[Event "Buenos Aires"] [Site "Buenos Aires ARG"] [Date "1960.07.18"] [Round "17"] [White "Viktor Korchnoi (?)"] [Black "Ludek Pachman (?)"] [Result "1-0"] [WhiteElo "?"] [BlackElo "?"] [Variant "Standard"] [TimeControl "-"] [ECO "A07"] [Opening "King's Indian Attack: Pachman System"] [Termination "Unknown"] [Annotator "lichess.org"] 1. g3 d5 2. Nf3 g6 3. Bg2 Bg7 4. O-O e5 5. d3 Ne7 { A07 King's Indian Attack: Pachman System } 6. c4 d4 7. b4 c6 8. a4 Nd7 9. Nbd2 O-O 10. Nb3 Qc7 11. Ba3 Rb8 12. Qc2 Re8 13. Nfd2 Nf6 14. b5 Bf5 15. Rfc1 Bf8 16. Nc5 Nd7 17. Rcb1 Nc8 18. Nxd7 Bxd7 19. c5 Kg7 20. Rb2 f6 21. Nb3?! { (0.91 → 0.29) Inaccuracy. Qc1 was best. } (21. Qc1 Be7 22. e3 dxe3 23. fxe3 a6 24. bxa6 bxa6 25. Rxb8 Qxb8 26. Rb1 Qc7 27. Qc4 a5) 21... Be6 22. b6 axb6 23. cxb6 Qxb6 24. Bxf8+ Kxf8 25. Nc5 Qa7 26. Rab1 b6?! { (0.73 → 1.87) Inaccuracy. Nd6 was best. } (26... Nd6 27. Nxe6+ Rxe6 28. Bxc6 Rc8 29. Qb3 Re7 30. Bf3 Qc5 31. Qb6 Qc7 32. Qxc7 Rcxc7 33. Rb6) 27. Bxc6 Re7 28. a5 Qxa5?? { (1.29 → 3.43) Blunder. Bf5 was best. } (28... Bf5 29. Rb5 Rc7 30. Na4 Qa8 31. Bxa8 Rxc2 32. Nxb6 Nxb6 33. Bf3 Bh3 34. Rxb6 Rbc8 35. Rd1) 29. Nxe6+ Rxe6 30. Bd7 Qd5 31. Bxe6 Qxe6 32. Qc7 Qd6 33. Qxh7 Ne7 34. Qh6+?! { (4.75 → 3.03) Inaccuracy. Ra1 was best. } (34. Ra1 f5 35. Ra7 Re8 36. Rb7 Qf6 37. R2xb6 Qg7 38. Qxg7+ Kxg7 39. Re6 Kf7 40. Rxe5 Kf6) 34... Kf7 35. Ra2 Rb7?! { (3.27 → 4.46) Inaccuracy. Qc7 was best. } (35... Qc7 36. Rc1 Qd7 37. Rca1 Qe8 38. Ra7 Ke6 39. Qh7 Nd5 40. Rg7 Rc8 41. h4 Rc2 42. Rxg6) 36. Ra8 b5? { (4.22 → 7.21) Mistake. Rb8 was best. } (36... Rb8 37. Ra7 Kg8 38. Rc1 Re8 39. Rcc7 Qe6 40. h4 b5 41. Rcb7 Qf7 42. Rxb5 Qf8 43. Qxf8+) 37. Rf8+ Ke6 38. Qg7 Kf5?! { (6.46 → 13.35) Inaccuracy. Kd7 was best. } (38... Kd7 39. Rxf6) 39. g4+ Kg5 40. Rxf6 { White wins. } 1-0