Chess puzzle (Checkmate)
Opening: English_Opening, English_Opening_Symmetrical_Variation
Moves: 1. c4 Nf6 2. Nc3 c5 3. g3 g6 4. Bg2 Bg7 5. b3 O-O 6. Bb2 Nc6 7. Nf3 d6 8. O-O
Bg4 9. d4 cxd4 10. Nxd4 Nxd4 11. Qxd4 Bc8 12. Nd5 Nxd5 *
Position (FEN): r1bq1rk1/pp2ppbp/3p2p1/3n4/2PQ4/1P4P1/PB2PPBP/R4RK1 w - - 0 13
White to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 585
Best move: Qxg7#