[Event "XVI Memorial Dijalma Caiafa - ALEX 2017"] [Site "Rio de Janeiro"] [Date "2017.05.30"] [Round "4.5"] [White "Da Costa, Carlos Henrique"] [Black "Marques, Ubiratan"] [Result "1/2-1/2"] [WhiteElo "1623"] [BlackElo "1805"] [ECO "D00"] [Opening "Queen's Pawn: Mason Variation"] 1. d4 d5 2. Bf4 Nf6 3. e3 Bf5 4. c4 c6 5. Qb3 Qc8 6. Nf3 e6 7. Be2 Be7 8. Nbd2 O-O 9. O-O Nh5 10. Bg5 f6 11. Bh4 g5 12. Bg3 Nxg3 13. fxg3 Nd7 14. Rac1 Rf7 15. cxd5 exd5 16. Nh4 Be6 17. Nf5 Bf8 18. Bh5 Nb6 19. Bxf7+ Kxf7 20. Qc2 Qd7 21. g4 Re8 22. Rf3 Nc8 23. Rcf1 Kg8 24. Nb3 Qc7 25. Nc5 Bf7 26. Qf2 Bg6 27. Rh3 b6 28. Nd3 Re6 29. Ne1 Nd6 30. Qf3 Qd7 31. Nc2 Ne4 32. Qd1 c5 33. dxc5 bxc5 34. Rhf3 Qa4 35. Na3 Rb6 36. Qe2 Qb4 37. Rd1 Qxb2 38. Qxb2 Rxb2 39. Rxd5 Rxa2 40. Nb5 a5 41. Nc7 Nc3 42. Rd8 Ra1+ 43. Rf1 Ne2+ 44. Kf2 Ra2 45. Kf3 Kf7 46. Rf2 Bxf5 47. gxf5 Ng1+ 48. Kg3 Ne2+ 49. Kf3 Ng1+ 50. Kg3 Ne2+ 51. Kh3 h5 52. Rd7+ Kg8 53. Ne6 Ng1+ 54. Kg3 h4+ 55. Kg4 Rxf2 56. Kh5 Rxf5 57. Kg6 Re5 58. Nxf8 Kxf8 59. Kxf6 Rxe3 {#d} 1/2-1/2