Chess puzzle (Checkmate)
Moves: 1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Be3 Qb6 6. b3 cxd4 7. cxd4 Bb4+ 8. Nd2
Nxd4 9. Ne2 Bxd2+ 10. Qxd2 Nf3+ 11. gxf3 Qd8 12. Nd4 Ne7 13. Bb5+ Bd7 14. Qb4
O-O 15. Bg5 Re8 16. h4 a6 17. Bd3 b5 18. Qd2 Qb6 19. Bc2 Nc6 20. Ne2 Nxe5 21.
Qf4 Nc6 22. h5 e5 23. Qg3 Nd4 24. Nxd4 Qxd4 25. Rd1 Qc3+ 26. Rd2 e4 27. Be3 Bf5
28. Bd4 exf3+ 29. Kf1 Bd3+ 30. Rxd3 *
Position (FEN): r3r1k1/5ppp/p7/1p1p3P/3B4/1PqR1pQ1/P1B2P2/5K1R b - - 0 30
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 923
Best move: Re1#