[Event "IBM"]
[Site "Amsterdam"]
[Date "1974.07.19"]
[Round "4"]
[White "Csom, Istvan"]
[Black "Ree, Hans"]
[Result "1-0"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. d4 d5 6. c4 c6 7. Qb3 Qb6 8. Nc3 Bf5 9. Bf4 Qxb3 10. axb3 Na6 11. cxd5 Nxd5 12. Nxd5 cxd5 13. Ra5 Be4 14. Rb5 Bxf3 15. Bxf3 Bxd4 16. Bxd5 g5 17. Bxg5 Nc7 18. Rb4 Bxf2+ 19. Rxf2 Nxd5 20. Rb5 Nf6 21. Bh6 1-0