WORLDBASE

WORLDBASE Game GM Jacobson vs IM Acosta

Stockfish
Event 9th Montevideo Open 2026
Site Montevideo URU
Date 2026.02.06
Round 8.1
White GM Jacobson, Brandon
Black IM Acosta, Pablo Ismael
Result 1/2-1/2
WhiteElo 2584
BlackElo 2484
ECO D11
PlyCount 134
1.d4 Nf6 2.c4 c6 3.Nf3 d5 4.e3 e6 5.Qc2 Nbd7 6.b3 Bd6 7.Bb2 Qe7 8.Nc3 O-O 9.Bd3 e5 10.cxd5 cxd5 11.dxe5 Nxe5 12.Nxe5 Bxe5 13.Ne2 Bg4 14.Bxe5 Qxe5 15.Nd4 Rac8 16.Qb2 Bd7 17.h3 Ne4 18.O-O Rc6 19.f4 Qf6 20.Bxe4 dxe4 21.Qd2 Rd6 22.Rac1 Bb5 23.Rf2 Bd3 24.Qb4 b6 25.g4 a5 26.Qc3 Rd5 27.g5 Qd6 28.Qc6 Rxd4 29.exd4 Qxd4 30.Qc3 Qd7 31.Kh2 Re8 32.Re1 Rc8 33.Qd2 Qd4 34.Qe3 Qxe3 35.Rxe3 Rc1 36.f5 b5 37.f6 Rd1 38.Rf5 h6 39.gxh6 g6 40.Rf2 Kh7 41.Kg3 Kxh6 42.Kf4 a4 43.Ke5 a3 44.Kd6 Rb1 45.Ke7 Rb2 46.Rf4 Kg5 47.Rg4+ Kf5 48.Kxf7 Rxa2 49.Ke7 Rc2 50.f7 Rc7+ 51.Ke8 Rc8+ 52.Kd7 Rf8 53.Ke7 Rxf7+ 54.Kxf7 a2 55.Re1 Bb1 56.Rc1 Ke5 57.Rgg1 a1=Q 58.Rxb1 Qa6 59.Rg5+ Kd4 60.Rd1+ Kc3 61.Rc5+ Kb2 62.Re5 b4 63.Re1 Qd3 64.R5xe4 Qxb3+ 65.Ke7 Qa4 66.R1e2+ Kc3 67.R2e3+ Kb2 1/2-1/2
Lichess | rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1 | PGN
[Event "9th Montevideo Open 2026"] [Site "Montevideo URU"] [Date "2026.02.06"] [Round "8.1"] [White "Jacobson, Brandon"] [Black "Acosta, Pablo Ismael"] [Result "1/2-1/2"] [WhiteTitle "GM"] [BlackTitle "IM"] [WhiteElo "2584"] [BlackElo "2484"] [ECO "D11"] [Opening "QGD Slav"] [Variation "4.e3"] [EventDate "2026.01.30"] [WhiteFideId "30901561"] [BlackFideId "124311"] 1. d4 Nf6 2. c4 c6 3. Nf3 d5 4. e3 e6 5. Qc2 Nbd7 6. b3 Bd6 7. Bb2 Qe7 8. Nc3 O-O 9. Bd3 e5 10. cxd5 cxd5 11. dxe5 Nxe5 12. Nxe5 Bxe5 13. Ne2 Bg4 14. Bxe5 Qxe5 15. Nd4 Rac8 16. Qb2 Bd7 17. h3 Ne4 18. O-O Rc6 19. f4 Qf6 20. Bxe4 dxe4 21. Qd2 Rd6 22. Rac1 Bb5 23. Rf2 Bd3 24. Qb4 b6 25. g4 a5 26. Qc3 Rd5 27. g5 Qd6 28. Qc6 Rxd4 29. exd4 Qxd4 30. Qc3 Qd7 31. Kh2 Re8 32. Re1 Rc8 33. Qd2 Qd4 34. Qe3 Qxe3 35. Rxe3 Rc1 36. f5 b5 37. f6 Rd1 38. Rf5 h6 39. gxh6 g6 40. Rf2 Kh7 41. Kg3 Kxh6 42. Kf4 a4 43. Ke5 a3 44. Kd6 Rb1 45. Ke7 Rb2 46. Rf4 Kg5 47. Rg4+ Kf5 48. Kxf7 Rxa2 49. Ke7 Rc2 50. f7 Rc7+ 51. Ke8 Rc8+ 52. Kd7 Rf8 53. Ke7 Rxf7+ 54. Kxf7 a2 55. Re1 Bb1 56. Rc1 Ke5 57. Rgg1 a1=Q 58. Rxb1 Qa6 59. Rg5+ Kd4 60. Rd1+ Kc3 61. Rc5+ Kb2 62. Re5 b4 63. Re1 Qd3 64. R5xe4 Qxb3+ 65. Ke7 Qa4 66. R1e2+ Kc3 67. R2e3+ Kb2 1/2-1/2
version fa9c69a7dde0