[Event "Mar del Plata International-18"]
[Site "Mar del Plata"]
[Date "1955.03.18"]
[Round "7"]
[White "Rossetto, Hector"]
[Black "Idigoras Guisasola, Gregorio"]
[Result "1-0"]

1. d4 Nf6 2. Nf3 g6 3. e3 Bg7 4. Bd3 d6 5. Nbd2 O-O 6. c3 Nc6 7. Qb3 e5 8. O-O Qe7 9. Ne4 Nh5 10. dxe5 dxe5 11. Bb5 Be6 12. Qc2 Bd5 13. c4 Nb4 14. Qb1 Bxe4 15. Qxe4 c6 16. Ba4 f5 17. Qb1 e4 18. Ne1 Rad8 19. a3 Nd3 20. Nxd3 exd3 21. Bd2 f4 22. Bd1 Bh6 23. exf4 Bxf4 24. Bb4 Qh4 25. h3 Rf5 26. Bg4 Bc7 27. Qe1 Re5 28. Qd2 Nf6 29. g3 Ne4 30. gxh4 Nxd2 31. Bxd2 h5 32. Bf3 Rf5 33. Be4 Rf7 34. Rad1 Rd4 35. f3 Rxc4 36. Bc3 Bb6+ 37. Kh1 Rf4 38. Bxd3 Ra4 39. Bc2 Ra6 40. Rd7 Rxh4 41. Re1 Rf4 42. Re8+ 1-0