Chess puzzle (Checkmate)
Moves: 1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Bf5 5. c4 e6 6. Nc3 Bb4 7. Be2 Bxc3+ 8.
bxc3 Nf6 9. Ba3 dxc4 10. Bxc4 Qc7 11. Qb3 Nc6 12. O-O Be4 13. Ne5 Na5 14. Bb5+
Bc6 15. Bxc6+ Nxc6 16. Rab1 Nxe5 17. dxe5 Nd7 18. Qxb7 Qxb7 19. Rxb7 Nxe5 20.
Re7+ Kd8 21. Rb7 Kc8 22. Rfb1 Rd8 23. R7b5 f6 24. Rb7 Rd7 25. R7b5 Nc4 26. Bc1
*
Position (FEN): r1k5/p2r2pp/4pp2/1R6/2n5/2P5/P4PPP/1RB3K1 b - - 5 26
Black to move.
Themes:  Endgame Back Rank Mate, Mate in 1 
Puzzle rating: 935
Best move: Rd1#