Chess puzzle (Checkmate)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Other_variations
Moves: 1. d4 c6 2. Nf3 d5 3. e3 Nf6 4. Bd3 Bg4 5. O-O Nbd7 6. Nbd2 e5 7. dxe5 Nxe5 8.
Be2 Qd6 9. Nxe5 Bxe2 10. Qxe2 Qxe5 11. c4 Bd6 12. cxd5 *
Position (FEN): r3k2r/pp3ppp/2pb1n2/3Pq3/8/4P3/PP1NQPPP/R1B2RK1 b kq - 0 12
Black to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 612
Best move: Qxh2#