Event: IRT Abierto Alekhine Club KALLPA 2025
Site: idChess.com
Date: 2025-06-08
White: Castellanos Santamaria, Diego Andres
WhiteElo: 1724
Black: Sierra Vega, Ramon Joselias
Result: 0-1
ECO: A22
Opening: English Opening: King's English Variation, Two Knights Variation
Variant: Standard
TimeControl: 900+10

1. c4 { [%eval 0.12] } 1... Nf6 { [%eval 0.14] } 2. Nc3 { [%eval 0.12] } 2... e5 { [%eval 0.18] } 3. e4 { [%eval -0.11] } 3... Bc5 { [%eval -0.06] } 4. h3 { [%eval -0.11] } 4... Nc6 { [%eval -0.06] } 5. Nge2 { [%eval -0.29] } 5... a6 { [%eval -0.03] } 6. g3 { [%eval -0.12] } 6... Nd4 { [%eval 0.1] } 7. Bg2 { [%eval 0.07] } 7... O-O { [%eval 0.0] } 8. O-O { [%eval 0.06] } 8... d6 { [%eval 0.11] } 9. d3 { [%eval 0.1] } 9... h6 { [%eval 0.25] } 10. a3 { [%eval -0.1] } 10... Be6 { [%eval 0.17] } 11. b4 { [%eval 0.16] } 11... Ba7 { [%eval 0.12] } 12. Be3 { [%eval 0.22] } 12... c5 { [%eval 0.24] } 13. Rb1 { [%eval -0.18] } 13... Qd7?! { [%eval 0.43] } { Inaccuracy. b5 was best. } 14. b5? { [%eval -0.75] } { Mistake. bxc5 was best. } 14... axb5 { [%eval -0.82] } 15. Nxb5 { [%eval -0.78] } 15... Bb8?! { [%eval 0.23] } { Inaccuracy. Bxh3 was best. } 16. Kh2 { [%eval 0.13] } 16... Ne8?! { [%eval 1.01] } { Inaccuracy. Nxb5 was best. } 17. Nec3 { [%eval 0.52] } 17... f5? { [%eval 1.73] } { Mistake. Nxb5 was best. } 18. exf5 { [%eval 1.96] } 18... Nxf5 { [%eval 1.86] } 19. Rb3? { [%eval 0.61] } { Mistake. Nd5 was best. } 19... Nxe3? { [%eval 1.93] } { Mistake. Nf6 was best. } 20. fxe3 { [%eval 1.67] } 20... Nf6 { [%eval 1.96] } 21. Nd5?! { [%eval 1.02] } { Inaccuracy. Ne4 was best. } 21... Ra6?? { [%eval 3.1] } { Blunder. Bxd5 was best. } 22. Qb1?? { [%eval 1.13] } { Blunder. Nxf6+ was best. } 22... Qd8?? { [%eval 3.08] } { Blunder. Bxd5 was best. } 23. Nbc3 { [%eval 2.99] } 23... Qe8? { [%eval 4.73] } { Mistake. Nxd5 was best. } 24. Nxf6+ { [%eval 4.57] } 24... gxf6 { [%eval 4.4] } 25. Bd5 { [%eval 3.87] } 25... Bxd5 { [%eval 4.64] } 26. Nxd5 { [%eval 5.07] } 26... f5 { [%eval 5.17] } 27. Rxb7 { [%eval 4.92] } 27... Ra8 { [%eval 5.21] } 28. Rf2 { [%eval 5.36] } 28... Kh8 { [%eval 5.46] } 29. Qf1 { [%eval 5.29] } 29... f4 { [%eval 6.42] } 30. exf4 { [%eval 6.02] } 30... e4?? { [%eval #10] } { Checkmate is now unavoidable. Ra7 was best. } 31. Re7?? { [%eval 6.35] } { Lost forced checkmate sequence. Qa1+ was best. } 31... Qg6 { [%eval 7.2] } 32. dxe4 { [%eval 6.42] } 32... Rxa3 { [%eval 6.03] } 33. Rf3 { [%eval 5.58] } 33... Ra2+ { [%eval 6.47] } 34. Rf2 { [%eval 6.12] } 34... Ra3 { [%eval 6.16] } 35. g4 { [%eval 5.98] } 35... h5 { [%eval 6.58] } 36. g5 { [%eval 6.47] } 36... Re8 { [%eval 7.77] } 37. f5 { [%eval 7.27] } 37... Qg8 { [%eval 7.02] } 38. Rxe8 { [%eval 7.16] } 38... Qxe8 { [%eval 6.55] } 39. f6 { [%eval 7.16] } 39... Qe5+ { [%eval 6.91] } 40. Rf4 { [%eval 6.94] } 40... Ra2+ { [%eval 7.25] } 41. Kg3?? { [%eval 0.0] } { Blunder. Kh1 was best. } 41... Qxg5+ { [%eval 0.0] } 42. Kf3 { [%eval 0.0] } 42... h4?? { [%eval 6.99] } { Blunder. Ra3+ was best. } 43. Rg4 { [%eval 7.44] } 43... Ra3+ { [%eval 9.37] } 44. Kg2 { [%eval 8.45] } 44... Rg3+ { [%eval 8.73] } 45. Rxg3 { [%eval 8.7] } 45... Qg4 { [%eval 8.43] } 46. Kh2 { [%eval 7.61] } 46... Kg8 { [%eval 7.99] } 47. Qh1 Qxg3# 0-1