Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. c4 c6 3. Nf3 dxc4 4. e4 b5 5. h3 e6 6. Bf4 Nf6 7. Nbd2 Be7 8. g4 h6
9. b3 cxb3 10. axb3 a5 11. b4 Bxb4 12. g5 Nxe4 13. Qc2 Bxd2+ 14. Nxd2 Nxd2 15.
Qxd2 Bb7 16. Rg1 hxg5 17. Bxg5 f6 18. Bh4 Qe7 19. Rxa5 Rxa5 20. Qxa5 Rxh4 21.
Qa7 Re4+ 22. Be2 e5 23. Qxb8+ Kf7 24. Qh8 Rxe2+ 25. Kxe2 exd4+ 26. Kd3 Qa3+ 27.
Kxd4 *
Position (FEN): 7Q/1b3kp1/2p2p2/1p6/3K4/q6P/5P2/6R1 b - - 0 27
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1491
Best move: c5#