Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 Bg4 5. f3 Bh5 6. Nge2 e6 7. Nf4 Bb4 8. cxd5
cxd5 9. Bb5+ Nbd7 10. O-O Bxc3 11. bxc3 O-O 12. Qc2 e5 13. Bxd7 Qxd7 14. dxe5
Bg6 15. Nxg6 fxg6 16. exf6 Rxf6 17. e4 dxe4 18. Rd1 Qf5 19. Qb3+ Rf7 20. g4
Qxf3 21. Qc2 Qxg4+ 22. Kh1 Raf8 23. Ba3 Qf3+ 24. Kg1 Qe3+ 25. Kh1 Rf2 26. Qb3+
R8f7 *
Position (FEN): 6k1/pp3rpp/6p1/8/4p3/BQP1q3/P4r1P/R2R3K w - - 10 27
White to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 807
Best move: Rd8#