Chess puzzle (Checkmate)
Opening: Hungarian_Opening, Hungarian_Opening_Other_variations
Moves: 1. g3 e5 2. Bg2 d5 3. c4 dxc4 4. Qa4+ Bd7 5. Qxc4 Nc6 6. Nf3 Nf6 7. Ng5 Qe7 8.
O-O h6 9. Nf3 O-O-O 10. Qa4 a6 11. Qb3 g5 12. d3 g4 13. Nfd2 Nd4 *
Position (FEN): 2kr1b1r/1ppbqp2/p4n1p/4p3/3n2p1/1Q1P2P1/PP1NPPBP/RNB2RK1 w - - 2 14
White to move.
Themes: Queenside Attack Opening Mate in 1 
Puzzle rating: 852
Best move: Qxb7#