[Event "Prague Treybal Memorial"]
[Site "Prague"]
[Date "1946.??.??"]
[Round "1"]
[White "Opocensky, Karel"]
[Black "Kottnauer, Cenek"]
[Result "1/2-1/2"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Bg5 c6 5. Nbd2 Be7 6. e3 Nbd7 7. a3 O-O 8. Qc2 h6 9. Bh4 Nh5 10. Bg3 Nxg3 11. hxg3 Bf6 12. cxd5 cxd5 13. Be2 e5 14. dxe5 Nxe5 15. Nxe5 Bxe5 16. Nf3 Bf6 17. Rd1 Qb6 18. Nd4 Bd7 19. O-O Rac8 20. Qb1 Rfd8 21. Bf3 Be6 22. Rd2 Rc4 23. Rfd1 Bxd4 24. Rxd4 Rxd4 25. Rxd4 Rd7 26. Qc2 Qa5 27. Qd2 Qxd2 28. Rxd2 Kf8 29. Kf1 Ke7 30. Ke2 Kd6 31. Rd4 Ke5 32. Kd2 Rd6 33. Be2 f5 34. Bd3 Rd7 35. Bc2 Rc7 36. Rd3 b6 37. f4+ Kd6 38. Rc3 Rc5 39. b4 Rxc3 40. Kxc3 Bd7 41. Kd4 Bc8 42. Bd3 Bd7 1/2-1/2