Chess puzzle (Checkmate)
Opening: Indian_Defense, Indian_Defense_Anti-Nimzo-Indian
Moves: 1. d4 Nf6 2. Nf3 e6 3. c4 c6 4. Bg5 d5 5. c5 b6 6. b4 a5 7. Qa4 Be7 8. Ne5 Bb7
9. b5 Qc7 10. cxb6 Qxb6 11. e3 Bb4+ 12. Kd1 Ne4 13. Bh4 Bc3 14. Qa3 Bxa1 *
Position (FEN): rn2k2r/1b3ppp/1qp1p3/pP1pN3/3Pn2B/Q3P3/P4PPP/bN1K1B1R w kq - 0 15
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 917
Best move: Qe7#