[Event "IRT Memorial Antonio de Padua - ALEX 2016"] [Site "Rio de Janeiro | BRA"] [Date "2016.10.29"] [Round "5.4"] [White "Okamura, Milton Kasuo"] [Black "Petrenko, Willy"] [Result "1-0"] [WhiteElo "2004"] [BlackElo "1913"] [ECO "E41"] [Opening "Nimzo-Indian: 4.e3 c5"] 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Ne2 Ne4 6. a3 Qf6 7. f3 Nxc3 8. Nxc3 Bxc3+ 9. bxc3 Nc6 10. Qc2 cxd4 11. cxd4 O-O 12. Bd3 h6 13. Rb1 b6 14. O-O Bb7 15. Bd2 d6 16. a4 Qe7 17. Bc3 Rab8 18. Qd2 d5 19. cxd5 exd5 20. e4 Rfd8 21. e5 f6 22. f4 fxe5 23. fxe5 Rf8 24. Rf4 Rxf4 25. Qxf4 Rf8 26. Qg4 Qg5 27. Qxg5 hxg5 28. a5 Rf4 29. axb6 a6 30. Rf1 Kf7 31. g3 Rxf1+ 32. Kxf1 g6 33. Kf2 Nb8 34. Ke3 Bc8 35. Be2 Nc6 36. Kd2 Bb7 37. Kc2 Ne7 38. Bd2 Nc8 39. Ba5 Ne7 40. Bf3 Nf5 41. Kd3 Ne7 42. Bd2 Nc8 43. Ba5 Ne7 44. Bg4 Bc6 45. Bd2 Bb5+ 46. Kc3 a5 47. Bxg5 Ba6 48. Bxe7 Kxe7 49. Kb3 {#r} 1-0