[Event "Mar del Plata International-18"]
[Site "Mar del Plata"]
[Date "1955.03.23"]
[Round "11"]
[White "Ivkov, Borislav"]
[Black "Pachman, Ludek"]
[Result "1/2-1/2"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. d3 b5 7. Bb3 d6 8. c3 O-O 9. Qe2 Na5 10. Bc2 c5 11. Rd1 Qc7 12. Nbd2 Nc6 13. Nf1 Be6 14. Ng3 d5 15. exd5 Nxd5 16. Ng5 Bxg5 17. Bxg5 f5 18. Bd2 Rae8 19. f3 c4 20. dxc4 1/2-1/2