[Event "Zonal-3 North- and Eastern Europe"]
[Site "Marianske Lazne/ Prague"]
[Date "1954.??.??"]
[Round "3"]
[White "Koskinen, Heikki Kaarlo"]
[Black "Olafsson, Fridrik"]
[Result "0-1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d5 9. exd5 Nxd5 10. Nxe5 Nxe5 11. Rxe5 c6 12. d4 Bd6 13. Re1 Qh4 14. g3 Qh3 15. Be3 Bg4 16. Qd3 Kh8 17. Bxd5 cxd5 18. Qf1 Qh5 19. Nd2 f5 20. f4 Rae8 21. Nb3 g5 22. Bd2 Re4 23. Nc5 gxf4 24. Qf2 fxg3 25. hxg3 Bf3 26. Qh2 Qxh2+ 27. Kxh2 Rh4+ 0-1