Event: Round 4: Mendonca, Leon Luke - Gan-Erdene, Sugar
Date: 2025-05-10
White: Mendonca, Leon Luke
WhiteTitle: GM
WhiteElo: 2630
Black: Gan-Erdene, Sugar
BlackTitle: IM
BlackElo: 2464
Result: 1-0
ECO: C42
Opening: Petrov's Defense: Classical Attack, Staunton Variation
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:30:57] } 1... e5 { [%eval 0.21] [%clk 1:30:49] } 2. Nf3 { [%eval 0.13] [%clk 1:30:57] } 2... Nf6 { [%eval 0.34] } 3. Nxe5 { [%eval 0.29] [%clk 1:30:57] } 3... d6 { [%eval 0.22] [%clk 1:30:49] } 4. Nf3 { [%eval 0.31] [%clk 1:30:57] } 4... Nxe4 { [%eval 0.24] } 5. d4 { [%eval 0.25] [%clk 1:30:57] } 5... d5 { [%eval 0.2] [%clk 1:30:49] } 6. Bd3 { [%eval 0.21] [%clk 1:30:57] } 6... Bd6 { [%eval 0.21] [%clk 1:30:49] } 7. O-O { [%eval 0.23] [%clk 1:30:57] } 7... O-O { [%eval 0.15] [%clk 1:30:49] } 8. c4 { [%eval 0.36] [%clk 1:30:57] } 8... c6 { [%eval 0.29] [%clk 1:30:49] } 9. Re1 { [%eval 0.31] [%clk 1:30:57] } 9... Bf5 { [%eval 0.41] [%clk 1:30:49] } 10. Qc2 { [%eval 0.13] [%clk 1:30:57] } 10... Na6 { [%eval 0.19] [%clk 1:30:49] } 11. a3 { [%eval 0.12] [%clk 1:30:57] } 11... Bg6 { [%eval 0.13] [%clk 1:30:49] } 12. c5 { [%eval 0.22] [%clk 1:30:57] } 12... Bb8 { [%eval 0.26] [%clk 1:30:49] } 13. Nbd2 { [%eval 0.11] [%clk 1:30:57] } 13... f5 { [%eval 0.13] [%clk 1:30:49] } 14. Qb3 { [%eval 0.11] [%clk 1:30:57] } 14... Kh8? { [%eval 1.46] } { Mistake. Qe7 was best. } { [%clk 1:30:49] } 15. Qxb7 { [%eval 1.43] [%clk 1:30:57] } 15... Naxc5 { [%eval 1.38] [%clk 1:30:49] } 16. dxc5 { [%eval 1.31] [%clk 1:30:57] } 16... Nxc5 { [%eval 1.27] [%clk 1:30:49] } 17. Qxa8 { [%eval 1.32] [%clk 1:30:57] } 17... Bxh2+ { [%eval 1.35] [%clk 1:30:49] } 18. Nxh2 { [%eval 1.39] [%clk 1:30:57] } 18... Qxa8 { [%eval 1.54] [%clk 1:30:49] } 19. Bf1 { [%eval 1.23] [%clk 1:30:57] } 19... Re8?! { [%eval 1.99] } { Inaccuracy. a5 was best. } { [%clk 1:30:49] } 20. Rxe8+ { [%eval 1.91] [%clk 1:30:57] } 20... Qxe8 { [%eval 1.85] [%clk 1:30:49] } 21. Nhf3?! { [%eval 1.22] } { Inaccuracy. b4 was best. } { [%clk 1:30:57] } 21... Bh5?! { [%eval 1.9] } { Inaccuracy. Ne4 was best. } { [%clk 1:30:49] } 22. b4 { [%eval 1.97] [%clk 1:30:57] } 22... Na4 { [%eval 2.26] [%clk 1:30:49] } 23. Nd4 { [%eval 2.1] [%clk 1:30:57] } 23... Qe5 { [%eval 2.62] [%clk 1:30:49] } 24. N2b3 { [%eval 2.8] [%clk 1:30:57] } 24... Bd1?! { [%eval 3.86] } { Inaccuracy. c5 was best. } { [%clk 1:30:49] } 25. Bd2 { [%eval 4.08] [%clk 1:30:57] } 25... Nb2 { [%eval 4.28] [%clk 1:30:49] } 26. Bc3 { [%eval 4.02] [%clk 1:30:57] } 26... Na4 { [%eval 4.11] [%clk 1:30:49] } 27. Bd2 { [%eval 3.98] [%clk 1:30:57] } 27... Nb2 { [%eval 4.25] [%clk 1:30:49] } 28. Nxc6 { [%eval 4.24] [%clk 1:30:57] } 28... Qf6 { [%eval 4.29] [%clk 1:30:49] } 29. Nbd4 { [%eval 4.26] [%clk 1:30:57] } 29... Ba4 { [%eval 5.14] [%clk 1:30:49] } 30. b5 { [%eval 5.02] [%clk 1:30:57] } 30... Nc4 { [%eval 5.51] [%clk 1:30:49] } 31. Re1 { [%eval 5.48] [%clk 1:30:57] } 31... h6 { [%eval 5.55] [%clk 1:30:49] } 32. Re6 { [%eval 5.37] [%clk 1:30:57] } 32... Qh4 { [%eval 5.77] [%clk 1:30:49] } 33. Bc3 { [%eval 5.59] [%clk 1:30:57] } 33... Qg5 { [%eval 5.62] [%clk 1:30:49] } 34. Nxf5 { [%eval 5.58] [%clk 1:30:57] } 34... Bxb5 { [%eval 5.53] [%clk 1:30:49] } 35. Bxg7+ { [%eval 5.46] [%clk 1:30:57] } 1-0