Chess puzzle (Checkmate)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Zukertort_Variation
Moves: 1. d4 d5 2. Nf3 Bf5 3. c4 e6 4. Nc3 Nf6 5. Bg5 Bd6 6. e3 h6 7. Bh4 g5 8. Bg3
Bxg3 9. hxg3 Nc6 10. Nxg5 Qe7 11. cxd5 exd5 12. Qf3 Bg4 13. Nxd5 Nxd5 14. Qxd5
*
Position (FEN): r3k2r/ppp1qp2/2n4p/3Q2N1/3P2b1/4P1P1/PP3PP1/R3KB1R b KQkq - 0 14
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 892
Best move: Qb4#