Chess puzzle (Crushing)
Moves: 1. e4 e5 2. d3 d5 3. exd5 Nf6 4. c4 Bc5 5. Nd2 Nfd7 6. Ne4 O-O 7. Nxc5 Nxc5 8.
g3 e4 9. b4 Nxd3+ 10. Bxd3 exd3 11. Qxd3 Qe7+ 12. Ne2 Qxb4+ 13. Bd2 Qd6 14. Bf4
Qf6 15. O-O c5 16. Rab1 Bf5 17. Qb3 Bxb1 18. Qxb7 Bd3 19. Qxa8 Qb6 20. Re1 Bxc4
21. d6 *
Position (FEN): Qn3rk1/p4ppp/1q1P4/2p5/2b2B2/6P1/P3NP1P/4R1K1 b - - 0 21
Black to move.
Themes: Defensive Move Middlegame  
Puzzle rating: 1760
Best move: Nc6