[Event "Paul Keres Memorial 1991"]  [Site "Vancouver, BC"]  [White "Lubomir Ftacnik"]  [Black "Zvonko Vranesic"]  [Result "1-0"]  [ECO "D37"]  [WhiteElo "2590"]  [BlackElo "2401"]  [Annotator "ATH"]  [PlyCount "78"]  [EventDate "1991.05.??"]  [EventType "swiss"]  [EventRounds "6"]  [EventCountry "CAN"]  [SourceTitle "Canbase"]  [SourceDate "2015.08.19"]  [SourceVersion "1"]  [SourceVersionDate "2015.08.19"]  [SourceQuality "1"]   1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 Be7 5. Bf4 O-O 6. e3 Nbd7 ({The immediate}  6... c5 {is more common}) 7. cxd5 Nxd5 8. Bg3 ({The main line here is} 8. Nxd5)  8... Nxc3 (8... c5 9. Bd3 cxd4 10. exd4 N7f6 11. Ne5 Nb4 $11 {Macieja-Nakar,  Dallas 2017}) 9. bxc3 c5 10. Bd3 cxd4 (10... b6 11. Be4 $6 (11. O-O $11) 11...  Ba6 12. Bxa8 $6 (12. Bd3 $11) 12... Qxa8 $15) 11. exd4 $5 (11. cxd4 Qa5+ 12.  Nd2 Nb6 $11) 11... h6 $6 (11... b6 12. O-O (12. Be4 Ba6 13. Bxa8 $2 (13. Qa4  $11) 13... Qxa8 $17) 12... Bb7 $11 {Colin-Koziak, Sautron 2015}) 12. O-O Qa5 ({  Better is} 12... Nf6 13. Ne5 $14) 13. Qb3 (13. Ne5 $1 $16) 13... Nf6 14. Rfe1 (  14. a4 $1 $14) 14... Bd7 15. c4 (15. Ne5 $14) 15... b6 $6 (15... Rac8 $14) 16.  a4 Rac8 17. Bf4 $1 Qb4 18. Qa2 (18. Qc2 $1 Nd5 19. Bd2 Qd6 20. Ne5 $16) 18...  Rfd8 19. a5 (19. Ne5 $14) 19... Bc6 $11 20. axb6 Bxf3 21. gxf3 axb6 22. Be5 Ra8  (22... Nd7 $1 $11) 23. Qe2 Rxa1 (23... Bd6 $1 $11) 24. Rxa1 Nd7 $6 (24... Bd6  $1 $11) 25. Bc7 $14 Rc8 ({Better is} 25... Rf8) 26. Qe4 Nf6 $6 (26... g6 27.  Bf4 $14) 27. Qb7 $16 Re8 28. Qxb6 Qd2 29. Bf1 $2 (29. Qb3 $1 $16) 29... Nd7 30.  Qb3 (30. Qa7 Bf6 $11) 30... Qxd4 $11 31. Rd1 Nc5 32. Rxd4 (32. Qb5 $5 Qxd1 33.  Qxe8+ Bf8 34. Kg2 $11) 32... Nxb3 33. Rd7 Nc1 (33... Kf8 $11) 34. Bb6 Nb3 35.  Rc7 (35. Be3 $11) 35... Kf8 36. c5 Rb8 $4 (36... Bd8 37. Rb7 Na5 38. Ra7 Nc6  39. Rd7 Bf6 $11) 37. c6 $18 Bc5 (37... Rxb6 38. Rc8+ Bd8 39. c7) 38. Rb7 Rc8  39. c7 Bxb6 1-0