[Event "Rubinstein Memorial-17"]
[Site "Polanica Zdroj"]
[Date "1979.08.17"]
[Round "11"]
[White "Filip, Miroslav"]
[Black "Knaak, Rainer"]
[Result "1/2-1/2"]
[WhiteElo "2475"]
[BlackElo "2565"]
1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. Nf3 g6 5. g3 Bg7 6. Bg2 O-O 7. O-O e5 8. e4 a6 9. Rb1 exd4 10. Nxd4 Ne5 11. b3 Ne8 12. f4 c5 13. Nde2 Nc6 14. Be3 Nc7 15. h3 Ne6 16. Nd5 Ned4 17. b4 b6 18. Nec3 Be6 19. a3 Ra7 20. g4 Re8 21. Qd2 1/2-1/2