Chess puzzle (Checkmate)
Opening: Queens_Pawn_Game, Queens_Pawn_Game_Other_variations
Moves: 1. d4 c6 2. Bf4 d5 3. e3 Bf5 4. c4 Bxb1 5. Qxb1 Nf6 6. b4 dxc4 7. Bxc4 a6 8. a4
e6 9. b5 Qa5+ 10. Kd1 Nbd7 11. bxc6 bxc6 12. Ne2 Ne4 13. Bg3 *
Position (FEN): r3kb1r/3n1ppp/p1p1p3/q7/P1BPn3/4P1B1/4NPPP/RQ1K3R b kq - 3 13
Black to move.
Themes:  Opening Mate in 1 
Puzzle rating: 1004
Best move: Qd2#