Chess puzzle (Checkmate)
Opening: Scandinavian_Defense, Scandinavian_Defense_Valencian_Variation
Moves: 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Nf3 Nf6 5. Bc4 e6 6. O-O Be7 7. d3 a6 8.
Be3 b5 9. Bb3 Bb7 10. a4 b4 11. Ne2 a5 12. Ned4 Nbd7 13. Nb5 O-O 14. Qe2 c5 15.
c3 Qb6 16. c4 Qc6 17. Bc2 Ne5 18. Nxe5 *
Position (FEN): r4rk1/1b2bppp/2q1pn2/pNp1N3/PpP5/3PB3/1PB1QPPP/R4RK1 b - - 0 18
Black to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 630
Best move: Qxg2#