Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. Nc3 a6 5. Bxc6 Nxc6 6. d3 Qf6 7. Nd5 Qd6 8.
Be3 Nb4 9. Nxb4 Qxb4+ 10. c3 Qxb2 11. Bd2 Bd6 12. O-O O-O 13. d4 Qb5 14. dxe5
Bxe5 15. Nd4 Bxd4 16. cxd4 d5 17. exd5 Qxd5 18. Bc3 Bf5 19. Re1 Qd6 20. Qf3 c6
21. Qxf5 g6 22. Qg5 f6 23. Qh6 b5 24. Re3 Rae8 25. Rh3 Rf7 26. Rd1 b4 27. Bd2
Qxd4 28. Rh4 Qb2 29. Rc1 Qxc1+ 30. Bxc1 *
Position (FEN): 4r1k1/5r1p/p1p2ppQ/8/1p5R/8/P4PPP/2B3K1 b - - 0 30
Black to move.
Themes:  Endgame Back Rank Mate, Mate in 1 
Puzzle rating: 572
Best move: Re1#