Chess puzzle (Checkmate)
Opening: Queens_Gambit_Accepted, Queens_Gambit_Accepted_Other_variations
Moves: 1. d4 d5 2. c4 dxc4 3. Nc3 Bf5 4. Nf3 Nf6 5. Qa4+ Nc6 6. Qxc4 e6 7. a3 Bd6 8.
Bg5 O-O 9. e3 h6 10. Bxf6 Qxf6 11. Be2 e5 12. O-O exd4 13. exd4 Rfe8 14. Rfe1
Bg4 15. Nd5 Qg6 16. h3 Bxh3 17. g3 Bxg3 18. Bd3 Bh2+ 19. Kxh2 *
Position (FEN): r3r1k1/ppp2pp1/2n3qp/3N4/2QP4/P2B1N1b/1P3P1K/R3R3 b - - 0 19
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 948
Best move: Qg2#