[Event "Mar del Plata International-27"]
[Site "Mar del Plata"]
[Date "1966.03.21"]
[Round "8"]
[White "Emma, Jaime"]
[Black "Stein, Leonid"]
[Result "1/2-1/2"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. d3 g6 5. g3 Bg7 6. Bg2 O-O 7. Nbd2 Nc6 8. O-O Rb8 9. a4 b6 10. Re1 Ba6 11. Nc4 Nd7 12. Nfd2 Nde5 13. Qe2 e6 14. f4 Nxc4 15. dxc4 Na5 16. Qd3 Qc7 17. Rb1 Rbd8 18. b3 d5 19. exd5 exd5 20. Bxd5 Rxd5 21. Qxd5 Bb7 22. Qd3 Rd8 23. Qe3 Qc6 24. Qe4 Qc8 25. Qe3 h6 26. Nf3 Qc6 27. Kf2 Kh7 28. Rb2 Rd6 29. Rd2 Re6 30. Qd3 Rxe1 31. Nxe1 Nxb3 32. Rd1 Qh1 33. Qe3 Qxh2+ 34. Kf1 Qc2 35. Rd7 Qh2 36. Rxf7 Qh1+ 37. Kf2 Be4 38. Nf3 Qxf3+ 39. Qxf3 Bxf3 40. Kxf3 Nxc1 41. Rxa7 Na2 42. a5 bxa5 43. Rxa5 Nxc3 44. Rxc5 Kg8 45. Rc8+ Kf7 46. c5 Nd5 47. Rd8 Ne7 48. g4 1/2-1/2