[Event "Mar del Plata International-29"]
[Site "Mar del Plata"]
[Date "1971.04.07"]
[Round "13"]
[White "Polugaevsky, Lev"]
[Black "Schweber, Samuel"]
[Result "1-0"]
1. c4 Nf6 2. Nc3 e6 3. Nf3 d5 4. d4 c6 5. e3 Nbd7 6. Bd3 Bd6 7. e4 dxe4 8. Nxe4 Nxe4 9.
Bxe4 Bb4+ 10. Bd2 Qa5 11. O-O Bxd2 12. Nxd2 O-O 13. Re1 Nf6 14. Bf3 Rd8 15. Nb3 Qc7 16.
Qe2 b6 17. Qe5 Rd7 18. a4 a5 19. c5 Qxe5 20. dxe5 Nd5 21. Bxd5 Rxd5 22. cxb6 Rb8 23. Red1
Rxb6 24. Nxa5 Rxb2 25. Nxc6 Rxd1+ 26. Rxd1 Bd7 27. h3 Be8 28. Rd8 Kf8 29. a5 Ra2 30. Ra8
Rc2 31. Nb4 Rc1+ 32. Kh2 Ra1 33. a6 Ke7 34. Rb8 Kd7 35. Nd3 Ke7 36. Rb7+ Kf8 37. a7 g5 38.
Rc7 Bb5 39. Nc5 1-0