[Event "Bolivia Chess Academy Arena"] [Site "https://lichess.org/OeHzQbEB"] [Date "2026.06.14"] [Round "-"] [White "kusquin"] [Black "Santiago172943"] [Result "0-1"] [GameId "OeHzQbEB"] [UTCDate "2026.06.14"] [UTCTime "22:49:56"] [WhiteElo "926"] [BlackElo "1201"] [WhiteRatingDiff "-35"] [BlackRatingDiff "+9"] [Variant "Standard"] [TimeControl "180+0"] [ECO "C21"] [Opening "Center Game"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 { [%eval 0.18] } 1... e5 { [%eval 0.22] } 2. d4 { [%eval -0.11] } 2... exd4 { [%eval 0.0] } 3. Qxd4 { [%eval -0.08] } { C21 Center Game } 3... d5? { (-0.08 → 1.17) Mistake. Nc6 was best. } { [%eval 1.17] } (3... Nc6 4. Qe3 Nf6 5. Bd2 Be7 6. Nc3 d5 7. exd5 Nxd5 8. Nxd5) 4. Qxd5?! { (1.17 → 0.54) Inaccuracy. exd5 was best. } { [%eval 0.54] } (4. exd5 Nf6 5. Nc3 Nbd7 6. Bb5 Bd6 7. Bf4 O-O 8. Bxd6 cxd6) 4... Qxd5 { [%eval 0.4] } 5. Bh6?? { (0.40 → -6.85) Blunder. exd5 was best. } { [%eval -6.85] } (5. exd5 Nf6 6. Nc3 Bf5 7. Bf4 Bxc2 8. Rc1 Bg6 9. Bxc7 Bb4) 5... c6? { (-6.85 → -3.92) Mistake. Qxe4+ was best. } { [%eval -3.92] } (5... Qxe4+ 6. Be3 Qxc2 7. Nd2 Bb4 8. Nf3 Nf6 9. Nd4 Qg6 10. O-O-O O-O 11. N2f3) 6. Be3?! { (-3.92 → -6.02) Inaccuracy. exd5 was best. } { [%eval -6.02] } (6. exd5 Nxh6 7. Nc3 Ng4 8. h3 Nf6 9. O-O-O Bb4 10. Nge2 O-O 11. g4 Nxd5) 6... Qxe4 { [%eval -6.07] } 7. Nd2 { [%eval -5.88] } 7... Qd5 { [%eval -5.13] } 8. Ne4?! { (-5.13 → -6.71) Inaccuracy. Ngf3 was best. } { [%eval -6.71] } (8. Ngf3 b5 9. c4 Qd7 10. cxb5 Bb4 11. Bc4 cxb5 12. O-O-O bxc4 13. Nxc4) 8... Qd8 { [%eval -5.47] } 9. Nd6+ { [%eval -6.94] } 9... Qxd6 { [%eval -6.97] } 10. Bb6 { [%eval -9.76] } 10... Qd8?! { (-9.76 → -5.96) Inaccuracy. Qb4+ was best. } { [%eval -5.96] } (10... Qb4+ 11. Kd1 Qxb2 12. Rc1 axb6 13. Bc4 Kd8 14. Ne2 Nh6 15. Ke1 Qb4+ 16. Kf1) 11. Bc7?! { (-5.96 → -8.39) Inaccuracy. Bxd8 was best. } { [%eval -8.39] } (11. Bxd8 Kxd8 12. O-O-O+ Kc7 13. Nf3 Be6 14. Ng5 Nd7 15. Nxe6+ fxe6 16. g4 Re8) 11... Qxc7 { [%eval -8.36] } 12. Rd1 { [%eval -9.26] } 12... Qd8 { [%eval -8.42] } 13. Rxd8+ { [%eval -8.61] } 13... Kxd8 { [%eval -8.62] } 14. Nf3 { [%eval -8.6] } 14... Bb4+ { [%eval -8.35] } 15. Kd1 { [%eval -8.74] } 15... Bg4 { [%eval -8.73] } 16. Kc1 { [%eval -8.73] } 16... Bxf3 { [%eval -8.67] } 17. Kb1 { [%eval -10.13] } 17... Nf6 { [%eval -8.9] } 18. Bb5 { [%eval -10.24] } 18... Re8 { [%eval -9.94] } 19. Ba4 { [%eval -10.46] } 19... b5 { [%eval -9.93] } 20. Bxb5 { [%eval -10.02] } 20... cxb5 { [%eval -9.82] } 21. a3 { [%eval -10.07] } 21... Nc6 { [%eval -9.67] } 22. axb4 { [%eval -9.98] } 22... Rc8 { [%eval -8.91] } 23. c3 { [%eval -10.03] } 23... Nxb4 { [%eval -9.12] } 24. cxb4 { [%eval -10.25] } 24... Re2 { [%eval -8.91] } 25. Rg1? { (-8.91 → Mate in 7) Checkmate is now unavoidable. gxf3 was best. } { [%eval #-7] } (25. gxf3 Rcc2 26. b3 Rb2+ 27. Ka1 Rbd2 28. Rg1 Rxf2 29. f4 Rde2 30. Kb1 Ke7) 25... Rcc2?! { (Mate in 7 → -10.06) Lost forced checkmate sequence. Be4+ was best. } { [%eval -10.06] } (25... Be4+ 26. Ka2 Rc6 27. Rd1+ Ke7 28. Rd3 Bxd3 29. f3 Bc2 30. b3 Be4+ 31. Ka1) 26. Ka2?! { (-10.06 → Mate in 4) Checkmate is now unavoidable. gxf3 was best. } { [%eval #-4] } (26. gxf3 Rxb2+ 27. Ka1 Nd5 28. Rd1 Rbd2 29. Rxd2 Rxd2 30. Kb1 Ke7 31. Kc1 Rxf2) 26... Rxb2+ { [%eval #-3] } 27. Ka1 { [%eval #-3] } 27... Rxb4? { (Mate in 3 → -9.97) Lost forced checkmate sequence. Ra2+ was best. } { [%eval -9.97] } (27... Ra2+ 28. Kb1 Be4+ 29. Kc1 Ra1#) 28. Rc1? { (-9.97 → Mate in 3) Checkmate is now unavoidable. gxf3 was best. } { [%eval #-3] } (28. gxf3 Re6 29. Rd1+ Ke7 30. Rd2 Ra6+ 31. Ra2 Rxa2+ 32. Kxa2 Rf4 33. Kb1 Rxf3) 28... a5? { (Mate in 3 → -9.35) Lost forced checkmate sequence. Bd5 was best. } { [%eval -9.35] } (28... Bd5 29. Rc4 Bxc4 30. g4 Ra2#) 29. gxf3 { [%eval -8.94] } 29... Reb2 { [%eval -8.25] } 30. Rb1? { (-8.25 → Mate in 4) Checkmate is now unavoidable. Rd1+ was best. } { [%eval #-4] } (30. Rd1+ Nd7 31. Rg1 Rxf2 32. Rxg7 Rxf3 33. Ka2 Rf2+ 34. Ka1 Rc4 35. Kb1 h6) 30... Rxb1+ { [%eval #-3] } 31. Ka2 { [%eval #-3] } 31... a4 { [%eval #-3] } 32. Ka3 { [%eval #-2] } 32... R4b3+ { [%eval #-2] } 33. Ka2 { [%eval #-2] } 33... R1b2+ { [%eval #-3] } 34. Ka1 { [%eval #-3] } 34... a3 { [%eval #-2] } 35. f4 { [%eval #-2] } 35... Rb1+ { [%eval #-2] } 36. Ka2 { [%eval #-2] } 36... Nd5 { [%eval #-1] } 37. f5 { [%eval #-1] } 37... Nb4# { Black wins by checkmate. } 0-1