Event: Round 2: Naumann, Alexander - Koellner, Ruben Gideon
Date: 2024-10-10
White: Naumann, Alexander
WhiteTitle: GM
WhiteElo: 2487
Black: Koellner, Ruben Gideon
BlackTitle: IM
BlackElo: 2480
Result: 1/2-1/2
ECO: A13
Opening: English Opening: Agincourt Defense, Catalan Defense Accepted
Variant: Standard

1. c4 { [%eval 0.17] } 1... e6 { [%eval 0.17] } 2. g3 { [%eval 0.0] } 2... d5 { [%eval 0.0] } 3. Bg2 { [%eval -0.08] } 3... Nf6 { [%eval -0.03] } 4. Nf3 { [%eval 0.0] } 4... dxc4 { [%eval 0.0] } 5. Qa4+ { [%eval -0.16] } 5... Bd7 { [%eval 0.0] } 6. Qxc4 { [%eval -0.07] } 6... c5 { [%eval 0.0] } 7. Ne5 { [%eval -0.01] } 7... Qc8 { [%eval 0.4] } 8. Qd3 { [%eval 0.43] } 8... Nc6 { [%eval 0.43] } 9. Nxd7 { [%eval 0.42] } 9... Nxd7 { [%eval 0.68] } 10. b3 { [%eval 0.0] } 10... Be7 { [%eval 0.0] } 11. Bb2 { [%eval 0.0] } 11... O-O { [%eval 0.0] } 12. Nc3 { [%eval -0.25] } 12... Rd8 { [%eval 0.0] } 13. Rd1 { [%eval -0.32] } 13... Nf6 { [%eval -0.38] } 14. Qb1 { [%eval -0.66] } 14... Qd7 { [%eval -0.69] } 15. O-O { [%eval -1.11] } 15... Rac8 { [%eval -0.73] } 16. d3 { [%eval -0.78] } 16... b6 { [%eval -0.53] } 17. Rd2 { [%eval -0.56] } 17... Nd5 { [%eval -0.56] } 18. e3 { [%eval -0.71] } 18... Nxc3 { [%eval -0.29] } 19. Bxc3 { [%eval -0.14] } 19... Qe8 { [%eval -0.08] } 20. Rfd1 { [%eval -0.68] } 20... Bf8 { [%eval -0.33] } 21. Qa1 { [%eval -0.37] } 21... Rd6 { [%eval -0.49] } 22. d4 { [%eval -1.03] } 22... cxd4 { [%eval -1.01] } 23. Bxd4 { [%eval -2.51] } 23... Nxd4 { [%eval -1.96] } 24. Rxd4 { [%eval -2.05] } 24... Rcd8 { [%eval -2.01] } 25. Rxd6 { [%eval -1.61] } 25... Rxd6 { [%eval -1.71] } 26. Rxd6 { [%eval -2.24] } 26... Bxd6 { [%eval -2.13] } 27. Qd4 { [%eval -2.39] } 27... Qe7 { [%eval -2.6] } 28. Bf3 { [%eval -2.5] } 28... g6 { [%eval -2.41] } 29. Kg2 { [%eval -2.48] } 29... Qc7 { [%eval -1.77] } 30. Qd3 { [%eval -3.62] } 30... Kg7 { [%eval -3.4] } 31. h4 { [%eval -4.72] } 1/2-1/2