Event: Round 5: Efimov, Igor - Wiedenkeller, Michael
Site: https://lichess.org/broadcast/9th-esna-chess-championship-2025/round-5/4VTmGX8O/Qy9ijAd0
Date: 2025-11-18
White: Efimov, Igor
WhiteTitle: GM
WhiteElo: 2331
Black: Wiedenkeller, Michael
BlackTitle: IM
BlackElo: 2387
Result: 1/2-1/2
ECO: E49
Opening: Nimzo-Indian Defense: Normal Variation, Botvinnik System
Variant: Standard

1. d4 { [%eval 0.17] [%clk 1:30:49] } 1... Nf6 { [%eval 0.19] [%clk 1:30:20] } 2. c4 { [%eval 0.18] [%clk 1:30:57] } 2... e6 { [%eval 0.14] [%clk 1:30:35] } 3. Nc3 { [%eval 0.09] [%clk 1:30:43] } 3... Bb4 { [%eval 0.15] [%clk 1:30:43] } 4. e3 { [%eval 0.06] [%clk 1:25:08] } 4... O-O { [%eval 0.11] [%clk 1:30:45] } 5. Bd3 { [%eval 0.0] [%clk 1:25:24] } 5... d5 { [%eval 0.09] [%clk 1:29:07] } 6. a3 { [%eval 0.0] [%clk 1:20:01] } 6... Bxc3+ { [%eval 0.08] [%clk 1:28:26] } 7. bxc3 { [%eval 0.11] [%clk 1:19:37] } 7... dxc4 { [%eval 0.12] [%clk 1:28:39] } 8. Bxc4 { [%eval 0.11] [%clk 1:19:59] } 8... c5 { [%eval 0.19] [%clk 1:28:59] } 9. Ne2 { [%eval 0.06] [%clk 1:19:48] } 9... Qc7 { [%eval 0.11] [%clk 1:29:18] } 10. Ba2 { [%eval 0.19] [%clk 1:19:41] } 10... e5 { [%eval 0.34] [%clk 1:19:41] } 11. d5 { [%eval 0.18] [%clk 1:13:23] } 11... c4 { [%eval 0.17] [%clk 1:07:34] } 12. Ng3 { [%eval 0.14] [%clk 0:58:31] } 12... Nbd7 { [%eval 0.27] [%clk 1:02:38] } 13. O-O { [%eval 0.35] [%clk 0:54:01] } 1/2-1/2