[Event "Queen's Gambit: Queen's Gambit Benko Gambit"]
[Site "https://lichess.org/study/RKEBYTWL/0hGDGU9K"]
[Date "????.??.??"]
[Round "?"]
[White "?"]
[Black "?"]
[Result "*"]
[Annotator "https://lichess.org/@/masonpafun"]
[ECO "A57"]
[Opening "Benko Gambit Accepted: Modern Variation"]
[UTCDate "2017.12.15"]
[UTCTime "03:29:30"]
[Variant "Standard"]

1. d4 Nf6 ( 1... c5 2. d5 Nf6 3. c4 b5 ) 2. c4 c5 3. d5 b5 4. cxb5 a6 5. e3 g6 ( 5... Bb7 ) ( 5... e6 ) ( 5... d6 ) ( 5... Ne4 ) ( 5... axb5 { axb5 makes no sense because the whole idea of the gambit is to get more piece development and with the move axb5 black starts to accept that for the rest of the game he will be down a pawn. } 6. Bxb5 Qa5+ ( 6... Ba6 7. Bxa6 Qa5+ ( 7... Nxa6 8. Nc3 g6 { [%cal Ga6b4,Ga6b8,Ga6c7] } 9. e4 e6 ( 9... d6 10. Nf3 Bg7 11. O-O O-O 12. Bf4 Rb8 13. Qd2 Rb4 14. Rfe1 Qb6 15. Rab1 ) 10. Nf3 { By playing the move knight to f3 you challange black to see who can develop the fastest. } 10... Bg7 ( 10... exd5 { With this move you can remove the defender by playing e5 slowing downs black's counter attack. } 11. e5 d4 ( 11... Ne4 12. Nxd5 Qa5+ 13. Bd2 Nxd2 14. Nxd2 Bg7 15. O-O ) 12. exf6 dxc3 13. Qe2+ Be7 14. fxe7 ) 11. O-O O-O 12. Bf4 Qb6 13. Rb1 exd5 ( 13... Nb4 14. a3 Na6 ) 14. e5 Nh5 ( 14... Ne4 15. Nxd5 ) 15. Nxd5 ) ( 7... Rxa6 8. Nc3 d6 9. Nge2 { Knight to e2 is better than it going to knight to f3 because it controls the center more than if it moved to f3. Notice how you want to keep your pieces in the center because that is where the attack is. Later on you will need to move your pieces to the queenside so that the pawn can promote. [%cal Ge2f4,Ge2g3,Ge2c3,Ge2d4] } ( 9. Nf3 g6 10. O-O Bg7 11. e4 O-O 12. Qe2 { Because you played the move knight to f3 your pieces are in between the king side and the center, but you want your pieces to be in between the center and the queenside. [%csl Ge2,Gf3,Gf1] } 12... Rb6 13. Bf4 ) 9... g6 10. O-O Bg7 11. Nb5 { [%cal Ge2c3,Ga2a4] } 11... O-O ( 11... Qb6 ) 12. Nec3 { Notice now that your pieces should be moving to the queenside to make white's advantage permanent. [%cal Gb1c3,Gc3b5,Gg1e2,Ge2c3] } 12... Ne8 ( 12... Ra8 13. e4 Na6 14. Be3 ) ( 12... Nbd7 13. e4 { [%cal Ga1b1,Gb2b4] } ) 13. a4 Nc7 14. Rb1 Nd7 ( 14... Nxb5 15. axb5 Rb6 16. e4 ) 15. e4 Nb6 16. b3 { Along with moving your pieces to the queenside you should also remove all pieces from the dark squares limiting the bishop's power. [%csl Gb5,Ga4,Gb3,Gb1][%cal Ga1b1,Gb2b3] } 16... Nxb5 ( 16... c4 17. Be3 Nxb5 18. axb5 Ra8 19. Bd4 ) 17. Nxb5 Qd7 18. Be3 Rfa8 ( 18... f5 19. f3 fxe4 20. fxe4 Rxf1+ 21. Qxf1 ) 19. Qe2 Qb7 20. h4 Nd7 21. Rfc1 Nf6 22. Bd2 Ne8 23. a5 Rxa5 ( 23... e6 24. dxe6 fxe6 25. b4 cxb4 26. Bxb4 ( 26. Rxb4 Rxa5 27. Nc7 Qc8 ) ) 24. Bxa5 Rxa5 25. Nc3 Nc7 26. Qc4 ) 8. Nc3 Qxa6 ( 8... Nxa6 9. Nf3 ) ) 7. Nc3 Bb7 ( 7... Ba6 8. Bxa6 Qxa6 ( 8... Nxa6 { Nxa6 is not as good as queen takes because you can now castle, so be sure to take advantage of that. } 9. Ne2 g6 10. O-O ) 9. e4 d6 ( 9... e6 10. Nge2 { [%cal Ge1g1,Gh1f1] } 10... exd5 11. e5 Ng4 12. Nxd5 Qb7 13. Nec3 Nxe5 14. Qe2 Bd6 15. f4 ) 10. Nge2 g6 11. O-O Bg7 12. a4 O-O 13. Nb5 Qb7 14. Nec3 Na6 { [%csl Gc4][%cal Gc5c4,Ga6b4,Gb4d3] } 15. Qe2 ) 8. Bd2 Qb6 9. Nf3 Nxd5 10. Nxd5 Bxd5 11. a4 Qg6 12. O-O e6 13. Nh4 Qg5 14. e4 Qxh4 15. exd5 Bd6 16. g3 Qe7 17. dxe6 fxe6 18. Qf3 Ra7 ) ( 5... Qa5+ 6. Bd2 Qb6 7. Nc3 e6 8. dxe6 ( 8. e4 axb5 9. Bxb5 Nxe4 10. dxe6 Nxc3 11. exd7+ Nxd7 12. Bxd7+ Bxd7 13. Bxc3 O-O-O 14. Qf3 Bc6 15. Qf5+ Bd7 16. Qf3 ) 8... fxe6 9. a4 axb5 10. Bxb5 ) 6. Nc3 Bg7 7. a4 O-O 8. Nf3 Bb7 ( 8... d6 9. e4 axb5 ( 9... Nbd7 10. Bd2 Ne8 11. Be2 Nc7 12. O-O axb5 13. axb5 Bb7 ) ( 9... Bb7 10. Be2 axb5 11. Bxb5 e6 12. O-O exd5 13. exd5 Na6 ) 10. Bxb5 ) ( 8... e6 9. dxe6 fxe6 10. Qd6 Bb7 11. Qxc5 Ne4 12. Nxe4 Bxe4 13. Qb4 d5 14. Bd2 axb5 15. Bxb5 Na6 16. Qa3 Bxf3 17. gxf3 Rxf3 18. Be2 Rf7 ) *