[Event "Mar del Plata International-29"]
[Site "Mar del Plata"]
[Date "1971.04.07"]
[Round "13"]
[White "Poch, Cesar Guillermo"]
[Black "Planinc, Albin"]
[Result "0-1"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. d4 d5 5. Bg5 Ne4 6. cxd5 Nxg5 7. Nxg5 e6 8. Nf3 exd5 9. e3 O-O 10. b4 c6 11. Qb3 Be6 12. Be2 Nd7 13. O-O g5 14. Rfd1 Qe7 15. b5 f5 16. Rac1 g4 17. Ne1 f4 18. bxc6 bxc6 19. Na4 Rab8 20. Qc3 g3 21. hxg3 fxg3 22. fxg3 Qg5 23. Nf3 Qxg3 24. Qxc6 Rbe8 25. Qc7 Ne5 26. dxe5 Bh3 27. Bf1 Rxf3 0-1