[Event "Quebec op"]
[Site "Montreal"]
[Date "1967.10.09"]
[Round "6"]
[White "Martin, Robert Bryan"]
[Black "Sousman, Juda"]
[Result "1/2-1/2"]
[ECO "D69"]
[PlyCount "111"]
[EventDate "1967.10.07"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "CAN"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Nbd7 5. e3 Be7 6. Nf3 0-0 7. Rc1 c6 8. Bd3 dxc4 9. Bxc4 Nd5 10. Bxe7 Qxe7 11. 0-0 Nxc3 12. Rxc3 e5 13. Nxe5 Nxe5 14. dxe5 Qxe5 15. Qc2 Be6 16. Bxe6 Qxe6 17. Qb3 Qxb3 18. Rxb3 b6 19. Rd1 Rfd8 20. Rbd3 Rxd3 21. Rxd3 Kf8 22. Kf1 Ke7 23. Ke2 c5 24. e4 Rc8 25. Rh3 h6 26. Rg3 g6 27. Rh3 h5 28. f4 Rd8 29. Rd3 Rxd3 30. Kxd3 b5 31. b3 Ke6 32. g3 Kf6 33. h3 Ke6 34. g4 h4 35. g5 f6 36. gxf6 Kxf6 37. Ke3 g5 38. e5+ Kf5 39. fxg5 Kxg5 40. Ke4 c4 41. bxc4 bxc4 42. e6 Kf6 43. e7 Kxe7 44. Kd4 Kf6 45. Kxc4 Kf5 46. Kd5 Kf4 47. Kd4 Kg3 48. Ke3 Kxh3 49. Kf3 a5 50. a4 Kh2 51. Kf2 h3 52. Kf1 Kg3 53. Kg1 Kf3 54. Kh2 Ke3 55. Kxh3 Kd3 56. Kg3 1/2-1/2

[Event "Quebec op"]
[Site "Montreal"]
[Date "1966.??.??"]
[Round "2"]
[White "Sousman, Juda"]
[Black "Zalys, Ignas"]
[Result "1-0"]
[ECO "B66"]
[PlyCount "77"]
[EventDate "1966.??.??"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "CAN"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 e6 7. 0-0 a6 8. Bg5 Be7 9. Qd2 h6 10. Bh4 Bd7 11. Rad1 Qc7 12. Kh1 Rc8 13. f4 Nxd4 14. Qxd4 Bc6 15. Rf3 Rd8 16. Rg3 e5 17. Qc4 b5 18. Qb3 Nxe4 19. Nxe4 Bxe4 20. Bxe7 Qxe7 21. Rxg7 Bg6 22. f5 Qf6 23. fxg6 Qxg7 24. gxf7+ Ke7 25. Qd5 Qxf7 26. Qb7+ Rd7 27. Qxa6 Qf2 28. Bxb5 Qxc2 29. Ba4 Qc8 30. Qd3 Rdd8 31. Bb3 Qd7 32. Qg6 Rdf8 33. h3 e4 34. Qxe4+ Kd8 35. Qh4+ Kc7 36. Rc1+ Kb8 37. Qb4+ Ka7 38. Qa5+ Kb8 39. Bd5 1-0

