[Event "Olympiad-15 Preliminaries B"]
[Site "Varna"]
[Date "1962.09.19"]
[Round "4"]
[White "Tsagan, T"]
[Black "Popov, Luben"]
[Result "0-1"]
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Nc3 Bb4 7. Bd3 Nc6 8. Bc2 Qc7 9. Nxc6 dxc6 10. O-O e5 11. Bg5 Qe7 12. f4 h6 13. Bh4 g5 14. fxg5 Bc5+ 15. Kh1 Ng4 16. Qf3 Nxh2 17. g6 Nxf3 18. Bxe7 Kxe7 19. Rxf3 fxg6 20. Raf1 Be6 21. b3 h5 22. Rg3 Rhf8 23. Rgf3 Bg4 24. Rxf8 Rxf8 25. Rxf8 Kxf8 26. Bd3 h4 27. Kh2 Bf2 28. Ne2 Ke7 29. a4 a5 30. Nc3 Kd6 31. Bc2 Kc5 32. Na2 Kd4 33. Kh1 g5 34. Kh2 Kc5 35. Nc1 Bh5 36. Na2 g4 37. Bd1 g3+ 0-1