Chess puzzle (Checkmate)
Opening: Scandinavian_Defense, Scandinavian_Defense_Modern_Variation
Moves: 1. e4 d5 2. exd5 Nf6 3. Nc3 Nxd5 4. Nxd5 Qxd5 5. d3 Nc6 6. Nf3 Bg4 7. Be2 Ne5
8. Nxe5 Qxe5 9. Be3 Bxe2 10. Qxe2 e6 11. c3 O-O-O 12. O-O Bd6 13. a4 *
Position (FEN): 2kr3r/ppp2ppp/3bp3/4q3/P7/2PPB3/1P2QPPP/R4RK1 b - - 0 13
Black to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 458
Best move: Qxh2#