Chess puzzle (Checkmate)
Opening: Kings_Knight_Opening, Kings_Knight_Opening_Normal_Variation
Moves: 1. e4 e5 2. Nf3 Nc6 3. a3 Nf6 4. d3 Be7 5. h3 b6 6. Nc3 Bb7 7. Be2 d5 8. exd5
Nxd5 9. Nxd5 Qxd5 10. O-O Nd4 11. Nxd4 *
Position (FEN): r3k2r/pbp1bppp/1p6/3qp3/3N4/P2P3P/1PP1BPP1/R1BQ1RK1 b kq - 0 11
Black to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 502
Best move: Qxg2#