Event: Campeonato Nacional Senior 2025
Site: Comité Olímpico Nacional, Coronado, Costa Rica
White: Sanchez Hernandez, Jose Joaquin
WhiteElo: 0
Black: Castro Rojas, Juan Carlos
BlackElo: 0
Result: 0-1
ECO: A04
Opening: Zukertort Opening: Kingside Fianchetto
Variant: Standard
TimeControl: 90+30

1. Nf3 { [%eval 0.14] [%clk 1:30:49] } 1... g6 { [%eval 0.38] [%clk 1:30:23] } 2. d4 { [%eval 0.28] [%clk 1:30:45] } 2... Bg7 { [%eval 0.5] [%clk 1:30:41] } 3. e3 { [%eval 0.26] [%clk 1:30:36] } 3... d5 { [%eval 0.45] [%clk 1:30:42] } 4. c4 { [%eval 0.31] [%clk 1:30:27] } 4... c6 { [%eval 0.36] [%clk 1:30:39] } 5. c5?! { [%eval -0.35] } { Inaccuracy. Be2 was best. } { [%clk 1:30:27] } 5... Nf6 { [%eval -0.23] [%clk 1:30:52] } 6. Nc3 { [%eval -0.23] [%clk 1:29:46] } 6... O-O { [%eval -0.28] [%clk 1:31:04] } 7. Bd3 { [%eval -0.42] [%clk 1:29:13] } 7... Re8 { [%eval -0.32] [%clk 1:29:42] } 8. Ne5 { [%eval -0.76] [%clk 1:27:51] } 8... Nbd7?! { [%eval -0.08] } { Inaccuracy. Nfd7 was best. } { [%clk 1:29:25] } 9. f4 { [%eval -0.1] [%clk 1:26:31] } 9... Nxe5 { [%eval -0.21] [%clk 1:26:50] } 10. fxe5 { [%eval -0.12] [%clk 1:26:03] } 10... Nd7 { [%eval 0.11] [%clk 1:25:42] } 11. b3?? { [%eval -2.05] } { Blunder. e4 was best. } { [%clk 1:25:51] } 11... f6 { [%eval -2.16] [%clk 1:25:20] } 12. exf6 { [%eval -2.43] [%clk 1:25:33] } 12... Nxf6 { [%eval -2.56] [%clk 1:25:37] } 13. Bb2 { [%eval -3.14] [%clk 1:25:04] } 13... e5 { [%eval -3.11] [%clk 1:25:49] } 0-1