyCount "81"]
[EventDate "2023.04.03"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[EventCategory "4"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. 0-0 a6 7. a4 Ba7 8. Re1 0-0 9. h3 h6 10. Nbd2 Be6 11. Bxe6 fxe6 12. b4 Nh5 13. Nc4 Qf6 14. Ra2 Ne7 15. d4 Ng6 16. dxe5 dxe5 17. Ne3 Rad8 18. Ng4 Qe7 19. Rd2 Rd6 20. c4 a5 21. bxa5 Nhf4 22. Qb3 h5 23. Ngh2 Qf6 24. Qxb7 Nxg2 25. Kxg2 Nh4+ 26. Nxh4 Rxd2 27. Bxd2 Qxf2+ 28. Kh1 Qxd2 29. N4f3 Rxf3 30. Nxf3 Qf2 31. Qb3 Qg3 32. Qd1 Bf2 33. Rg1 Qxh3+ 34. Nh2 Bxg1 35. Qxg1 Qd3 36. Qe1 Qxc4 37. Nf3 Qxa4 38. Ng5 c5 39. Qf1 Qd7 40. Qf7+ Qxf7 41. Nxf7 1-0

[Event "Millennium Masters 2nd"]
[Site "Rosenheim"]
[Date "2023.04.07"]
[Round "5"]
[White "Zysk, Robert"]
[Black "Costa, Leonardo"]
[Result "1/2-1/2"]
[ECO "E66"]
[WhiteElo "2411"]
[BlackElo "2373"]
[PlyCount "87"]
[EventDate "2023.04.03"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[EventCategory "4"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 0-0 5. Bg2 d6 6. 0-0 c5 7. Nc3 Nc6 8. d5 Na5 9. Qd3 a6 10. Nd2 e6 11. b3 exd5 12. cxd5 b5 13. Bb2 Re8 14. Rae1 Bd7 15. Qc2 b4 16. Nce4 Nb7 17. Nxf6+ Bxf6 18. Ne4 Bg7 19. Bxg7 Kxg7 20. Qb2+ f6 21. f4 Qe7 22. e3 a5 23. h3 Bb5 24. Rf2 Bd3 25. Nd2 Kg8 26. e4 a4 27. Re3 Bb5 28. Nf3 Qg7 29. Bf1 Bxf1 30. Rxf1 Na5 31. Qe2 Re7 32. Re1 Qf7 33. Qd3 Rd7 34. Nd2 Rdd8 35. Kg2 Re8 36. R1e2 Re7 37. Kg1 Ree8 38. Kg2 Re7 39. Re1 Ree8 40. R3e2 Re7 41. Re3 Ree8 42. h4 Qg7 43. R1e2 Kh8 44. Re1 1/2-1/2

[Event "Millennium Masters 2nd"]
[Site "Rosenheim"]
[Date "2023.04.06"]
[Round "4"]
[White "Costa, Leonardo"]
[Black "Schneider, Jana"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "2373"]
[BlackElo "2289"]
[PlyCount "97"]
[EventDate "2023.04.03"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[EventCategory "4"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Be2 Nge7 7. Na3 cxd4 8. cxd4 Nf5 9. Nc2 Be7 10. 0-0 0-0 11. Bd3 f6 12. Bf4 fxe5 13. Nxe5 Be8 14. Nxc6 bxc6 15. Be5 Bg6 16. Qd2 a5 17. Rfe1 Qb6 18. b3 Rac8 19. Re2 Bh5 20. f3 Nh4 21. Rf1 c5 22. dxc5 Bxc5+ 23. Kh1 h6 24. Nd4 Rce8 25. Qb2 Rf7 26. Rd2 Bd6 27. Re2 Bg6 28. Bb5 Ree7 29. Bxd6 Qxd6 30. a4 Nf5 31. Nc6 Rc7 32. Nxa5 Qb6 33. b4 Nd4 34. Ref2 Nxb5 35. axb5 Qxb5 36. h3 Rc2 37. Qd4 Re7 38. Kh2 e5 39. Qg4 Kh7 40. Rxc2 Bxc2 41. Rc1 Qa4 42. Qc8 Bg6 43. Qc5 Re8 44. Qxd5 Qxb4 45. Rc4 Qe1 46. Nb7 Ra8 47. Nd6 Ra1 48. Rc8 Qg1+ 49. Kg3 1/2-1/2

[Event "Millennium Masters 2nd"]
[Site "Rosenheim"]
[Date "2023.04.05"]
[Round "3"]
[White "Lohvinov, Petro"]
[Black "Costa, Leonardo"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2260"]
[BlackElo "2373"]
[PlyCount "38"]
[EventDate "2023.04.03"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[EventCategory "4"]
[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. e5 Bf5 4. Nf3 e6 5. Be2 c5 6. Be3 Qb6 7. Nc3 Nc6 8. 0-0 Qxb2 9. Qe1 cxd4 10. Bxd4 Nxd4 11. Nxd4 Bb4 12. Ndb5 Ba5 13. Rb1 Qxc2 14. Rb3 Ne7 15. Nd6+ Kf8 16. Nxb7 Bb6 17. Nd6 Ba5 18. Nb7 Bb6 19. Nd6 Ba5 1/2-1/2

[Event "Millennium Masters 2nd"]
[Site "Rosenheim"]
[Date "2023.04.04"]
[Round "2"]
[White "Costa, Leonardo"]
[Black "Kolb, Tobias"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "2373"]
[BlackElo "2371"]
[PlyCount "125"]
[EventDate "2023.04.03"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[EventCategory "4"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nf6 5. Qe2 Nxe4 6. Qxe4 Be6 7. Be2 Bd5 8. Qh4 Nd7 9. d4 e6 10. Qg3 Be4 11. c3 Bg6 12. h4 Bh5 13. Bf4 Nf6 14. Bc7 Qd5 15. 0-0 Be7 16. Rfe1 0-0 17. Be5 Bg6 18. Ng5 Bf5 19. Bf3 Qd8 20. Ne4 Bxe4 21. Rxe4 Ne8 22. h5 h6 23. Bd1 Bd6 24. Rg4 Bxe5 25. dxe5 Qe7 26. Bc2 Rd8 27. Qe3 Kh8 28. Re1 f5 29. exf6 Nxf6 30. Rh4 Rd5 31. Bg6 e5 32. c4 Ra5 33. a3 Nd5 34. Qg3 Nf4 35. Bb1 Qf6 36. Re4 Qf5 37. Kh2 Nxh5 38. Qc3 b6 39. b4 Ra6 40. Rxe5 Qxb1 41. Rexh5 Kh7 42. Rg5 Rf6 43. Rg3 Qf5 44. Rhg4 g6 45. Rf3 Qh5+ 46. Rh3 Qf5 47. Rgh4 g5 48. Rf3 gxh4 49. Rxf5 Rxf5 50. Qd3 Kg6 51. Kh3 Kf6 52. Kg4 h5+ 53. Kxh4 c5 54. Qd6+ Kg7 55. Qc7+ Kg6 56. Qg3+ Kf7 57. Qd3 Kf6 58. Qd8+ Kg6 59. Qg8+ Kf6 60. g4 hxg4 61. Kxg4 Re5 62. Qh8+ Ke6 63. Qc8+ 1-0

[Event "Millennium Masters 2nd"]
[Site "Rosenheim"]
[Date "2023.04.03"]
[Round "1"]
[White "Soham, Das1111"]
[Black "Costa, Leonardo"]
[Result "1-0"]
[ECO "B15"]
[WhiteElo "2340"]
[BlackElo "2373"]
[PlyCount "141"]
[EventDate "2023.04.03"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[EventCategory "4"]
[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 Nf6 5. Nxf6+ exf6 6. c3 Bd6 7. Bd3 0-0 8. Qc2 Re8+ 9. Ne2 h5 10. Be3 Nd7 11. 0-0-0 Nf8 12. c4 Be6 13. Kb1 Rc8 14. a3 a6 15. Nc3 Ng6 16. c5 Bc7 17. Bf5 Qd7 18. Bxe6 Qxe6 19. d5 cxd5 20. Nxd5 Bb8 21. Nb6 Rc6 22. Rhe1 Ba7 23. Nc4 Bxc5 24. Na5 Rcc8 25. Bxc5 Qxe1 26. Rxe1 Rxe1+ 27. Ka2 b6 28. Qd2 Re6 29. Bd4 bxa5 30. Qxa5 h4 31. g3 Ne5 32. Bc3 h3 33. Qd5 Nc4 34. Qd7 Rce8 35. Qd3 Rc8 36. Qd7 Nb6 37. Qb7 Rec6 38. Bd4 Na4 39. Qd7 Rc4 40. Qd5 R4c6 41. Qa5 Nc5 42. Bxc5 Rxc5 43. Qxa6 Rc2 44. Qb6 R2c6 45. Qd4 Rc4 46. Qe3 g6 47. Kb1 Kg7 48. Qd2 Rb8 49. b4 Re4 50. Kb2 Rbe8 51. Kb3 Re2 52. Qd4 R8e4 53. Qd3 Re5 54. Qf3 Rd2 55. g4 Ree2 56. Qxh3 Rxf2 57. Qc3 Rxh2 58. g5 Rd6 59. a4 Rf2 60. a5 Kh7 61. Qh3+ Kg7 62. Qg3 Rfd2 63. gxf6+ Rxf6 64. a6 Rd7 65. Qc3 g5 66. b5 Kg6 67. Qc2+ Kg7 68. Qc5 g4 69. a7 Rf3+ 70. Kc2 Rd8 71. Qg5+ 1-0

[Event "Bundesliga 2223"]
[Site "Germany"]
[Date "2023.04.02"]
[Round "13.8"]
[White "Costa, Leonardo"]
[Black "Wachinger, Nikolas"]
[Result "0-1"]
[ECO "B42"]
[WhiteElo "2350"]
[BlackElo "2432"]
[PlyCount "102"]
[EventDate "2022.10.21"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "GER"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]
[WhiteTeam "Muenchen 36"]
[BlackTeam "Werder Bremen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bd3 Nbd7 7. 0-0 e6 8. Kh1 b5 9. a3 Bb7 10. f4 g6 11. Qe2 Bg7 12. Be3 0-0 13. Rad1 Re8 14. Bg1 e5 15. fxe5 Nxe5 16. Rfe1 Qc7 17. Nf3 d5 18. Nxe5 Rxe5 19. Bd4 Re6 20. e5 Nd7 21. Qf3 Nxe5 22. Qg3 Rae8 23. Re2 Qc6 24. h3 Nc4 25. Rxe6 Qxe6 26. Bxc4 dxc4 27. Bxg7 Kxg7 28. Kh2 Qf5 29. Rd2 Bc6 30. Rd6 Re6 31. Rxe6 Qxe6 32. Qf4 Qf6 33. Qg3 h5 34. h4 a5 35. Nd1 Qd4 36. Qc3 Qxc3 37. Nxc3 Kf6 38. Kg3 Ke5 39. Kf2 f6 40. g3 g5 41. Ne2 Ke4 42. Nc3+ Kf5 43. Ne2 Kg4 44. Nd4 Be8 45. Nf3 gxh4 46. gxh4 b4 47. axb4 c3 48. bxa5 cxb2 49. Nd2 Kxh4 50. Kf3 Bc6+ 51. Kf4 Kh3 0-1

[Event "Bundesliga 2223"]
[Site "Germany"]
[Date "2023.04.01"]
[Round "12.8"]
[White "Costa, Leonardo"]
[Black "Kovacevic, Aleksandar"]
[Result "1-0"]
[ECO "C07"]
[WhiteElo "2350"]
[BlackElo "2471"]
[PlyCount "199"]
[EventDate "2022.10.21"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "GER"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]
[WhiteTeam "Muenchen 36"]
[BlackTeam "Kirchweyhe"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. Nxd4 Nf6 6. exd5 Nxd5 7. N2f3 Bb4+ 8. Bd2 0-0 9. Bc4 Bxd2+ 10. Qxd2 Nb6 11. Be2 Qf6 12. 0-0 e5 13. Nb5 Nc6 14. Rfd1 Bf5 15. c4 a6 16. Nd6 Rad8 17. c5 Nc8 18. Rac1 Nxd6 19. cxd6 Nd4 20. Nxd4 Rxd6 21. Qb4 exd4 22. Bd3 Rb6 23. Qa3 Bxd3 24. Rxd3 Rc6 25. Rxc6 Qxc6 26. g3 Qe4 27. Rd1 Rd8 28. Qd3 Qd5 29. a4 g6 30. b4 b5 31. axb5 axb5 32. Rc1 Re8 33. Rd1 h5 34. h4 Re4 35. Rc1 Re5 36. Rd1 Qd6 37. Rb1 Rd5 38. Rb2 Kg7 39. Kh2 Re5 40. Rb1 Rd5 41. Rb2 Qc7 42. Rc2 Qe7 43. Rb2 f5 44. Ra2 Qxb4 45. Ra7+ Kf6 46. Qe2 Qc5 47. Ra6+ Rd6 48. Ra8 Re6 49. Qd2 Kg7 50. Qa2 Qd6 51. Qa5 f4 52. Qxb5 fxg3+ 53. fxg3 Re5 54. Qc4 Re6 55. Ra7+ Kh6 56. Qb5 Re5 57. Qb7 Re2+ 58. Kh1 Re1+ 59. Kg2 Rg1+ 60. Kxg1 Qxg3+ 61. Kf1 Qd3+ 62. Ke1 Qc3+ 63. Kd1 Qd3+ 64. Kc1 Qc3+ 65. Kb1 Qd3+ 66. Ka1 Qc3+ 67. Qb2 Qe1+ 68. Ka2 Qe6+ 69. Qb3 Qe1 70. Qf7 Qe2+ 71. Ka3 Qd3+ 72. Kb4 Qd2+ 73. Kc4 Qc3+ 74. Kd5 Qb3+ 75. Kxd4 Qb6+ 76. Kd5 Qb5+ 77. Ke4 Qe2+ 78. Kd4 Qd2+ 79. Kc4 Qe2+ 80. Kc3 Qe3+ 81. Kb2 Qd2+ 82. Ka3 Qe3+ 83. Ka4 Qd4+ 84. Kb5 Qe5+ 85. Kc6 Qe6+ 86. Kc5 Qe3+ 87. Kd5 Qd3+ 88. Kc6 Qc3+ 89. Kb7 Qb2+ 90. Kc8 Qh8+ 91. Kd7 Qd4+ 92. Ke8 Qe5+ 93. Qe7 Qb5+ 94. Rd7 Qb8+ 95. Kf7 Qb3+ 96. Kf8 Qb8+ 97. Rd8 Qf4+ 98. Kg8 Qc4+ 99. Qf7 Qe6 100. Rd7 1-0

[Event "Bundesliga 2223"]
[Site "Germany"]
[Date "2023.03.19"]
[Round "11.6"]
[White "Schmidek, Emil"]
[Black "Costa, Leonardo"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "2414"]
[BlackElo "2350"]
[PlyCount "80"]
[EventDate "2022.10.21"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "GER"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]
[WhiteTeam "Berlin SF"]
[BlackTeam "Muenchen 36"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 0-0 7. Bd3 h6 8. Bh4 Re8 9. Nge2 c6 10. 0-0 Nbd7 11. a4 Nh5 12. Bxe7 Qxe7 13. a5 Nf8 14. a6 b6 15. Qa4 Bd7 16. Qa3 Qg5 17. Bc2 Ng6 18. Ng3 Nf6 19. Qd6 Rac8 20. Nge2 Nh4 21. Qg3 Nf5 22. Qxg5 hxg5 23. Rfd1 g4 24. Bxf5 Bxf5 25. Nf4 Kf8 26. b4 Ke7 27. Rac1 g5 28. Nd3 Bxd3 29. Rxd3 Kd6 30. Rd2 Ne4 31. Rdc2 Nxc3 32. Rxc3 b5 33. Rc5 Rc7 34. h3 gxh3 35. gxh3 f5 36. Kg2 Re4 37. Kf3 Rh4 38. Kg2 f4 39. R5c3 fxe3 40. fxe3 g4 1/2-1/2

[Event "Bundesliga 2223"]
[Site "Germany"]
[Date "2023.03.18"]
[Round "10.6"]
[White "Costa, Leonardo"]
[Black "Maiwald, Jens Uwe"]
[Result "0-1"]
[ECO "C03"]
[WhiteElo "2350"]
[BlackElo "2441"]
[PlyCount "98"]
[EventDate "2022.10.21"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "GER"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]
[WhiteTeam "Muenchen 36"]
[BlackTeam "Dresden TU"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. Nd2 h6 4. Ngf3 Nf6 5. e5 Nfd7 6. Bd3 c5 7. c4 dxc4 8. Nxc4 cxd4 9. 0-0 Nc6 10. Bf4 Nc5 11. Rc1 Nxd3 12. Qxd3 Qd5 13. Rfd1 Bd7 14. Qb3 g5 15. Bg3 g4 16. Nfd2 Nb4 17. a3 Bc6 18. f3 gxf3 19. gxf3 Na6 20. Ne4 Be7 21. Ncd6+ Kf8 22. Qxd5 Bxd5 23. Rxd4 Rd8 24. b4 Rg8 25. Kf2 Nb8 26. b5 a6 27. a4 axb5 28. axb5 Nd7 29. Rc7 Nb6 30. Ke3 Rd7 31. Rc2 Kg7 32. Nc5 Rdd8 33. Ncxb7 Ra8 34. Rg4+ Kh7 35. Rc7 Ra3+ 36. Kd2 Rxg4 37. fxg4 Bg5+ 38. Kc2 Ra2+ 39. Kd3 Na4 40. Bf4 Ra3+ 41. Kd4 Bh4 42. Be3 Be1 43. Nc4 Bc3+ 44. Kd3 Nb2+ 45. Kc2 Nxc4 46. Bc1 Bxe5 47. Rxc4 Ra2+ 48. Kd3 Bxc4+ 49. Kxc4 Rc2+ 0-1

[Event "EU-ch 23rd"]
[Site "Vrnjacka Banja"]
[Date "2023.03.13"]
[Round "11"]
[White "Saraci, Nderim"]
[Black "Costa, Leonardo"]
[Result "1/2-1/2"]
[ECO "A46"]
[WhiteElo "2469"]
[BlackElo "2364"]
[PlyCount "87"]
[EventDate "2023.03.03"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "SRB"]
[SourceTitle "CBM 213"]
[Source "ChessBase"]
[SourceDate "2023.04.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.04.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. 0-0 Be7 5. d4 b5 6. Nbd2 0-0 7. Nb3 a5 8. a4 b4 9. Ne5 Bb7 10. c4 bxc3 11. Qc2 cxb2 12. Bxb2 Nfd7 13. Nd3 Nc6 14. Rfc1 Bd6 15. e4 dxe4 16. Bxe4 Nxd4 17. Bxh7+ Kxh7 18. Nxd4 Kg8 19. Nc6 Qg5 20. h4 Qd5 21. Qc4 Qf3 22. Ne1 Qf5 23. Qd4 Qh7 24. Ba3 Ra6 25. Bxd6 cxd6 26. Qxd6 Rxc6 27. Qxd7 Rxc1 28. Rxc1 Qe4 29. Kf1 Ba6+ 30. Kg1 Bb7 31. Kf1 Qh1+ 32. Ke2 Ba6+ 33. Ke3 Bb7 34. Ke2 Bd5 35. Rc8 Qe4+ 36. Kd2 Qb4+ 37. Rc3 Qb2+ 38. Rc2 Qb4+ 39. Rc3 Bb7 40. Nd3 Qb6 41. Qb5 Qxb5 42. axb5 Rb8 43. Ra3 Bd5 44. Rxa5 1/2-1/2

