Chess puzzle (Checkmate)
Opening: Scotch_Game, Scotch_Game_Other_variations
Moves: 1. e4 Nc6 2. Nf3 e5 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 d6 6. Bc4 Bd7 7. Nc3 Nf6 8.
Be3 Be7 9. O-O-O c5 10. Qd2 Qb6 11. f3 O-O 12. h4 Bc6 13. h5 Rfd8 14. h6 g6 15.
Bg5 d5 16. exd5 Bxd5 17. Bxf6 Bxf6 18. Nxd5 *
Position (FEN): r2r2k1/pp3p1p/1q3bpP/2pN4/2B5/5P2/PPPQ2P1/2KR3R b - - 0 18
Black to move.
Themes: Queenside Attack Middlegame Mate in 1 
Puzzle rating: 800
Best move: Qxb2#