Chess puzzle (Checkmate)
Opening: Grob_Opening, Grob_Opening_Grob_Gambit_Declined
Moves: 1. g4 d5 2. Bg2 c6 3. c4 Bxg4 4. Qb3 Qd7 5. cxd5 cxd5 6. Bxd5 e6 7. Bxb7 Nc6 8.
Bxa8 Nd4 9. Qb8+ Ke7 10. Na3 Kf6 11. Qxf8 Qa4 12. e3 *
Position (FEN): B4Qnr/p4ppp/4pk2/8/q2n2b1/N3P3/PP1P1P1P/R1B1K1NR b KQ - 0 12
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1485
Best move: Qd1#