Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 Nc6 3. Nc3 h6 4. Bb5 Nf6 5. d4 Bb4 6. O-O exd4 7. Nxd4 Nxd4 8.
Qxd4 Bxc3 9. Qxc3 c6 10. Bd3 d5 11. e5 Ne4 12. Bxe4 dxe4 13. Be3 Qh4 14. e6 O-O
15. Bc5 Rd8 16. e7 Re8 17. Rad1 Be6 18. Rfe1 b6 19. Bd6 Qh5 20. Qxc6 Rac8 21.
Qxe4 Bf5 22. Qa4 Qg6 23. c3 Bc2 24. Qd4 Bxd1 25. Qxd1 Rc6 26. Qa4 Rcc8 27. Qxa7
Qxd6 28. Qa4 Rxe7 29. Rd1 Rd8 30. Rxd6 *
Position (FEN): 3r2k1/4rpp1/1p1R3p/8/Q7/2P5/PP3PPP/6K1 b - - 0 30
Black to move.
Themes:  Endgame, Queen and Rook Endgame Back Rank Mate, Mate in 1 
Puzzle rating: 1198
Best move: Re1#