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Federer,Colin vs Siva,Mahadevan

2026.04.04 · game 1

White to move

PGN

[Event "grenke Chess Open 2026"]
[Site "Karlsruhe GER"]
[Date "2026.04.04"]
[Round "4.38"]
[White "Federer,Colin"]
[Black "Siva,Mahadevan"]
[Result "1-0"]
[WhiteTitle "FM"]
[BlackTitle "IM"]
[WhiteElo "2284"]
[BlackElo "2457"]
[ECO "B90"]
[Opening "Sicilian"]
[Variation "Najdorf, Byrne (English) attack"]
[WhiteFideId "1345117"]
[BlackFideId "25043153"]
[EventDate "2026.04.02"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. f3
Be7 9. Qd2 h5 10. O-O-O Nbd7 11. Kb1 Rc8 12. h3 b5 13. Bd3 h4 14. f4 Qc7 15.
Rhe1 Nb6 16. Bxb6 Qxb6 17. Nd5 Bxd5 18. exd5 Rh5 19. Be2 Rf5 20. fxe5 dxe5 21.
Bg4 Nxg4 22. hxg4 Rf2 23. Re2 Rxe2 24. Qxe2 Qc7 25. Qd3 Rd8 26. Nd2 g6 27. Qf3
Bg5 28. Ne4 Bf4 29. d6 Qb6 30. Nf6+ Kf8 31. Qd5 Kg7 32. Ne4 Qe3 33. Nc5 Bg5 34.
d7 Rf8 35. Ne4 Bd8 36. Qxe5+ f6 37. Qd5 Be7 38. g5 fxg5 39. Qe5+ Bf6 40. Qxf6+
Rxf6 41. Nxf6 1-0

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