Chess puzzle (Checkmate)
Moves: 1. e4 c6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 e6 6. Nf3 a6 7. a4 c5 8. Be2 Nc6
9. Be3 Qb6 10. b3 cxd4 11. Nxd4 Bb4 12. Qd3 Nc5 13. Qd2 Ne4 14. Nxe6 fxe6 15.
Bxb6 Bxc3 16. Qxc3 Nxc3 17. Bd3 O-O 18. O-O Nb4 19. Bc5 Nxd3 20. Bxf8 Kxf8 21.
cxd3 d4 22. g4 g6 23. b4 b6 24. b5 Bb7 25. f5 gxf5 26. gxf5 exf5 27. Rxf5+ Ke7
28. Raf1 Rg8+ 29. Kf2 Rg2+ 30. Ke1 *
Position (FEN): 8/1b2k2p/pp6/1P2PR2/P2p4/2nP4/6rP/4KR2 b - - 6 30
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 642
Best move: Re2#