Chess puzzle (Crushing)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Levitsky_Attack
Moves: 1. d4 d5 2. Bg5 h6 3. Bh4 Nf6 4. e3 g5 5. Bg3 Ne4 6. Bd3 Nxg3 7. hxg3 Bg7 8.
Nf3 Bg4 9. Nc3 e5 10. dxe5 Bxe5 11. Qd2 Nd7 12. O-O-O c6 13. Rde1 Bg7 14. Nd4
Ne5 15. Nf5 Bxf5 16. Bxf5 Qb6 17. f4 Nc4 18. Na4 Nxb2 *
Position (FEN): r3k2r/pp3pb1/1qp4p/3p1Bp1/N4P2/4P1P1/PnPQ2P1/2K1R2R w kq - 0 19
White to move.
Themes:  Middlegame  
Puzzle rating: 1192
Best move: Nxb6