[Event "Bled 30th Anniversary"]
[Site "Bled"]
[Date "1961.09.20"]
[Round "12"]
[White "Udovcic, Mijo"]
[Black "Bertok, Mario"]
[Result "0-1"]

1. c4 g6 2. g3 Bg7 3. Bg2 Nf6 4. Nc3 d6 5. Nf3 O-O 6. O-O e5 7. d4 Nbd7 8. e4 c6 9. h3 Qb6 10. Re1 exd4 11. Nxd4 Ng4 12. Nce2 Nge5 13. b3 Nc5 14. Be3 a5 15. Rb1 f6 16. a3 Qc7 17. f4 Nf7 18. b4 axb4 19. axb4 Ne6 20. Qb3 Nxd4 21. Nxd4 Qe7 22. Bf2 Bd7 23. Rbd1 Kh8 24. c5 dxc5 25. bxc5 Bc8 26. g4 Bh6 27. Qg3 Ra2 28. Nf3 Rxf2 29. Kxf2 Qxc5+ 30. Nd4 Nd6 31. Kf1 b6 32. Kg1 Nb5 33. Qf2 Nxd4 34. Rxd4 Bxf4 35. Red1 Bc7 36. Bf1 Qe5 37. Rc4 c5 38. Rd5 Qe7 39. Rd2 Bb7 40. Ra4 Bc6 41. Ra7 Qe5 42. Bd3 Bb8 43. Ra6 c4 44. Bxc4 Qxe4 45. Qd4 Qh1+ 46. Kf2 Qf3+ 47. Kg1 Re8 48. Bf1 Qh1+ 0-1