[Event "Quebec op"]
[Site "Montreal"]
[Date "1975.10.12"]
[Round "4"]
[White "Ponce, Nicolas"]
[Black "Zalys, Ignas"]
[Result "0-1"]
[ECO "B18"]
[PlyCount "122"]
[EventDate "1975.10.11"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "CAN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. Bc4 e6 8. 0-0 Qc7 9. Re1 0-0-0 10. Qe2 Ngf6 11. c3 Bd6 12. Bg5 Bf4 13. Bxf4 Qxf4 14. Qe3 Qc7 15. h3 Nd5 16. Qe2 Kb8 17. Ne5 Rhe8 18. Nxg6 hxg6 19. Bxd5 cxd5 20. Nf1 Nf6 21. Qe5 Qxe5 22. dxe5 Nd7 23. Nd2 Rc8 24. Nb3 a6 25. g4 g5 26. Nd4 Nf8 27. Rad1 Ng6 28. Nf3 f6 29. Re3 Nf4 30. Kh2 Rh8 31. Ng1 Rce8 32. Ne2 Ng6 33. exf6 gxf6 34. Ng3 Nf4 35. Nh5 Nxh5 36. gxh5 Kc7 37. Kg3 f5 38. f4 gxf4+ 39. Kxf4 Kd6 40. c4 Rxh5 41. Rxd5+ exd5 42. Rxe8 dxc4 43. Re3 b5 44. a3 Kd5 45. Re5+ Kd4 46. Re6 Rxh3 47. Rxa6 Rh2 48. Kxf5 Rxb2 49. a4 Rf2+ 50. Kg4 bxa4 51. Rxa4 Kd3 52. Kg3 Rf8 53. Ra7 c3 54. Rd7+ Kc2 55. Rc7 Kd2 56. Rd7+ Kc1 57. Rc7 c2 58. Rc6 Rf1 59. Kg2 Rd1 60. Kf3 Kb2 61. Rb6+ Ka3 0-1

