Penrose, Jonathan VS Botvinnik, Mikhail 1967.01.06

[Event "Christmas Congress 1966/67-42 Premier"]
[Site "Hastings"]
[Date "1967.01.06"]
[Round "9"]
[White "Penrose, Jonathan"]
[Black "Botvinnik, Mikhail"]
[Result "0-1"]

1. e4 g6 2. d4 Bg7 3. c4 d6 4. Nc3 c6 5. Nf3 a6 6. Be2 b5 7. a3 Bb7 8. O-O Nd7 9. Be3 e6
10. d5 exd5 11. exd5 c5 12. cxb5 Ne7 13. bxa6 Bxa6 14. Bxa6 Rxa6 15. Qe2 Rb6 16. Bg5 h6
17. Bh4 g5 18. Bg3 f5 19. Bxd6 Rxd6 20. Nb5 Nb6 21. Nxd6+ Qxd6 22. Rfe1 Nxd5 23. Rad1 Kf7
24. Qc4 Rd8 25. g3 Bf6 26. Re2 g4 27. Ne1 Nc6 28. Red2 Nd4 29. b4 Qe6 30. bxc5 Nc3 0-1