Event: IV Rio Chess Open 2025 - BLZ
Site: idChess.com
Date: 2025-04-24
White: Barr, Gabriel J
WhiteElo: 1930
Black: De Siqueira, Luigy Lira
BlackTitle: FM
BlackElo: 2259
Result: 0-1
ECO: D02
Opening: Queen's Pawn Game: London System
Variant: Standard
TimeControl: 180+2

1. d4 { [%eval 0.17] } 1... d5 { [%eval 0.2] } 2. Nf3 { [%eval 0.08] } 2... Nf6 { [%eval 0.11] } 3. Bf4 { [%eval 0.02] } 3... c5 { [%eval 0.11] } 4. e3 { [%eval 0.0] } 4... Nc6 { [%eval 0.0] } 5. Be2 { [%eval -0.01] } 5... Qb6 { [%eval 0.18] } 6. Nc3 { [%eval 0.28] } 6... cxd4?? { [%eval 2.19] } { Blunder. Bd7 was best. } 7. exd4?? { [%eval 0.09] } { Blunder. Nb5 was best. } 7... Bf5 { [%eval 0.28] } 8. O-O { [%eval 0.19] } 8... e6 { [%eval 0.18] } 9. Nb5 { [%eval 0.12] } 9... Rc8 { [%eval 0.13] } 10. Nd6+ { [%eval -0.29] } 10... Bxd6 { [%eval -0.24] } 11. Bxd6 { [%eval -0.22] } 11... Nxd4 { [%eval -0.33] } 12. Nxd4 { [%eval -0.35] } 12... Qxd6 { [%eval -0.33] } 13. Nxf5 { [%eval -0.37] } 13... exf5 { [%eval -0.35] } 14. Bb5+ { [%eval -0.74] } 14... Kf8 { [%eval -0.7] } 15. Qd4 { [%eval -0.8] } 15... a6 { [%eval -0.87] } 16. Bd3 { [%eval -0.85] } 16... g6 { [%eval -0.73] } 17. Rad1 { [%eval -1.0] } 17... Kg7 { [%eval -0.89] } 18. c4?! { [%eval -1.87] } { Inaccuracy. Rfe1 was best. } 18... Rhd8 { [%eval -1.75] } 19. cxd5 { [%eval -1.76] } 19... Qxd5 { [%eval -1.6] } 20. Qb4 { [%eval -2.21] } 20... b5?! { [%eval -1.21] } { Inaccuracy. a5 was best. } 21. a4 { [%eval -1.02] } 21... Qc5 { [%eval -1.04] } 22. Qb3?! { [%eval -1.86] } { Inaccuracy. Qxc5 was best. } 22... Rb8 { [%eval -1.55] } 23. Be2? { [%eval -3.11] } { Mistake. axb5 was best. } 23... bxa4 { [%eval -3.02] } 24. Qxa4 { [%eval -2.82] } 24... Rxd1 { [%eval -2.79] } 25. Rxd1 { [%eval -3.32] } 25... Rxb2 { [%eval -3.47] } 26. Qxa6 { [%eval -3.4] } 26... Ne4 { [%eval -3.36] } 27. Rf1 { [%eval -3.14] } 27... Qc2?? { [%eval -0.37] } { Blunder. g5 was best. } 28. Bd3 { [%eval -0.33] } 28... Qc3 { [%eval -0.12] } 29. Bxe4 { [%eval -0.11] } 29... fxe4 { [%eval -0.11] } 30. Qd6 { [%eval -0.14] } 30... Rd2 { [%eval -0.07] } 31. Qf4 { [%eval -0.08] } 31... Qd4 { [%eval -0.07] } 32. h4 { [%eval -0.1] } 32... h6 { [%eval -0.16] } 33. h5?? { [%eval -3.11] } { Blunder. Re1 was best. } 33... g5?? { [%eval -0.57] } { Blunder. Rd1 was best. } 34. Qf5?? { [%eval -2.91] } { Blunder. Qg4 was best. } 34... Rd1 { [%eval -2.91] } 35. Qg4?? { [%eval -8.65] } { Blunder. Qb5 was best. } 35... Rxf1+ { [%eval -10.17] } 36. Kxf1 { [%eval -9.85] } 36... f5 { [%eval -9.47] } 37. Qe2 { [%eval -9.24] } 37... Qa1+ { [%eval -8.86] } 38. Qe1 { [%eval -9.85] } 38... Qxe1+ { [%eval -9.67] } 39. Kxe1 { [%eval -9.11] } 39... Kf6 { [%eval -8.78] } 40. Ke2 { [%eval -8.53] } 40... Ke5 { [%eval -11.11] } 41. g3?! { [%eval #-27] } { Checkmate is now unavoidable. f3 was best. } 41... f4 { [%eval #-25] } 42. Kd2 { [%eval #-17] } 42... Kd4?! { [%eval -24.38] } { Lost forced checkmate sequence. fxg3 was best. } 43. Ke2?! { [%eval #-13] } { Checkmate is now unavoidable. gxf4 was best. } 43... f3+ { [%eval #-12] } 44. Kd2 { [%eval #-12] } 44... g4 { [%eval #-11] } 45. Ke1 { [%eval #-10] } 45... Kd3 { [%eval #-9] } 46. Kd1 { [%eval #-9] } 46... e3?! { [%eval -68.45] } { Lost forced checkmate sequence. Kc3 was best. } 47. Ke1 { [%eval -80.53] } 47... exf2+ { [%eval -59.5] } 48. Kf1?! { [%eval #-19] } { Checkmate is now unavoidable. Kxf2 was best. } 48... Ke4 { [%eval #-18] } 49. Kxf2 { [%eval #-18] } 49... Kf5 { [%eval #-17] } 50. Ke3 { [%eval #-17] } 50... Kg5 { [%eval #-16] } 51. Kf2 { [%eval #-16] } 51... Kxh5 { [%eval #-15] } 52. Ke3 { [%eval #-15] } 52... Kg5 { [%eval #-14] } 53. Kf2 { [%eval #-14] } 53... h5 { [%eval #-13] } 54. Kg1 { [%eval #-11] } 54... h4 { [%eval #-12] } 55. Kf2 { [%eval #-9] } 55... hxg3+ { [%eval #-11] } 56. Kxg3 { [%eval #-10] } 56... Kf5 { [%eval #-9] } 57. Kf2 { [%eval #-9] } 57... Kf4 { [%eval #-8] } 0-1