Chess puzzle (Checkmate)
Opening: Grunfeld_Defense, Grunfeld_Defense_Other_variations
Moves: 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. e4 dxe4 5. Nge2 Nc6 6. Ng3 Qxd4 7. Bd2 Bg4 8.
Be2 Bxe2 9. Qxe2 Nb4 10. O-O Rd8 11. Rad1 Bg7 12. Ncxe4 Nxe4 13. Bxb4 Nxg3 *
Position (FEN): 3rk2r/ppp1ppbp/6p1/8/1BPq4/6n1/PP2QPPP/3R1RK1 w k - 0 14
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1096
Best move: Qxe7#