Chess puzzle (Checkmate)
Opening: Center_Game, Center_Game_Paulsen_Attack_Variation
Moves: 1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 b6 5. Nc3 Bc5 6. Qg3 g6 7. Bc4 Qe7 8.
Bd2 Nd4 9. O-O-O Bb7 10. Qxc7 Bc6 11. Qg3 Nf6 12. Bg5 h6 13. e5 hxg5 14. exf6
Qxf6 15. Re1+ Ne6 16. Nf3 O-O-O 17. Rxe6 fxe6 18. Ba6+ Bb7 19. Nb5 Bxa6 *
Position (FEN): 2kr3r/p2p4/bp2pqp1/1Nb3p1/8/5NQ1/PPP2PPP/2K4R w - - 0 20
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1108
Best move: Qc7#