Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 d5 7. exd6 Qxd6 8.
O-O O-O 9. cxd4 Nxd4 10. Nxd4 Bxd4 11. Qf3 Qb6 12. Nc3 Bxc3 13. Qxc3 Bf5 14.
Be3 Qd6 15. Rad1 Qc6 16. Rd2 Rad8 17. Rfd1 Rxd2 18. Rxd2 Ne4 19. Bd5 Qxc3 20.
bxc3 Nxd2 21. Bxd2 Rd8 22. c4 c6 23. Bg5 Rd7 24. Bf3 h6 25. Be3 Be4 26. Bxe4 *
Position (FEN): 6k1/pp1r1pp1/2p4p/8/2P1B3/4B3/P4PPP/6K1 b - - 0 26
Black to move.
Themes:  Endgame Back Rank Mate, Mate in 1 
Puzzle rating: 400
Best move: Rd1#