[Event "King's Indian: Samisch Variation"] [Site "https://lichess.org/study/DkImmch8/PDDbgZ5v"] [Result "*"] [UTCDate "2018.12.22"] [UTCTime "10:24:42"] [Variant "Standard"] [ECO "E84"] [Opening "King's Indian Defense: Sämisch Variation, Panno Main Line"] [Annotator "https://lichess.org/@/SoftwareChess"] [Source "https://lichess.org/study/DkImmch8/PDDbgZ5v"] [Orientation "white"] 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 (6. Bg5 Nc6 { The ideas behind a quick Nc6 are valid also in this line } 7. Nge2 a6 8. Qd2 Rb8 9. d5 (9. h4 h5 10. Rd1 Bd7 11. Nc1 Nh7) 9... Ne5 10. Nd4 (10. Ng3 c6 11. f4 Ned7 12. Be2 h6 13. Bh4 cxd5 14. cxd5 b5 15. O-O Re8 16. Bf3 a5 $13) (10. Nc1 e6 11. f4 (11. dxe6 Bxe6 12. b3 h6 13. Be3 b5 14. cxb5 axb5 15. Bxb5 d5 $17) (11. Be2 b5 12. b3 h6 13. Be3 (13. Bh4 Nxe4 14. Bxd8 Nxd2 15. Bxc7 Nexc4 $17 { [%draw arrow,g7,c3] }) 13... exd5 14. exd5 (14. cxd5 b4 15. Na4 Nxf3+! 16. gxf3 Nxe4 17. fxe4 Qh4+! 18. Kd1 Qxe4 19. Rg1 Bxa1 $17) 14... Nfd7 15. Rb1 Qh4+ 16. Bf2 Qg5 17. Qxg5 hxg5 $17 { [%draw arrow,g7,c3] [%draw arrow,b8,b1] }) 11... Ned7 12. dxe6 (12. Bd3 exd5 13. cxd5 c5 14. O-O h6 15. Bxf6 (15. Bh4 Nxe4) 15... Nxf6 $17) 12... fxe6 13. Bd3 b5 (13... h6!? { very interesting plan } 14. Bh4 g5 15. fxg5 Nh7 16. N1e2 Ne5 17. O-O-O Nxg5 18. Bg3 Ngf7 19. Nd4 Bd7 $13 { [%draw arrow,b7,b5] }) 14. cxb5 axb5 15. Bxb5 h6 16. Bxf6 Nxf6 17. a4 Bb7 18. Bd3 Ng4! { [%draw arrow,g7,d4] [%draw arrow,d8,h4] } 19. N1e2 d5! $15 20. e5 d4 $17 21. Ne4 Nxe5 { [%draw arrow,h4,e4] [%draw arrow,d8,h4] }) 10... c5 11. Nc2 Nh5! { [%draw arrow,f7,f5] A strange looking move, yet an important theme to remember. Black wants to quickly play f5. } (11... b5!? { this is playable as well }) 12. Be2 b5! (12... f5!?) (12... f6!? 13. Bh4 (13. Be3 f5) 13... g5 14. Bg3 $13) 13. cxb5 (13. f4? Nxc4 14. Bxc4 bxc4 $19) (13. b3? f5 14. exf5 (14. O-O Nf7 15. Be3 Qa5 $17) 14... Bxf5 15. Ne3 (15. g4 Bxc2 16. Qxc2 Nxf3+ $19) 15... b4 16. Nxf5 Rxf5 17. Ne4 Nf7 { [%draw arrow,g7,c3] } 18. Rc1 Nxg5 19. Nxg5 Bc3 $17) (13. O-O Nxc4 14. Bxc4 bxc4 15. Rab1 f5! $15) 13... axb5 14. Nxb5 (14. g4 Nf6 15. b4 (15. h4 h5 $17) (15. h3 b4 16. Nd1 e6 $17 { and when the center will open white's king will have a hard time }) 15... Bd7 16. a3 Qc7 $15) (14. Bxb5 f5 15. O-O (15. exf5 Rxf5 16. O-O Nf7 17. Be3 Bxc3 18. bxc3 Rxb5 19. g4 Rxf3! 20. Rxf3 Bxg4 $17 { stockfish gives clear advantage for black, although it is a complex position }) 15... f4 16. a4 h6 17. Bh4 g5 18. Bf2 g4! $15 { An interesting attacking scheme, worth remembering }) 14... f5! { the key idea of the entire line after Nh5 } 15. exf5 (15. O-O Nf7! 16. Rab1 Nxg5 17. Qxg5 Qa5 18. Nca3 (18. Nc3? Rxb2!! 19. Rxb2 Qxc3 20. Rfb1 fxe4 $19 { [%draw arrow,h5,f4] }) 18... Ba6 19. g4 h6!! 20. Qc1 (20. Qxg6 Nf4 $19) 20... fxg4 21. fxg4 Rxf1+ 22. Qxf1 Qd2!! 23. gxh5 Rf8 24. Bf3 Qe3+ 25. Kg2 Bc8!! $17 { [%draw arrow,c8,h3] computer line }) 15... gxf5!? (15... Bxf5!? { it's also interesting } 16. O-O Bd7 $13) 16. f4 (16. O-O f4!) 16... Ng4 17. O-O Nhf6 $13 { [%draw arrow,f6,e4] } 18. a4 (18. Bd3? c4 $19 19. Bxc4 Ne4) 18... Ne4 19. Qc1 Nxg5 20. fxg5 Bd7 $13) (6. Nge2 Nc6 { it is almost sure to transpose, unless white tries an immediate d5 } 7. d5 Ne5 8. Ng3 c6! { [%draw arrow,b7,b5] idea b5 } 9. f4 (9. Be2 b5 10. cxb5 (10. dxc6 bxc4 $15) 10... cxd5 11. exd5 a6! { and it looks like an extremely favorable (for black) version of the benko gambit }) 9... Ned7 10. Be2 cxd5 11. cxd5 b5! { no waste of time! } (11... Qb6!?) (11... h5) 12. Bxb5 (12. Nxb5 Nc5 13. Nc3 (13. Qc2 Nfxe4! { important tactic to remember } 14. Nxe4 Bf5 15. Nbc3 Rc8!! 16. Bf3 (16. Qb1 Bxc3+ 17. bxc3 Bxe4 18. Qb5 Bxg2 $19) 16... Nxe4 17. Bxe4 Rxc3 18. bxc3 Bxe4 19. Qxe4 Bxc3+ 20. Ke2 Bxa1 21. Be3 Bf6 $17) 13... Qb6 { this position is terrible to play for white, due to the exposed king. Moreover, the natural manouver Bf3,Qe2,Be3 will never work because of Ba6 } 14. Qc2 (14. Bf3 Rb8 15. Qe2 Ba6) 14... h5 15. Be3 h4 16. Nf1 Rb8 17. Nd2 { sad necessity } (17. Rb1?! Qa5! { [%draw arrow,a5,e1] [%draw arrow,c5,e4] [%draw arrow,b8,b1] } 18. Nd2 Ncxe4 19. Nc4 (19. Ndxe4 Nxe4 20. Qxe4 Bf5 $19) 19... Qb4 $17) 17... Qxb2 $15) (12. Be3 b4 13. Nb5 h5 14. Bf3 Nc5 15. e5 (15. Bxc5 dxc5 16. e5 Bd7!! { the key of the position: Nb5 does not have squares } 17. a4 a6 18. d6 axb5 19. Bxa8 Qxa8 20. dxe7 Re8 21. O-O Rxe7 22. exf6 (22. Qd6!? Nd5 23. axb5 Qb7 24. Ne4 Bxb5 25. Nxc5 Qc6 $17) 22... Bxf6 $17) 15... Ng4 16. Bxc5 dxc5 17. d6 Bd7!! { as in the other variation, this is the key move } 18. Qe2 (18. Bxa8 Bxb5 $17) 18... Rb8 19. dxe7 Qxe7 20. Nd6 f6 21. h3 Nh6 22. Rd1 fxe5 23. O-O Kh8 $15 (23... Rxf4?? 24. Bd5+ Kh8 25. Rxf4 Qxd6 26. Rf2 $16)) 12... Nc5 13. a4 (13. O-O Nfxe4 14. Ngxe4 Nxe4 15. Nxe4 Qb6+ $17) (13. Bd3 Nxd3+ 14. Qxd3 Qb6 15. Qe3 Rb8! (15... h5!?) 16. Qxb6 Rxb6 17. Rb1 Ba6 $15 { black is a pawn down, but this is much more than compensation }) 13... a6 14. Be2 Rb8 15. O-O Rb4! 16. e5 dxe5 17. fxe5 Nfd7 18. e6 Bd4+! { Be3 is one of the few resources for white, so Bd4 avoid it } 19. Kh1 fxe6 20. Rxf8+ Nxf8 $15 { stockfish give slight plus for black, but of course the position remains very complex }) 6... Nc6 7. Nge2 (7. Qd2 a6 8. O-O-O (8. Nge2 { transposes }) 8... b5! { no wastes of time! } 9. cxb5 axb5 10. Bxb5 Na5 11. Nge2 (11. Bh6 c6 12. Bxg7 Kxg7 13. Bd3 Be6 14. Kb1 Qb6 $17) (11. b4 { the best according to the computer, although it looks strange } 11... c6! 12. Bd3 Nb7 13. Nge2 c5) 11... c6 { the idea c6-Ae6 is the best option for black } 12. Bd3 Be6 13. Kb1 Qc7 { [%draw arrow,f8,b8] }) 7... a6 8. Qd2 Rb8 (8... Na5 { seems to score better }) 9. h4 (9. Rc1 Bd7 10. Ng3 (10. a4?! Na5 11. Qd3 c5) (10. d5 Ne5 11. Nd4 c5 12. Nc2 b5) (10. Nd1 { surprisingly this has been the main line. In this case, black can use the tempos lost by white to go back to some standard king's indian structure, with favorable nuances. } 10... e5 (10... Re8 { played by several top players } 11. Nf2 b5 12. c5 dxc5 13. Rxc5 e5!? 14. d5 Ne7 15. Qc1 Bf8!! { a very deep idea } 16. Bg5 (16. Rxc7 Nexd5 17. exd5 Nxd5 18. Rc3 Bf5 19. Ne4 Bb4 $13 { black attack is scary }) (16. Rc2 c6 17. dxc6 Nxc6 18. Rxc6 Bxc6 19. Qxc6 Bb4+ 20. Nc3 Re6 $19 { [%draw full,c6] }) 16... Nc8 17. Rxc7 Bb4+ 18. Kd1 (18. Bd2 Bxd2+ 19. Kxd2 Nd6 { [%draw full,c7] [%draw arrow,d6,c4] } 20. Ke1 (20. Rc2 Qa5+ $17) 20... Nc4 21. Rc5 Qb6 $15) 18... Nb6 { [%draw arrow,b6,c4] } 19. Rc2 (19. b3 Nbxd5! 20. exd5 Bf5) 19... Be7 { [%draw arrow,f6,d5] [%draw arrow,e7,g5] } 20. h4 Nbxd5 (20... Nfxd5 21. exd5 f6 22. Bd2 Nxd5 23. Ke1) 21. exd5 Bf5 22. Bxf6 Bxc2+ 23. Kxc2 Rc8+ 24. Nc3 Bxf6 25. Kb1 b4 26. Bxa6 Rxc3 27. bxc3 Qb6 28. Bb5!! Qxb5 29. c4 Qa6 30. Ne4 $14) (10... Ne8 11. Nf2 b5 12. c5 dxc5 13. Rxc5 e5) 11. d5 Ne7 12. h4 (12. c5 dxc5! 13. Bxc5 c6! { this is the justification of the entire idea } 14. d6 Nc8 { [%draw full,d1] [%draw full,f1] [%draw full,d6] } 15. Ne3 Be6 16. Nc3 Nd7 17. Ba3 Bh6 $17) 12... h5 (12... Ne8 13. h5 f5 14. Bg5 Bf6 $13) 13. Nf2 c6) 10... h5 11. h4 (11. Be2?! h4 12. Nf1 e5 13. d5 Nd4 14. Bxd4 exd4 15. Qxd4 Nh5! 16. Qd2 f5 $15) 11... Nh7! { [%draw arrow,e7,e5] }) (9. Ng3) (9. a4 Nd7 10. a5 b6! 11. axb6 Nxb6 12. b3 (12. Ng3 e5 13. d5 Nd4) (12. Nc1 f5) 12... Nd7 13. Ra3 e5! { a pawn sacrifice } 14. d5 Nd4 15. Nxd4 exd4 16. Bxd4 Bxd4 17. Qxd4 Nc5 18. Be2 (18. Qd1 f5 $17) (18. Na4!? Nxa4 19. bxa4 f5 20. exf5 Bxf5) 18... Rxb3 19. Rxb3 Nxb3 20. Qd1 Nc5 $15) 9... b5 (9... h5 { has been also played, mainly by Ding } 10. Nc1 (10. O-O-O?! b5) 10... e5 { as often, as soon as Ne2 leaves the control of d4, black strikes and plays e4-Nd4 } 11. d5 Nd4 12. Nb3! (12. Bxd4 exd4 13. Qxd4 Nxe4) 12... Nxb3 (12... c5!? 13. dxc6 bxc6! { the key idea (very typical, actually) } 14. Nxd4 exd4 15. Bxd4 Re8 16. Rd1 (16. Be2 d5 17. cxd5 cxd5 18. e5 Nd7 19. f4 Bh6! 20. Qe3 Rxb2 $13) 16... d5 17. cxd5 (17. e5 Nd7 18. f4 c5 $17) 17... cxd5 18. e5 Nd7 19. f4 Bh6 20. Qf2 { and with correct play white should be better }) 13. axb3 c6 14. Be2 $14 cxd5 15. cxd5 Bd7 16. O-O Ne8 17. Bf2 f5 $13) 10. h5 (10. Ng3 b4 11. Nd5 h5 12. Nxf6+ (12. Be2 Nd7! { showing that Nd5 is not well placed } 13. Bh6 e6 14. Bxg7 Kxg7 15. Ne3 Qf6 $13) 12... Bxf6 13. d5 (13. Be2?! e5 14. d5 Nd4) 13... Ne5 14. Bg5 (14. Be2 Nd7 15. Bg5 e5 $15) 14... Bxg5 15. Qxg5 e6 $10) 10... Na5 (10... e5 11. cxb5 (11. d5?! Na5 12. Ng3 (12. cxb5 Nc4) 12... Nxc4 13. Bxc4 bxc4 { and with respect to the main line, this pawn structure blocks a bit white attacks, due to the blockade in e5 }) 11... axb5 12. d5 Na5 13. Ng3 Nc4 14. Bxc4 bxc4 15. O-O-O Rb4 16. Bh6 Qe7 17. Bxg7 Kxg7 18. hxg6 fxg6 19. Kb1 Kg8 20. a3 Rb6 $13) 11. Ng3 (11. Nc1) 11... Nxc4 12. Bxc4 bxc4 13. O-O-O c6 14. Bh6 { in this position black's pawns are too weak, and white stands a bit better } 14... Qa5 (14... Qb6 15. Bxg7 Kxg7 16. hxg6 fxg6 17. e5 dxe5 18. dxe5 Ng8 19. Nge4 Rd8 20. Qf2! { and the endgame is favorable for white } 20... Qxf2 (20... Qa5 21. Rxd8 Qxd8 22. Nc5 $18) 21. Nxf2 Bf5 22. Rxd8 Rxd8 23. Rh4 Bd3 24. Nxd3 cxd3 25. Kd2 $14 { [%draw arrow,h4,a4] }) 15. Bxg7 Kxg7 16. hxg6 fxg6 17. e5! (17. Qh6+ Kg8 { Now white cannot avoid that black plays e5, thus making the Nf6 safe. } 18. Nge2 (18. Rde1 e5 19. dxe5 Qxe5 $17) 18... e5 19. dxe5 Qxe5 20. Qd2 Rd8 $13) 17... dxe5 18. Rde1! exd4 (18... Kg8!? 19. Rxe5 (19. dxe5 Nd5 $17) 19... Nd5 20. Nge4 $40 Qb4! 21. Ng5 (21. Nxd5 cxd5 22. Rxd5 Bf5 23. Qxb4 Rxb4 24. Re1 Rfb8 25. Re2) 21... Nf4 22. Kb1 Nd3 23. Re2 Nf4 24. Re5 h5 $15) 19. Rxe7+ Rf7 20. Rxh7+!! Nxh7 21. Qxd4+ Kg8 22. Rxf7 Kxf7 23. Qf4+ Nf6 24. Qxb8 Qg5+ 25. Kd1 Bd7 $13 *