Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. c4 c6 3. Nc3 dxc4 4. a4 a6 5. e4 Bd7 6. Bxc4 b5 7. axb5 cxb5 8.
Bxb5 Bxb5 9. Nxb5 Qb6 10. Nc3 Nc6 11. Nd5 Qd8 12. Nf3 e6 13. Qa4 Qd7 14. Nb6
Qxd4 15. Qxc6+ Ke7 16. Bg5+ Nf6 17. Qb7+ Kd6 18. Nxd4 Ke5 19. Rd1 Bb4+ 20. Kf1
Rab8 21. f3 Rxb7 22. Nd7+ Nxd7 *
Position (FEN): 7r/1r1n1ppp/p3p3/4k1B1/1b1NP3/5P2/1P4PP/3R1K1R w - - 0 23
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 979
Best move: Nc6#