Chess puzzle (Crushing)
Moves: 1. d4 c5 2. d5 d6 3. e4 g6 4. Nf3 Nd7 5. Bd3 Bg7 6. Nc3 h6 7. Bd2 Nf8 8. Qe2 g5
9. h4 g4 10. Nh2 h5 11. g3 Ng6 12. O-O-O Nf6 13. f3 gxf3 14. Qxf3 Ng4 15. Rdf1
O-O 16. Nxg4 Bxg4 17. Qf2 Ne5 18. Be2 Bxe2 19. Qxe2 Ng4 20. Nd1 b5 21. Qxb5 Rb8
22. Qe2 Bxb2+ *
Position (FEN): 1r1q1rk1/p3pp2/3p4/2pP3p/4P1nP/6P1/PbPBQ3/2KN1R1R w - - 0 23
White to move.
Themes:  Middlegame  
Puzzle rating: 827
Best move: Nxb2