WORLDBASE

WORLDBASE Game IM Utsab vs GM Kosakowski

Stockfish
Event 27th Sants Open 2026
Site Barcelona ESP
Date 2026.08.23
Round 3.4
White IM Utsab, Chatterjee
Black GM Kosakowski, Jakub
Result 0-1
WhiteElo 2353
BlackElo 2540
ECO B90
Opening Sicilian Defense: Najdorf Variation
PlyCount 92
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bd3 e5 7.Nde2 Be7 8.O-O O-O 9.Ng3 Bg4 10.Be2 Be6 11.Nd5 Nxd5 12.exd5 Bc8 13.a4 a5 14.f4 f5 15.b3 Nd7 16.Bb2 g6 17.Bb5 Bf6 18.Ne2 Nc5 19.Kh1 Bd7 20.Bc4 Qe7 21.fxe5 Bxe5 22.Bxe5 Qxe5 23.Nf4 Ne4 24.Qe1 Rae8 25.Ne6 Rf6 26.Rd1 g5 27.Kg1 f4 28.Rd4 Rfxe6 29.Rxe4 Qd4+ 30.Rxd4 Rxe1 31.Rxe1 Rxe1+ 32.Kf2 Re8 33.Bd3 Kg7 34.Kf3 h6 35.Rc4 Rc8 36.Ke4 Rxc4+ 37.Bxc4 Kf6 38.Kd4 Bf5 39.c3 Bc2 40.h3 b6 41.b4 Bxa4 42.bxa5 bxa5 43.Bd3 Bd7 44.c4 a4 45.c5 dxc5+ 46.Kxc5 Ke5 0-1
Lichess | rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1 | PGN
[Event "27th Sants Open 2026"] [Site "Barcelona ESP"] [Date "2026.08.23"] [Round "3.4"] [White "Utsab, Chatterjee"] [Black "Kosakowski, Jakub"] [Result "0-1"] [WhiteTitle "IM"] [BlackTitle "GM"] [WhiteElo "2353"] [BlackElo "2540"] [ECO "B90"] [Opening "Sicilian"] [Variation "Najdorf"] [EventDate "2026.08.21"] [WhiteFideId "46609148"] [BlackFideId "1185080"] [SourceTitle "The Week in Chess 1659"] [Source "Mark Crowther"] [SourceDate "2026.08.24"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bd3 e5 7. Nde2 Be7 8. O-O O-O 9. Ng3 Bg4 10. Be2 Be6 11. Nd5 Nxd5 12. exd5 Bc8 13. a4 a5 14. f4 f5 15. b3 Nd7 16. Bb2 g6 17. Bb5 Bf6 18. Ne2 Nc5 19. Kh1 Bd7 20. Bc4 Qe7 21. fxe5 Bxe5 22. Bxe5 Qxe5 23. Nf4 Ne4 24. Qe1 Rae8 25. Ne6 Rf6 26. Rd1 g5 27. Kg1 f4 28. Rd4 Rfxe6 29. Rxe4 Qd4+ 30. Rxd4 Rxe1 31. Rxe1 Rxe1+ 32. Kf2 Re8 33. Bd3 Kg7 34. Kf3 h6 35. Rc4 Rc8 36. Ke4 Rxc4+ 37. Bxc4 Kf6 38. Kd4 Bf5 39. c3 Bc2 40. h3 b6 41. b4 Bxa4 42. bxa5 bxa5 43. Bd3 Bd7 44. c4 a4 45. c5 dxc5+ 46. Kxc5 Ke5 0-1
version fa9c69a7dde0