Chess puzzle (Checkmate)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Other_variations
Moves: 1. d4 c6 2. Nc3 d5 3. Bf4 Bf5 4. f3 e6 5. g4 Bg6 6. h4 h5 7. g5 Ne7 8. e4 Qb6
9. b3 Nd7 10. Qd2 c5 11. O-O-O c4 12. bxc4 dxc4 13. Bxc4 Nc6 14. Be3 *
Position (FEN): r3kb1r/pp1n1pp1/1qn1p1b1/6Pp/2BPP2P/2N1BP2/P1PQ4/2KR2NR b kq - 2 14
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1024
Best move: Ba3#