Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bc4 Nxe4 5. Nxe4 d5 6. Bxd5 Qxd5 7. d3 Bb4+
8. Bd2 Bxd2+ 9. Qxd2 Bf5 10. O-O O-O-O 11. Rfe1 Bxe4 12. Rxe4 Qxe4 13. dxe4
Rxd2 14. Nxd2 Rd8 15. Nf3 Nd4 16. Nxe5 f6 17. c3 Nc2 18. Rc1 fxe5 19. Rxc2 *
Position (FEN): 2kr4/ppp3pp/8/4p3/4P3/2P5/PPR2PPP/6K1 b - - 0 19
Black to move.
Themes:  Endgame, Rook Endgame Back Rank Mate, Mate in 1 
Puzzle rating: 1000
Best move: Rd1#