Chess puzzle (Checkmate)
Moves: 1. e4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. Bc4 Bb4 5. d3 d5 6. exd5 Nxd5 7. Bxd5 Qxd5 8.
O-O Bxc3 9. bxc3 Bg4 10. c4 Qe6 11. Ng5 Qd7 12. Nf3 O-O 13. h3 Bh5 14. Ba3 Rfe8
15. Re1 Nd4 16. Bb2 Nxf3+ 17. Kh1 Nxe1 18. Qxh5 Nxc2 19. Rc1 Nd4 20. Bxd4 Qxd4
21. Qf3 e4 22. dxe4 Qxe4 23. Qc3 Rad8 24. Qb3 Rd3 25. Qc2 Rxh3+ 26. Kg1 Qe1+
27. Rxe1 *
Position (FEN): 4r1k1/ppp2ppp/8/8/2P5/7r/P1Q2PP1/4R1K1 b - - 0 27
Black to move.
Themes:  Endgame, Queen and Rook Endgame Mate in 1 
Puzzle rating: 672
Best move: Rxe1#