Chess puzzle (Checkmate)
Opening: Queens_Gambit_Declined, Queens_Gambit_Declined_Ragozin_Defense
Moves: 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 Bb4 5. Qc2 b6 6. Bg5 Bb7 7. cxd5 Bxc3+ 8.
bxc3 Qxd5 9. Bxf6 gxf6 10. e3 Nc6 11. Be2 O-O-O 12. O-O Rdg8 13. g3 Ne7 14. c4
Qh5 15. Ne1 Qh3 16. e4 Rg6 17. Bf3 Rh6 18. Bg2 *
Position (FEN): 2k4r/pbp1np1p/1p2pp1r/8/2PPP3/6Pq/P1Q2PBP/R3NRK1 b - - 4 18
Black to move.
Themes: Kingside Attack Middlegame Mate in 1 
Puzzle rating: 1021
Best move: Qxh2#