[Event "Bolivia Chess Academy Arena"] [Site "https://lichess.org/f2KrkC6T"] [Date "2026.05.31"] [Round "-"] [White "Valentina17022014"] [Black "Ian_Mendez"] [Result "1-0"] [GameId "f2KrkC6T"] [UTCDate "2026.05.31"] [UTCTime "23:01:30"] [WhiteElo "1054"] [BlackElo "1002"] [WhiteRatingDiff "+65"] [BlackRatingDiff "-32"] [BlackBerserk "true"] [Variant "Standard"] [TimeControl "180+0"] [ECO "B00"] [Opening "Barnes Defense"] [Termination "Time forfeit"] [Annotator "lichess.org"] 1. e4 { [%eval 0.18] } 1... f6?! { (0.18 → 1.12) Inaccuracy. e5 was best. } { [%eval 1.12] } { B00 Barnes Defense } (1... e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Nxe5) 2. d4 { [%eval 1.31] } 2... e6 { [%eval 1.29] } 3. f4?! { (1.29 → 0.38) Inaccuracy. Ne2 was best. } { [%eval 0.38] } (3. Ne2 g6 4. Nbc3 d5 5. Nf4 c6 6. Qe2 Qe7 7. Be3 Nd7) 3... g6 { [%eval 0.88] } 4. c4 { [%eval 0.68] } 4... h6?! { (0.68 → 1.46) Inaccuracy. d5 was best. } { [%eval 1.46] } (4... d5 5. Bd3 dxe4 6. Bxe4 Bg7 7. Ne2 Nc6 8. Be3 f5 9. Bf3) 5. b4? { (1.46 → 0.22) Mistake. f5 was best. } { [%eval 0.22] } (5. f5 Nc6 6. Nc3 Nge7 7. fxg6 Bg7 8. Nf3 Nxg6 9. Be3 d6) 5... d6?! { (0.22 → 1.11) Inaccuracy. d5 was best. } { [%eval 1.11] } (5... d5 6. exd5 Bxb4+ 7. Kf2 exd5 8. Qb3 Ba5 9. Nf3 Ne7 10. Ba3) 6. g4? { (1.11 → -0.17) Mistake. Nc3 was best. } { [%eval -0.17] } (6. Nc3 d5 7. a3 Ne7 8. Bd3 Bg7 9. exd5 exd5 10. Nxd5 f5) 6... c6?! { (-0.17 → 0.73) Inaccuracy. d5 was best. } { [%eval 0.73] } (6... d5 7. exd5 exd5 8. f5 gxf5 9. Bg2 dxc4 10. Ne2 Bxb4+ 11. Bd2) 7. h4 { [%eval 0.3] } 7... b6?! { (0.30 → 1.21) Inaccuracy. d5 was best. } { [%eval 1.21] } (7... d5 8. h5 gxh5 9. g5 hxg5 10. Rxh5 Bxb4+ 11. Bd2 Bxd2+ 12. Nxd2) 8. Nf3 { [%eval 1.17] } 8... a6?! { (1.17 → 1.88) Inaccuracy. d5 was best. } { [%eval 1.88] } (8... d5 9. e5 f5 10. gxf5 Bxb4+ 11. Bd2 Bxd2+ 12. Nfxd2 exf5 13. Nc3 Ne7 14. Rc1) 9. Bh3 { [%eval 1.43] } 9... Nd7 { [%eval 1.85] } 10. Kf2 { [%eval 1.35] } 10... Qe7?! { (1.35 → 2.16) Inaccuracy. f5 was best. } { [%eval 2.16] } (10... f5 11. exf5 exf5 12. g5 Ne7 13. Nc3 Bg7 14. Bb2 d5 15. Bg2 Nf8 16. Qd2) 11. Nc3 { [%eval 2.15] } 11... Bb7 { [%eval 2.12] } 12. Qd3 { [%eval 1.79] } 12... Ra7?! { (1.79 → 2.91) Inaccuracy. a5 was best. } { [%eval 2.91] } (12... a5 13. b5 c5 14. f5 g5 15. Bb2 Bg7 16. fxe6 Qxe6 17. Nd5 O-O-O 18. h5) 13. Rb1 { [%eval 2.35] } 13... Bg7 { [%eval 2.84] } 14. Rh2 { [%eval 2.31] } 14... Rh7?! { (2.31 → 3.46) Inaccuracy. a5 was best. } { [%eval 3.46] } (14... a5 15. bxa5 Rxa5 16. Kg1 g5 17. f5 e5 18. d5 Nc5 19. Qd1 Qc7 20. Bf1) 15. a3?! { (3.46 → 2.69) Inaccuracy. h5 was best. } { [%eval 2.69] } (15. h5 g5 16. e5 Rh8 17. exd6 Qxd6 18. c5 Qf8 19. Ne4 Kd8 20. Kg1 Ne7) 15... Kf7?! { (2.69 → 3.61) Inaccuracy. c5 was best. } { [%eval 3.61] } (15... c5 16. bxc5 bxc5 17. d5 e5 18. g5 Rh8 19. Be6 exf4 20. Bxf4 Nf8 21. Bxg8) 16. Rb3 { [%eval 2.91] } 16... Nf8 { [%eval 3.07] } 17. Be3 { [%eval 3.12] } 17... Nd7 { [%eval 3.5] } 18. Kg3 { [%eval 3.2] } 18... Nb8?! { (3.20 → 4.54) Inaccuracy. Bf8 was best. } { [%eval 4.54] } (18... Bf8 19. g5 Kg7 20. d5 hxg5 21. hxg5 e5 22. f5 cxd5 23. exd5 fxg5 24. Nxg5) 19. Ra2?! { (4.54 → 3.56) Inaccuracy. d5 was best. } { [%eval 3.56] } (19. d5 Nd7 20. dxe6+ Qxe6 21. g5 Qe7 22. c5 bxc5 23. h5 fxg5 24. hxg6+ Kxg6) 19... Nd7 { [%eval 3.53] } 20. a4 { [%eval 3.07] } 20... b5?! { (3.07 → 4.49) Inaccuracy. a5 was best. } { [%eval 4.49] } (20... a5 21. d5 axb4 22. Rxb4 e5 23. fxe5 dxe5 24. c5 Ba6 25. Qb1 bxc5 26. dxc6) 21. Raa3? { (4.49 → 2.23) Mistake. axb5 was best. } { [%eval 2.23] } (21. axb5 cxb5 22. f5 bxc4 23. Qxc4 Ra8 24. b5 axb5 25. Rxb5 Nf8 26. fxe6+ Nxe6) 21... bxc4 { [%eval 2.4] } 22. Qxc4 { [%eval 2.23] } 22... c5? { (2.23 → 4.08) Mistake. d5 was best. } { [%eval 4.08] } (22... d5 23. Qd3 Bf8 24. h5 Rg7 25. hxg6+ Rxg6 26. Kh2 Nb6 27. e5 Nc4 28. Ra2) 23. Qd3?! { (4.08 → 2.55) Inaccuracy. bxc5 was best. } { [%eval 2.55] } (23. bxc5 dxc5 24. dxc5 Bc8 25. c6 Rc7 26. Nd5 exd5 27. Qxd5+ Qe6 28. Qxe6+ Kxe6) 23... cxd4 { [%eval 2.59] } 24. Qxd4 { [%eval 2.13] } 24... d5?? { (2.13 → 5.54) Blunder. Ra8 was best. } { [%eval 5.54] } (24... Ra8 25. f5 g5 26. a5 Bf8 27. fxe6+ Qxe6 28. Nd5 Rd8 29. Nc7 Qxe4 30. Qxe4) 25. Qd1?? { (5.54 → 1.99) Blunder. Qxa7 was best. } { [%eval 1.99] } (25. Qxa7 dxe4 26. Qxb7 f5 27. gxf5 gxf5 28. Nxe4 fxe4 29. Bc5 Nxc5 30. bxc5 Qxb7) 25... dxe4 { [%eval 1.86] } 26. Bxa7 { [%eval 1.62] } 26... exf3 { [%eval 1.57] } 27. Qxf3?? { (1.57 → -4.36) Blunder. Bc5 was best. } { [%eval -4.36] } (27. Bc5 Qe8 28. h5 gxh5 29. Ra2 hxg4 30. Bxg4 h5 31. Bxf3 Bxf3 32. Qxf3) 27... Bxf3 { [%eval -4.29] } 28. Kxf3 { [%eval -4.08] } 28... f5 { [%eval -4.33] } 29. gxf5 { [%eval -4.7] } 29... exf5 { [%eval -4.17] } 30. Bxf5?! { (-4.17 → -6.49) Inaccuracy. b5 was best. } { [%eval -6.49] } (30. b5 Bxc3 31. Rxc3 axb5 32. axb5 Ngf6 33. Bf1 Qe4+ 34. Kf2 Qxf4+ 35. Kg1 g5) 30... gxf5 { [%eval -6.64] } 31. Nd5 { [%eval -7.34] } 31... Qxh4 { [%eval -6.54] } 32. Ne7 { [%eval -7.79] } 32... Kxe7 { [%eval -7.15] } 33. Re3+ { [%eval -7.47] } 33... Kf8 { [%eval -7.18] } 34. Bb8 { [%eval -8.47] } 34... Qf2+?? { (-8.47 → -3.74) Blunder. Nxb8 was best. } { [%eval -3.74] } (34... Nxb8 35. Kg2 Bf6 36. Rg3 Rd7 37. Rad3 Rxd3 38. Rxd3 Qe1 39. Rd6 Qe2+ 40. Kg1) 35. Kxf2 { [%eval -3.58] } 35... h5?? { (-3.58 → -0.01) Blunder. Nxb8 was best. } { [%eval -0.01] } (35... Nxb8 36. Red3 Bf6 37. Rab3 Rc7 38. b5 Kg7 39. Rd6 a5 40. b6 Rb7 41. Rb5) 36. Kf3?? { (-0.01 → -3.71) Blunder. Bd6+ was best. } { [%eval -3.71] } (36. Bd6+ Kf7 37. Rad3 h4 38. Kg2 Rh8 39. b5 axb5 40. axb5 Ngf6 41. Re7+ Kg6) 36... h4?? { (-3.71 → -0.77) Blunder. Nxb8 was best. } { [%eval -0.77] } (36... Nxb8 37. b5 h4 38. Rad3 Bf6 39. bxa6 Nxa6 40. Kg2 Ne7 41. Kh3 Nc5 42. Rd8+) 37. Ke2?? { (-0.77 → -4.06) Blunder. Bd6+ was best. } { [%eval -4.06] } (37. Bd6+ Kf7 38. Kg2 Nb6 39. Rad3 Nc4 40. Re1 h3+ 41. Kh1 Nxd6 42. Rxd6 Nf6) 37... a5?? { (-4.06 → 0.21) Blunder. Nxb8 was best. } { [%eval 0.21] } (37... Nxb8 38. Rad3 Kf7 39. b5 Ne7 40. Kf2 Rh8 41. Rd6 a5 42. Kg1 Bf6 43. Kh1) 38. Rad3?! { (0.21 → -0.70) Inaccuracy. Bd6+ was best. } { [%eval -0.7] } (38. Bd6+ Kf7 39. bxa5 Bd4 40. Red3 Ba7 41. Rac3 Ngf6 42. a6 Kg6 43. a5 Nb8) 38... axb4?? { (-0.70 → 2.25) Blunder. Nxb8 was best. } { [%eval 2.25] } (38... Nxb8 39. Rd8+ Kf7 40. Rxb8 Ne7 41. Rh3 Nd5 42. Rh1 axb4 43. a5 Rh6 44. Rb7+) 39. Rxd7 { [%eval 2.22] } 39... b3?? { (2.22 → Mate in 4) Checkmate is now unavoidable. Nf6 was best. } { [%eval #4] } (39... Nf6 40. Bd6+ Kg8 41. Rd8+ Kf7 42. Rh3 Nd5 43. a5 Ke6 44. Bb8 Nc3+ 45. Kf3) 40. Rxg7?? { (Mate in 4 → 0.06) Lost forced checkmate sequence. Bd6+ was best. } { [%eval 0.06] } (40. Bd6+ Ne7 41. Rexe7 Kg8 42. Re8+ Bf8 43. Rxf8#) 40... b2?? { (0.06 → 4.19) Blunder. Rxg7 was best. } { [%eval 4.19] } (40... Rxg7 41. Rxb3 Rg2+ 42. Kf1 Ra2 43. Be5 Rxa4 44. Rh3 Ne7 45. Rxh4 Nd5 46. Rh3) 41. Rxg8+?? { (4.19 → -0.74) Blunder. Rg1 was best. } { [%eval -0.74] } (41. Rg1 h3 42. Rb3 Re7+ 43. Kd3 Re4 44. Rxb2 Rxa4 45. Be5 Ne7 46. Rb8+ Kf7) 41... Kf7?? { (-0.74 → 6.37) Blunder. Kxg8 was best. } { [%eval 6.37] } (41... Kxg8 42. Rb3 h3 43. Rxb2 h2 44. Rb1 h1=Q 45. Rxh1 Rxh1 46. a5 Ra1 47. Bc7) 42. Rg7+?? { (6.37 → -4.61) Blunder. Rg1 was best. } { [%eval -4.61] } (42. Rg1 h3 43. Rb3 h2 44. Rh1 Ke6 45. Rxb2 Rh3 46. Rd2 Rb3 47. Be5 Kf7) 42... Kf8?? { (-4.61 → 5.88) Blunder. Rxg7 was best. } { [%eval 5.88] } (42... Rxg7 43. Rb3 Rg1 44. Be5 b1=R 45. Ra3 Rg2+ 46. Kd3 h3 47. Kc4 Rc2+ 48. Kd3) 43. Rg8+?? { (5.88 → -1.24) Blunder. Rg1 was best. } { [%eval -1.24] } (43. Rg1 Rh6 44. Rb1 Rg6 45. Be5 Rg2+ 46. Kd3 Kf7 47. Bxb2 Rg4 48. Be5) 43... Kxg8 { [%eval -0.59] } 44. Re8+?? { (-0.59 → -6.29) Blunder. Rb3 was best. } { [%eval -6.29] } (44. Rb3 h3 45. Rxb2 h2 46. Rb1 h1=Q 47. Rxh1 Rxh1 48. a5 Ra1 49. Bc7 Kf7) 44... Kf7 { [%eval -5.87] } 45. Re3 { [%eval -7.1] } 45... b1=Q { [%eval -7.33] } 46. a5 { [%eval -10.65] } 46... Qe4? { (-10.65 → -5.09) Mistake. Qc2+ was best. } { [%eval -5.09] } (46... Qc2+ 47. Kf3 h3 48. Re7+ Kxe7 49. Bc7 Qd3+ 50. Kf2 h2 51. Bd8+ Qxd8 52. Ke3) 47. a6?! { (-5.09 → -6.80) Inaccuracy. Rxe4 was best. } { [%eval -6.8] } (47. Rxe4 fxe4 48. Kf1 h3 49. Kg1 Kg6 50. a6 h2+ 51. Kh1 e3 52. Be5 Kf5) 47... Qxe3+ { [%eval -6.75] } 48. Kxe3 { [%eval -6.63] } { White wins on time. } 1-0