Chess puzzle (Checkmate)
Opening: Scandinavian_Defense, Scandinavian_Defense_Modern_Variation
Moves: 1. e4 d5 2. exd5 Nf6 3. Nf3 Qxd5 4. b3 Bg4 5. Be2 Bxf3 6. Bxf3 Qe5+ 7. Qe2 Qxa1
8. Bxb7 Qxb1 9. O-O Qxc2 10. Bxa8 g6 11. Qb5+ Nbd7 12. Bc6 Bg7 *
Position (FEN): 4k2r/p1pnppbp/2B2np1/1Q6/8/1P6/P1qP1PPP/2B2RK1 w k - 4 13
White to move.
Themes: Pin Middlegame Mate in 1 
Puzzle rating: 1568
Best move: Qb8#