
[Event "IX SESC Caioba Open"]
[Site "Caioba BRA"]
[Date "2025.07.04"]
[Round "7.28"]
[White "Marra, E"]
[Black "Piekarski, A"]
[Result "1/2-1/2"]
[WhiteElo "2211"]
[BlackElo "2013"]
[ECO "C24"]
[PlyCount "103"]
1.e4 e5 2.Bc4 Nf6 3.d3 c6 4.Nf3 Be7 5.O-O d6 6.Re1 O-O 7.a4 a5 8.Nbd2 Re8 9.Nf1 Bf8 10.Ng3 g6 11.c3 Bg7 12.Qb3 d5 13.exd5 Nxd5 14.d4 Nd7 15.Bg5 Qc7 16.Bxd5 cxd5 17.Bf4 Qc6 18.Nxe5 Nxe5 19.Bxe5 f6 20.Bf4 Bd7 21.h4 b5 22.Rxe8+ Bxe8 23.axb5 Qxb5 24.Qa2 Bf8 25.Ne4 Kg7 26.Nd6 Bxd6 27.Bxd6 Bc6 28.Qa3 Qe2 29.Bf4 Qe6 30.Qc5 a4 31.b3 Qd7 32.bxa4 Rxa4 33.Re1 Kf7 34.Bd6 Rc4 35.Qa3 Ra4 36.Re7+ Qxe7 37.Bxe7 Rxa3 38.Bxa3 h5 39.f3 f5 40.Kf2 Bb5 41.Ke3 Bc4 42.Kf4 Bb3 43.Bd6 Bc4 44.Kg5 Bf1 45.g3 Be2 46.Kf4 Bc4 47.Be5 Bb3 48.g4 fxg4 49.fxg4 hxg4 50.Kxg4 Bc4 51.Kg5 Bb3 52.Kf4 1/2-1/2
[Site "Caioba BRA"]
[Date "2025.07.04"]
[Round "7.28"]
[White "Marra, E"]
[Black "Piekarski, A"]
[Result "1/2-1/2"]
[WhiteElo "2211"]
[BlackElo "2013"]
[ECO "C24"]
[PlyCount "103"]
1.e4 e5 2.Bc4 Nf6 3.d3 c6 4.Nf3 Be7 5.O-O d6 6.Re1 O-O 7.a4 a5 8.Nbd2 Re8 9.Nf1 Bf8 10.Ng3 g6 11.c3 Bg7 12.Qb3 d5 13.exd5 Nxd5 14.d4 Nd7 15.Bg5 Qc7 16.Bxd5 cxd5 17.Bf4 Qc6 18.Nxe5 Nxe5 19.Bxe5 f6 20.Bf4 Bd7 21.h4 b5 22.Rxe8+ Bxe8 23.axb5 Qxb5 24.Qa2 Bf8 25.Ne4 Kg7 26.Nd6 Bxd6 27.Bxd6 Bc6 28.Qa3 Qe2 29.Bf4 Qe6 30.Qc5 a4 31.b3 Qd7 32.bxa4 Rxa4 33.Re1 Kf7 34.Bd6 Rc4 35.Qa3 Ra4 36.Re7+ Qxe7 37.Bxe7 Rxa3 38.Bxa3 h5 39.f3 f5 40.Kf2 Bb5 41.Ke3 Bc4 42.Kf4 Bb3 43.Bd6 Bc4 44.Kg5 Bf1 45.g3 Be2 46.Kf4 Bc4 47.Be5 Bb3 48.g4 fxg4 49.fxg4 hxg4 50.Kxg4 Bc4 51.Kg5 Bb3 52.Kf4 1/2-1/2
[Event "IX SESC Caioba Open"]
[Site "Caioba BRA"]
[Date "2025.07.04"]
[Round "7.28"]
[White "Marra, E"]
[Black "Piekarski, A"]
[Result "1/2-1/2"]
[WhiteTitle "FM"]
[WhiteElo "2211"]
[BlackElo "2013"]
[ECO "C24"]
[Opening "Bishop's opening"]
[Variation "Berlin defence"]
[EventDate "2025.06.29"]
[WhiteFideId "2106990"]
[BlackFideId "2119552"]
1. e4 e5 2. Bc4 Nf6 3. d3 c6 4. Nf3 Be7 5. O-O d6 6. Re1 O-O 7. a4 a5 8.
Nbd2 Re8 9. Nf1 Bf8 10. Ng3 g6 11. c3 Bg7 12. Qb3 d5 13. exd5 Nxd5 14. d4
Nd7 15. Bg5 Qc7 16. Bxd5 cxd5 17. Bf4 Qc6 18. Nxe5 Nxe5 19. Bxe5 f6 20. Bf4
Bd7 21. h4 b5 22. Rxe8+ Bxe8 23. axb5 Qxb5 24. Qa2 Bf8 25. Ne4 Kg7 26. Nd6
Bxd6 27. Bxd6 Bc6 28. Qa3 Qe2 29. Bf4 Qe6 30. Qc5 a4 31. b3 Qd7 32. bxa4
Rxa4 33. Re1 Kf7 34. Bd6 Rc4 35. Qa3 Ra4 36. Re7+ Qxe7 37. Bxe7 Rxa3 38.
Bxa3 h5 39. f3 f5 40. Kf2 Bb5 41. Ke3 Bc4 42. Kf4 Bb3 43. Bd6 Bc4 44. Kg5
Bf1 45. g3 Be2 46. Kf4 Bc4 47. Be5 Bb3 48. g4 fxg4 49. fxg4 hxg4 50. Kxg4
Bc4 51. Kg5 Bb3 52. Kf4 1/2-1/2