[Event "Amsterdam SB"] [Site "Amsterdam NED"] [Date "1973.11.27"] [EventDate "1973.11.17"] [Round "9"] [Result "1-0"] [White "Jan Timman"] [Black "Gennady Borisovich Sosonko"] [ECO "B72"] [WhiteElo "?"] [BlackElo "?"] [PlyCount "47"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 Nc6 8. h4 h5 9. f3 O-O 10. Qd2 d5 11. Nxc6 bxc6 12. e5 Nd7 13. f4 Qa5 14. g4 hxg4 15. h5 gxh5 16. Rxh5 f5 17. Bxg4 fxg4 18. Qd3 Rf7 19. e6 Nf6 20. exf7+ Kxf7 21. Re5 Rb8 22. O-O-O Rb4 23. a3 Rc4 24. Qxc4 1-0