Chess puzzle (Checkmate)
Opening: Bird_Opening, Bird_Opening_Other_variations
Moves: 1. f4 Nf6 2. Nf3 g6 3. d4 Bg7 4. e3 O-O 5. Ng5 e6 6. Be2 d5 7. h4 b6 8. h5 Nbd7
9. hxg6 fxg6 10. Bd3 Ne4 11. Nc3 Ndf6 12. Ncxe4 Nxe4 13. Nxe4 dxe4 14. Bxe4 Bf6
15. Bxa8 Ba6 16. Be4 Rf7 17. Bd2 Bh4+ 18. g3 *
Position (FEN): 3q2k1/p1p2r1p/bp2p1p1/8/3PBP1b/4P1P1/PPPB4/R2QK2R b KQ - 0 18
Black to move.
Themes:  Middlegame Boden's Mate, Mate in 1 
Puzzle rating: 798
Best move: Bxg3#