Chess puzzle (Advantage)
Opening: Kings_Indian_Defense, Kings_Indian_Defense_Samisch_Variation
Moves: 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 a6 7. Bd3 Nbd7 8. Nge2
c5 9. O-O cxd4 10. Nxd4 Nc5 11. b4 Nxd3 12. Qxd3 Nd7 13. Rac1 Ne5 14. Qe2 Bd7
15. Nd5 Nc6 16. Rfd1 e6 17. Nxc6 Bxc6 18. Nb6 Rb8 19. Bf4 *
Position (FEN): 1r1q1rk1/1p3pbp/pNbpp1p1/8/1PP1PB2/5P2/P3Q1PP/2RR2K1 b - - 3 19
Black to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 1524
Best move: Qxb6+