[Event "Clarin"] [Site "Buenos Aires"] [Date "1979.??.??"] [Round "8"] [White "Ivkov, Borislav"] [Black "Gheorghiu, Florin"] [Result "1-0"] [ECO "E90"] [Annotator "Ivkov,B"] [PlyCount "63"] [EventDate "1979.11.26"] [EventType "tourn"] [EventRounds "13"] [EventCountry "ARG"] [EventCategory "11"] [SourceTitle "Inf 27"] [Source "Chess Informant"] {Inf 28/710} 1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 Bg7 5. e4 d6 6. Nf3 O-O 7. h3 e6 8. Bd3 exd5 9. exd5 Re8+ 10. Be3 b5 $6 (10... Bh6 {— 28/(710)}) 11. Nxb5 ( 11. cxb5 Nbd7 {/\ Bb7, Nb6} (11... a6)) 11... Ne4 $1 12. O-O (12. Qc2 Qa5+ 13. Nd2 a6 $1 (13... Ng3 14. fxg3 Rxe3+ 15. Kf2)) 12... Bxb2 13. Bxe4 $1 $16 (13. Rb1 $16) 13... Rxe4 (13... Bxa1 14. Qxa1 (14. Bxg6 $5 Bg7 15. Bb1) 14... Rxe4 15. Bg5 $1 $18) 14. Qc2 $1 Rxe3 $1 (14... Bxa1 15. Qxe4 Bg7 16. Qh4 $1 { /\ Qg3, Bf4}) 15. Qxb2 $1 (15. fxe3 Bxa1 16. Rxa1 $14) 15... Rxf3 $6 (15... Re8 16. Rfe1 Rf8 $8 17. Re2 (17. Nxa7 $5) 17... a6 18. Nc3 $16) 16. Rfe1 $3 Bd7 ( 16... Rf6 17. Nc7 Qxc7 18. Qxf6 $18) (16... Na6 17. gxf3 Bxh3 18. f4 $18) ( 16... Nd7 $8 17. Nxd6 Rb8 18. Qd2 $1 (18. Qe2 Rf6 19. Qe8+ Qxe8 20. Rxe8+ Kg7 21. Nxc8 Rb2 $11)) 17. gxf3 $18 Qg5+ 18. Kh1 Na6 19. Nxd6 Bxh3 20. Rg1 (20. Qh8+ $3) 20... Qf4 21. Rg3 Qxd6 22. Rxh3 Re8 23. Kg2 {[/\ Rh7]} h5 24. Qc3 Nc7 25. Re1 Rd8 26. Rh4 Ne8 27. Rhe4 Qb8 $138 28. Re7 Nd6 29. Qf6 Rf8 30. Qf4 Rd8 31. R1e6 fxe6 (31... Nf5 32. Qxb8 Rxb8 33. Re8+) 32. Qf6 1-0