[Event "Mar del Plata International-22"]
[Site "Mar del Plata"]
[Date "1959.03.30"]
[Round "7"]
[White "Ivkov, Borislav"]
[Black "Pachman, Ludek"]
[Result "1/2-1/2"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d5 6. O-O c6 7. Qb3 Qb6 8. Nc3 h6 9. cxd5 Qxb3 10. axb3 Nxd5 11. Nxd5 cxd5 12. Ne5 Be6 13. Nd3 Bxd4 14. Nf4 Kg7 15. Nxd5 Bxd5 16. Bxd5 Nc6 17. Ra4 Rfd8 18. Bxc6 bxc6 19. Rc4 c5 1/2-1/2