[Event "Buenos Aires"]
[Site "Buenos Aires"]
[Date "1970.08.13"]
[Round "16"]
[White "O'Kelly de Galway, Alberic"]
[Black "Mecking, Henrique"]
[Result "1/2-1/2"]

1. c4 Nf6 2. Nf3 e6 3. d4 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Qc2 Nxc3 9. Qxc3 c5 10. Rd1 d6 11. Qc2 Nc6 12. Be3 Qc7 13. Rac1 e5 14. dxe5 dxe5 15. Ne1 Nd4 1/2-1/2