Chess puzzle (Checkmate)
Opening: Kings_Indian_Attack, Kings_Indian_Attack_Other_variations
Moves: 1. Nf3 d5 2. g3 Nc6 3. d4 Bg4 4. c3 e6 5. Bg2 Be7 6. h3 Bxf3 7. Bxf3 h5 8. e4
dxe4 9. Bxe4 f5 10. Bg2 Qd7 11. O-O O-O-O 12. Re1 Kb8 13. Qb3 e5 14. Rxe5 Nxe5
*
Position (FEN): 1k1r2nr/pppqb1p1/8/4np1p/3P4/1QP3PP/PP3PB1/RNB3K1 w - - 0 15
White to move.
Themes: Queenside Attack Opening Mate in 1 
Puzzle rating: 791
Best move: Qxb7#