[Event "Sarajevo 1963"] [Site "Sarajevo YUG"] [Date "1963.04.03"] [EventDate "1963.03.25"] [Round "8"] [Result "1/2-1/2"] [White "Rajko Bogdanovic"] [Black "Leonid Alexandrovic Shamkovich"] [ECO "B89"] [WhiteElo "?"] [BlackElo "?"] [Source "Perpetual Check"] [PlyCount "52"] 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 e6 7. Be3 Be7 8. Qe2 O-O 9. O-O-O Nxd4 10. Bxd4 Qa5 11. e5 dxe5 12. Bxe5 b6 13. Nb5 Ba6 14. Bc3 Qa4 15. Rd4 Bxb5 16. Bxb5 Qxa2 17. Rhd1 Rfd8 18. Ra4 Rxd1+ 19. Qxd1 Qd5 20. Qxd5 Nxd5 21. Bd4 Bg5+ 22. Kb1 h5 23. Bc6 Rd8 24. Rxa7 Nb4 25. Bd7 Nc6 26. Bxc6 Rxd4 1/2-1/2