Chess puzzle (Checkmate)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Accelerated_London_System
Moves: 1. d4 d5 2. Bf4 e6 3. Nf3 Nf6 4. e3 Bd6 5. Bg3 c5 6. c4 Qc7 7. Nc3 O-O 8. Ne5
Nbd7 9. cxd5 Nxd5 10. Nxd7 Bxd7 11. Ne4 Bxg3 12. hxg3 h6 13. Bd3 cxd4 14. exd4
Qa5+ 15. Nd2 Nb4 16. Bb1 Bb5 17. Nb3 *
Position (FEN): r4rk1/pp3pp1/4p2p/qb6/1n1P4/1N4P1/PP3PP1/RB1QK2R b KQ - 6 17
Black to move.
Themes: Double Check Middlegame Mate in 1 
Puzzle rating: 1263
Best move: Nc2#