[Event "Vienna 5152"]
[Site "Vienna"]
[Date "1951.12.26"]
[Round "1"]
[White "Keller, Hans"]
[Black "Matanovic, Aleksandar"]
[Result "0-1"]
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Qc2 Bb7 5. Nbd2 d5 6. e3 Nbd7 7. cxd5 exd5 8. Bb5 Bd6 9. Bc6 Bxc6 10. Qxc6 O-O 11. O-O Re8 12. Qc2 Ne4 13. Nxe4 dxe4 14. Nd2 Qh4 15. f4 Qe7 16. Qc6 Rad8 17. Nc4 Nb8 18. Qa4 c5 19. d5 Qd7 20. Qb3 Bc7 21. Rd1 b5 22. Na3 a6 23. Nc2 Qd6 24. Qc3 Nc6 25. b3 Ba5 26. Qb2 Ne7 27. Bd2 Bb6 28. Qa3 Ba7 29. Ba5 Rd7 30. Rd2 Nxd5 31. Rad1 Qe6 32. Qb2 Ree7 33. Qe5 Nf6 34. Qxe6 fxe6 35. h3 Rxd2 36. Rxd2 Nd5 37. Kf1 Rd7 38. Ke2 Kf7 39. g3 Ke7 40. a3 Rd6 41. g4 Kd7 42. Kf2 Kc6 43. Rd1 Rd7 44. Be1 Bb6 45. b4 cxb4 46. Nxb4+ Nxb4 47. Rxd7 Nd3+ 48. Rxd3 exd3 49. Kf3 Kd5 50. e4+ Kc4 51. e5 Bc5 0-1