[Event "Chigorin Memorial-09"]
[Site "Sochi"]
[Date "1973.??.??"]
[Round "4"]
[White "Andersson, Ulf"]
[Black "Filip, Miroslav"]
[Result "1/2-1/2"]

1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. c4 e6 5. O-O Be7 6. b3 O-O 7. Bb2 c5 8. Nc3 d5 9. cxd5 Nxd5 10. d4 cxd4 11. Nxd5 Bxd5 12. Nxd4 Bxg2 13. Kxg2 Qd5+ 14. Nf3 Qb7 15. Rc1 Nd7 16. Qd3 Rfd8 1/2-1/2