[Event "Piatigorsky Cup 2nd"] [Round "14"] [Site "Santa Monica"] [Date "1966"] [White "Reshevsky, Samuel Herman"] [Black "Ivkov, Borislav"] [Result "1/2-1/2"] [ECO "A40"] [Opening "Queen's Pawn Game (including English Defence, Englund Gambit, Queen's Knight Defence, Polish Defence and Keres Defence)"] 1. d4 g6 2. e4 Bg7 3. Nf3 d6 4. Be2 Nf6 5. Nc3 O-O 6. O-O Bg4 7. Be3 Nc6 8. Qd2 e5 9. dxe5 dxe5 10. Rfd1 Qxd2 11. Rxd2 Rfd8 12. Rad1 Rxd2 13. Rxd2 Ne8 14. Nd5 Bxf3 15. gxf3 Nd4 16. Bd1 Ne6 17. c3 Bf8 18. Ba4 Kg7 19. Nb4 Nc5 20. Bc2 a5 21. Nd5 Ra6 22. b4 axb4 23. cxb4 Ne6 24. Bb3 Rd6 25. Kg2 Nf6 26. b5 Nh5 27. Kf1 c6 28. bxc6 Rxc6 29. Rc2 Rxc2 30. Bxc2 Bc5 31. Bd2 Nhf4 32. Be3 Bxe3 33. fxe3 Nxd5 34. exd5 Nc5 35. Ke2 f5 36. Kd2 Kf6 37. Kc3 Ke7 38. Kc4 Kd6 39. e4 fxe4 40. Bxe4 Nd7 41. Kb5 Nf6 42. a4 g5 43. a5 g4 44. Kb6 gxf3 45. Bxf3 e4 46. Bg2 e3 47. Bf3 Nxd5+ 48. Kxb7 Nb4 49. Kb6 Nd5+ 50. Kb7 Nb4 51. Kb6 Nd5+ 52. Kb7 1/2-1/2