[Event "Interzonal-08"]
[Site "Palma de Mallorca"]
[Date "1970.11.11"]
[Round "3"]
[White "Ivkov, Borislav"]
[Black "Polugaevsky, Lev"]
[Result "1/2-1/2"]
1. d4 Nf6 2. c4 e6 3. Nf3 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. b3 Bf6 12. Bb2 Qe7 13. Qc2 Nc6 14. a3 Rac8 15. dxc5 Bxb2 16. Qxb2 dxc5 1/2-1/2