Chess puzzle (Checkmate)
Opening: Bird_Opening, Bird_Opening_Dutch_Variation
Moves: 1. f4 d5 2. Nf3 Nc6 3. b3 Nf6 4. Bb2 Bf5 5. Nc3 d4 6. Nb5 a6 7. Nbxd4 Nxd4 8.
Nxd4 Bg6 9. h3 e5 10. fxe5 Ne4 11. Nf3 Bh5 12. e3 Bxf3 13. gxf3 Qh4+ 14. Ke2
Qf2+ 15. Kd3 Nc5+ 16. Kc3 Qh4 17. Ba3 Na4+ 18. bxa4 Bxa3 19. Kb3 *
Position (FEN): r3k2r/1pp2ppp/p7/4P3/P6q/bK2PP1P/P1PP4/R2Q1B1R b kq - 1 19
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 759
Best move: Qb4#