The Irish Chess Union

[Event "Siegen Olympiad 1970"] [Site "Siegen FRG"] [Date "1970.??.??"] [Round "15"] [White "Patterson, Nicholas"] [Black "Sumar, Julio"] [Result "1-0"] [ECO "B10"] [ICUid "15921"] 1. e4 c6 2. d3 d5 3. Nd2 e5 4. Ngf3 Bd6 5. d4 exd4 6. Bd3 dxe4 7. Nxe4 Be7 8. Qe2 h6 9. Bf4 Be6 10. O-O Nf6 11. Rfe1 Kf8 12. Rad1 Nd5 13. Bg3 Bg4 14. h3 Bh5 15. Be5 f6 16. Bxd4 Nf4 17. Qe3 Bxf3 18. Qxf3 Nxd3 19. Rxd3 Qa5 20. Bc3 Qc7 21. Nxf6 Bxf6 22. Bxf6 Na6 23. Re7 Qxe7 24. Bxe7+ Kxe7 25. Qe4+ Kf7 26. Rd7+ 1-0