Chess puzzle (Crushing)
Moves: 1. c4 c5 2. Nc3 Nc6 3. g3 d6 4. Bg2 Bd7 5. Nf3 Nf6 6. d4 cxd4 7. Nxd4 g6 8. Nf3
Bg7 9. O-O O-O 10. e4 Bg4 11. h3 Bxf3 12. Bxf3 Ne5 13. Bg2 Nxc4 14. b3 Nb6 15.
Bg5 Nfd7 16. Qc2 Rc8 17. Bd2 Rc6 18. Rac1 Qc7 19. Qb2 Rc8 20. e5 Bxe5 21. Bxc6
Qxc6 22. Na4 *
Position (FEN): 2r3k1/pp1npp1p/1nqp2p1/4b3/N7/1P4PP/PQ1B1P2/2R2RK1 b - - 1 22
Black to move.
Themes:  Middlegame  
Puzzle rating: 1231
Best move: Bxb2