[Event "Palma de Mallorca Gran Torneo-07"]
[Site "Palma de Mallorca"]
[Date "1971.12.01"]
[Round "3"]
[White "Donner, Jan Hein"]
[Black "Benko, Pal C"]
[Result "1/2-1/2"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 Bxa6 6. Nc3 d6 7. e4 Bxf1 8. Kxf1 g6 9. g3 Bg7 10. Kg2 O-O 11. Nf3 Nbd7 12. Qc2 Qb6 13. Rb1 Rfc8 14. b3 Ng4 15. h3 Nge5 16. Nxe5 Bxe5 17. Bd2 c4 18. Rhc1 cxb3 19. axb3 Qb4 20. Nd1 Rxc2 1/2-1/2