Event: Round 5: Birnboim, Nathan - Bellon Lopez, Juan Manuel
Site: https://lichess.org/broadcast/fide-world-senior-championship-2025--open-65/round-5/YFxAqLle/YKlNHwXb
Date: 2025-10-25
White: Birnboim, Nathan
WhiteTitle: IM
WhiteElo: 2308
Black: Bellon Lopez, Juan Manuel
BlackTitle: GM
BlackElo: 2241
Result: 1/2-1/2
ECO: B28
Opening: Sicilian Defense: O'Kelly Variation, Aronin System
Variant: Standard

1. e4 { [%eval 0.18] [%clk 1:30:57] } 1... c5 { [%eval 0.24] [%clk 1:30:55] } 2. Nf3 { [%eval 0.2] [%clk 1:31:11] } 2... a6 { [%eval 0.47] [%clk 1:31:12] } 3. Be2 { [%eval 0.27] [%clk 1:28:21] } 3... d6 { [%eval 0.28] [%clk 1:31:11] } 4. O-O { [%eval 0.18] [%clk 1:27:05] } 4... Nf6 { [%eval 0.26] [%clk 1:29:30] } 5. e5 { [%eval 0.18] [%clk 1:26:20] } 5... dxe5 { [%eval 0.23] [%clk 1:29:15] } 6. Nxe5 { [%eval 0.24] [%clk 1:26:38] } 6... Qc7 { [%eval 0.39] [%clk 1:26:43] } 7. d4 { [%eval 0.31] [%clk 1:23:11] } 7... e6 { [%eval 0.42] [%clk 1:26:36] } 8. Bf4 { [%eval 0.14] [%clk 0:54:23] } 8... Bd6 { [%eval 0.2] [%clk 1:24:41] } 9. Na3 { [%eval 0.07] [%clk 0:48:38] } 9... Nc6 { [%eval 0.4] [%clk 1:21:53] } 10. Nac4 { [%eval 0.0] [%clk 0:47:36] } 10... cxd4 { [%eval 0.14] [%clk 1:19:03] } 11. Nxd6+ { [%eval 0.06] [%clk 0:43:32] } 11... Qxd6 { [%eval 0.08] [%clk 1:19:23] } 12. Nxc6 { [%eval -0.01] [%clk 0:40:39] } 12... Qxf4 { [%eval 0.07] [%clk 1:19:04] } 13. Qxd4 { [%eval 0.03] [%clk 0:38:02] } 13... Qxd4 { [%eval 0.02] [%clk 1:12:03] } 14. Nxd4 { [%eval 0.08] [%clk 0:38:07] } 1/2-1/2