WORLDBASE

WORLDBASE Game FM Olson vs CM Rosen

Stockfish
Event 49th Guernsey Open 2025
Site St James GCI
Date 2025.10.23
Round 5.2
White FM Olson, Hamish
Black CM Rosen, D
Result 1-0
WhiteElo 2309
BlackElo 1973
ECO A81
Opening Dutch Defense: Fianchetto Attack
PlyCount 99
1.d4 f5 2.g3 e6 3.Bg2 Nf6 4.Nf3 d5 5.c4 c6 6.Qc2 Bd6 7.Bf4 Bxf4 8.gxf4 O-O 9.Nbd2 Bd7 10.Qb3 Qb6 11.a4 Na6 12.a5 Qxb3 13.Nxb3 dxc4 14.Nbd2 Nb4 15.O-O Nbd5 16.e3 c3 17.bxc3 Nxc3 18.Ne5 a6 19.Nb3 Rae8 20.Nc5 Bc8 21.Bf3 Re7 22.h3 Rc7 23.Rfc1 Nb5 24.Bd1 Re8 25.Bb3 Kf8 26.f3 Ke7 27.Rc2 Nd6 28.Kf2 Kf8 29.h4 g6 30.Rac1 Nb5 31.Rb2 Ke7 32.Ke2 Rd8 33.Rbc2 Rd6 34.Nc4 Rd8 35.Nb6 Nd5 36.Na8 Kd6 37.Nxc7 Nbxc7 38.Nd3 Bd7 39.Kf2 Nf6 40.Ne5 Be8 41.Bc4 Ke7 42.Rb2 Nb5 43.Bxb5 axb5 44.a6 bxa6 45.Ra1 Kd6 46.Rxa6 Rb8 47.Ra7 c5 48.Ra6+ Kd5 49.Nd3 cxd4 50.Rc2 1-0
Lichess | rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1 | PGN
[Event "49th Guernsey Open 2025"] [Site "St James GCI"] [Date "2025.10.23"] [Round "5.2"] [White "Olson, Hamish"] [Black "Rosen, D"] [Result "1-0"] [WhiteTitle "FM"] [BlackTitle "CM"] [WhiteElo "2309"] [BlackElo "1973"] [ECO "A81"] [Opening "Dutch defence"] [EventDate "2025.10.19"] [WhiteFideId "2404257"] [BlackFideId "405418"] 1. d4 f5 2. g3 e6 3. Bg2 Nf6 4. Nf3 d5 5. c4 c6 6. Qc2 Bd6 7. Bf4 Bxf4 8. gxf4 O-O 9. Nbd2 Bd7 10. Qb3 Qb6 11. a4 Na6 12. a5 Qxb3 13. Nxb3 dxc4 14. Nbd2 Nb4 15. O-O Nbd5 16. e3 c3 17. bxc3 Nxc3 18. Ne5 a6 19. Nb3 Rae8 20. Nc5 Bc8 21. Bf3 Re7 22. h3 Rc7 23. Rfc1 Nb5 24. Bd1 Re8 25. Bb3 Kf8 26. f3 Ke7 27. Rc2 Nd6 28. Kf2 Kf8 29. h4 g6 30. Rac1 Nb5 31. Rb2 Ke7 32. Ke2 Rd8 33. Rbc2 Rd6 34. Nc4 Rd8 35. Nb6 Nd5 36. Na8 Kd6 37. Nxc7 Nbxc7 38. Nd3 Bd7 39. Kf2 Nf6 40. Ne5 Be8 41. Bc4 Ke7 42. Rb2 Nb5 43. Bxb5 axb5 44. a6 bxa6 45. Ra1 Kd6 46. Rxa6 Rb8 47. Ra7 c5 48. Ra6+ Kd5 49. Nd3 cxd4 50. Rc2 1-0
version 56c4d4ab39f7