Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Be2 d5 5. exd5 Nxd5 6. Nxd5 Qxd5 7. c4 Qd6 8.
d3 Be7 9. O-O Bf5 10. Qb3 O-O 11. Be3 Rfd8 12. a3 b6 13. Rac1 Rab8 14. Qa4 Qg6
15. Rfd1 h6 16. b4 Qe6 17. d4 exd4 18. Bxd4 a5 19. b5 Nxd4 20. Nxd4 Rxd4 21.
Rxd4 Qxe2 22. Rdd1 Bc5 23. Rf1 Rd8 24. Qb3 Rd3 25. Qb1 Rd1 26. Qxf5 *
Position (FEN): 6k1/2p2pp1/1p5p/pPb2Q2/2P5/P7/4qPPP/2Rr1RK1 b - - 0 26
Black to move.
Themes: Kingside Attack Endgame Mate in 1 
Puzzle rating: 1790
Best move: Qxf1#