Chess puzzle (Checkmate)
Moves: 1. e4 Nc6 2. d4 e5 3. d5 Nce7 4. Be3 Ng6 5. f3 Nf6 6. g3 d6 7. h4 Be7 8. h5 Nf8
9. g4 h6 10. c4 N8h7 11. Nc3 b6 12. b4 O-O 13. a4 a5 14. b5 Bd7 15. Nh3 Qc8 16.
Qd2 Bxg4 17. fxg4 Nxg4 18. O-O-O Nxe3 19. Qxe3 Ng5 20. Kc2 f5 21. exf5 Qxf5+
22. Bd3 e4 23. Nxe4 Nxe4 24. Bxe4 Qe5 25. Qd3 Bf6 26. Bh7+ Kh8 27. Kb3 *
Position (FEN): r4r1k/2p3pB/1p1p1b1p/pP1Pq2P/P1P5/1K1Q3N/8/3R3R b - - 6 27
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1028
Best move: Qb2#