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Florian Algarin, Miguel A. vs Sanchez Zambrana, Carlos

2026.10.17 · game 1
White to move
PGN
[Event "Round 5: Florian Algarin, Miguel A. - Sanchez Zambrana, Carlos"]
[Site "https://lichess.org/broadcast/ser-de-puerto-rico-chess-open/round-5/EvVipty5/o3jYTZv5"]
[Date "2026.10.17"]
[Round "5.15"]
[White "Florian Algarin, Miguel A."]
[Black "Sanchez Zambrana, Carlos"]
[Result "1/2-1/2"]
[WhiteElo "1702"]
[WhiteFideId "3109518"]
[BlackFideId "3118339"]
[Variant "Standard"]
[ECO "B10"]
[Opening "Caro-Kann Defense"]
[UTCDate "2026.10.17"]
[UTCTime "17:02:19"]
[BroadcastName "SER de Puerto Rico Chess Open"]
[BroadcastURL "https://lichess.org/broadcast/ser-de-puerto-rico-chess-open/round-5/EvVipty5"]
[GameURL "https://lichess.org/broadcast/ser-de-puerto-rico-chess-open/round-5/EvVipty5/o3jYTZv5"]

1. e4 { [%eval 0.18] [%clk 0:10:06] } 1... c6 { [%eval 0.31] [%clk 0:10:08] } 2. Nc3 { [%eval 0.21] [%clk 0:10:09] } 2... d5 { [%eval 0.38] [%clk 0:10:10] } 3. exd5 { [%eval -0.03] [%clk 0:10:08] } 3... cxd5 { [%eval -0.02] [%clk 0:10:13] } 4. Nf3 { [%eval -0.05] [%clk 0:10:08] } 4... Nf6 { [%eval 0.0] [%clk 0:10:05] } 5. Bb5+ { [%eval -0.16] [%clk 0:10:01] } 5... Nc6 { [%eval -0.04] [%clk 0:10:08] } 6. Ne5 { [%eval 0.05] [%clk 0:09:53] } 6... Bd7 { [%eval 0.0] [%clk 0:10:05] } 7. Nxd7 { [%eval -0.18] [%clk 0:09:49] } 7... Qxd7 { [%eval -0.09] [%clk 0:10:08] } 8. d3 { [%eval -0.17] [%clk 0:09:13] } 8... e6 { [%eval -0.2] [%clk 0:09:39] } 9. d4 { [%eval -0.23] [%clk 0:09:03] } 9... Be7 { [%eval -0.1] [%clk 0:09:01] } 10. O-O { [%eval -0.24] [%clk 0:09:02] } 10... a6 { [%eval -0.23] [%clk 0:09:05] } 11. Bd3?! { [%eval -0.99] } { Inaccuracy. Bxc6 was best. } { [%clk 0:09:05] } 11... Nxd4 { [%eval -0.98] [%clk 0:08:30] } 12. Be3? { [%eval -2.22] } { Mistake. Bxa6 was best. } { [%clk 0:08:17] } 12... Bc5? { [%eval -0.5] } { Mistake. Nc6 was best. } { [%clk 0:08:12] } 13. b3 { [%eval -0.88] [%clk 0:07:57] } 13... O-O?! { [%eval -0.19] } { Inaccuracy. e5 was best. } { [%clk 0:07:11] } 14. Na4 { [%eval -0.26] [%clk 0:07:55] } 14... Qc7?? { [%eval 6.24] } { Blunder. Ba7 was best. } { [%clk 0:06:33] } 15. Nxc5 { [%eval 6.26] [%clk 0:07:38] } 15... Qxc5 { [%eval 6.58] [%clk 0:06:35] } 16. c3 { [%eval 5.81] [%clk 0:07:31] } 16... Qxc3 { [%eval 6.53] [%clk 0:06:20] } 17. Rc1 { [%eval 5.22] [%clk 0:06:52] } 17... Qb4 { [%eval 5.74] [%clk 0:06:19] } 18. Bd2?? { [%eval -2.33] } { Blunder. Bxd4 was best. } { [%clk 0:06:40] } 18... Qd6 { [%eval -2.19] [%clk 0:06:02] } 19. Be3 { [%eval -2.43] [%clk 0:06:18] } 19... e5 { [%eval -2.24] [%clk 0:05:55] } 20. Bxd4 { [%eval -2.29] [%clk 0:05:48] } 20... exd4 { [%eval -2.32] [%clk 0:05:57] } 21. Qf3?! { [%eval -3.59] } { Inaccuracy. Bb1 was best. } { [%clk 0:05:15] } 21... Rfe8 { [%eval -2.88] [%clk 0:05:37] } 22. Rce1?! { [%eval -4.33] } { Inaccuracy. Rfd1 was best. } { [%clk 0:05:16] } 22... Re5?! { [%eval -3.06] } { Inaccuracy. g6 was best. } { [%clk 0:05:03] } 23. Bb1?! { [%eval -4.04] } { Inaccuracy. Qf4 was best. } { [%clk 0:04:50] } 23... Rae8 { [%eval -3.42] [%clk 0:04:53] } 24. Bf5?? { [%eval -9.36] } { Blunder. Rd1 was best. } { [%clk 0:04:21] } 24... Rxe1 { [%eval -9.53] [%clk 0:04:14] } 25. g3 { [%eval -10.38] [%clk 0:03:56] } 25... Rxf1+ { [%eval -10.18] [%clk 0:03:56] } 26. Kxf1 { [%eval -9.95] [%clk 0:03:59] } 26... Ne4 { [%eval -9.44] [%clk 0:02:59] } 27. Qd3 { [%eval -11.24] [%clk 0:03:37] } 27... g6 { [%eval -10.04] [%clk 0:02:43] } 28. Bg4 { [%eval -10.16] [%clk 0:03:24] } 28... Qe5 { [%eval -9.59] [%clk 0:02:20] } 29. f4 { [%eval -10.74] [%clk 0:03:13] } 29... Qf6 { [%eval -9.78] [%clk 0:02:05] } 30. Kg2 { [%eval -10.23] [%clk 0:02:47] } 30... Nc3 { [%eval -9.92] [%clk 0:01:58] } 31. a4 { [%eval -11.42] [%clk 0:02:40] } 31... Re3 { [%eval -11.73] [%clk 0:01:44] } 32. Qd2 { [%eval -11.01] [%clk 0:02:25] } 32... Qe7 { [%eval -10.66] [%clk 0:01:24] } 33. Qxd4 { [%eval -25.75] [%clk 0:02:14] } 33... h5 { [%eval -14.3] [%clk 0:01:13] } 34. Bf3?! { [%eval #-13] } { Checkmate is now unavoidable. Bd7 was best. } { [%clk 0:01:37] } 34... Kh7? { [%eval -9.4] } { Lost forced checkmate sequence. Rxf3 was best. } { [%clk 0:00:59] } 35. h4? { [%eval #-12] } { Checkmate is now unavoidable. f5 was best. } { [%clk 0:01:25] } 35... Qe6? { [%eval -9.72] } { Lost forced checkmate sequence. Rxf3 was best. } { [%clk 0:00:34] } 36. Qc5? { [%eval #-7] } { Checkmate is now unavoidable. f5 was best. } { [%clk 0:01:01] } 36... b5?! { [%eval -10.21] } { Lost forced checkmate sequence. Rxf3 was best. } { [%clk 0:00:18] } 37. axb5?! { [%eval #-7] } { Checkmate is now unavoidable. f5 was best. } { [%clk 0:00:57] } 37... axb5?! { [%eval -10.72] } { Lost forced checkmate sequence. Rxf3 was best. } { [%clk 0:00:21] } 38. Qc7?! { [%eval #-7] } { Checkmate is now unavoidable. f5 was best. } { [%clk 0:00:50] } 38... Ne2?! { [%eval -12.89] } { Lost forced checkmate sequence. Rxf3 was best. } { [%clk 0:00:12] } 39. Qc5?! { [%eval #-13] } { Checkmate is now unavoidable. Qa7 was best. } { [%clk 0:00:43] } 39... d4?! { [%eval -12.27] } { Lost forced checkmate sequence. Rxf3 was best. } { [%clk 0:00:10] } 40. Qxb5?! { [%eval #-9] } { Checkmate is now unavoidable. f5 was best. } { [%clk 0:00:41] } 40... Nc3?! { [%eval -11.88] } { Lost forced checkmate sequence. Rxf3 was best. } { [%clk 0:00:12] } 41. Qb4?! { [%eval #-8] } { Checkmate is now unavoidable. f5 was best. } { [%clk 0:00:41] } 41... Nd5?! { [%eval -10.0] } { Lost forced checkmate sequence. Re2+ was best. } { [%clk 0:00:08] } 42. Qxd4 { [%eval -9.31] [%clk 0:00:41] } 42... Re1?? { [%eval -3.21] } { Blunder. Nf6 was best. } { [%clk 0:00:08] } 43. Qc4?? { [%eval #-7] } { Checkmate is now unavoidable. Qxd5 was best. } { [%clk 0:00:37] } 43... Ne3+ { [%eval #-6] [%clk 0:00:09] } 44. Kf2 { [%eval #-6] [%clk 0:00:20] } 44... Nxc4 { [%eval #-5] [%clk 0:00:13] } 45. b4 { [%eval #-4] [%clk 0:00:20] } 45... Qb6+ { [%eval #-7] [%clk 0:00:00] } 46. Kg2 { [%eval #-3] [%clk 0:00:19] } 46... Qg1+ { [%eval #-3] [%clk 0:00:49] } 47. Kh3 { [%eval #-3] [%clk 0:00:16] } 47... Qf2 { [%eval #-3] [%clk 0:00:34] } 48. Bd5 { [%eval #-2] [%clk 0:00:13] } 48... Ne3 { [%eval #-2] [%clk 0:00:33] } 49. Bb3 { [%eval #-1] [%clk 0:00:14] } 49... Rh1# { [%eval #0] [%clk 0:00:24] } 1/2-1/2
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