Chess puzzle (Checkmate)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Zukertort_Variation
Moves: 1. Nf3 d5 2. d4 c6 3. g3 Bg4 4. Bg2 Nd7 5. O-O h5 6. c4 e6 7. Nc3 Ngf6 8. Qb3
Qc7 9. cxd5 cxd5 10. Be3 Bxf3 11. exf3 h4 12. gxh4 Rxh4 13. Rac1 *
Position (FEN): r3kb2/ppqn1pp1/4pn2/3p4/3P3r/1QN1BP2/PP3PBP/2R2RK1 b q - 1 13
Black to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 833
Best move: Qxh2#