Chess puzzle (Checkmate)
Moves: 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 Bf5 5. e3 Nbd7 6. Bd3 Bxd3 7. Qxd3 e6 8.
Bd2 Bd6 9. O-O O-O 10. e4 dxe4 11. Nxe4 Nxe4 12. Qxe4 h6 13. Bc3 Qf6 14. d5
cxd5 15. cxd5 e5 16. Rfe1 Rfe8 17. Nd2 Nc5 18. Qe3 Na4 19. Ne4 Qg6 20. Nxd6
Qxd6 21. Bxe5 Qxd5 22. Qd4 Qxd4 23. Bxd4 b6 24. b3 Nc5 25. Bxc5 bxc5 26. Rac1
Rxe1+ 27. Rxe1 Kf8 28. Rc1 Rd8 29. Rc2 *
Position (FEN): 3r1k2/p4pp1/7p/2p5/8/1P6/P1R2PPP/6K1 b - - 4 29
Black to move.
Themes:  Endgame, Rook Endgame Back Rank Mate, Mate in 1 
Puzzle rating: 447
Best move: Rd1#