Chess puzzle (Checkmate)
Moves: 1. e4 e5 2. d4 exd4 3. c3 d5 4. cxd4 dxe4 5. Nc3 Nf6 6. Bg5 Bb4 7. Bc4 O-O 8.
Ne2 Nc6 9. O-O h6 10. Bxf6 Qxf6 11. Nd5 Qd8 12. Nxb4 Nxb4 13. a3 Nc6 14. d5 Ne5
15. Bb3 Qg5 16. Ng3 Kh8 17. Nxe4 Qg6 18. Ng3 f5 19. f4 Ng4 20. Qd3 Qb6+ 21. Kh1
Nf2+ 22. Rxf2 Qxf2 23. d6 Bd7 24. dxc7 Bc6 25. Rg1 Rac8 26. Qd6 Rfe8 27. Nxf5
Qxg2+ 28. Rxg2 *
Position (FEN): 2r1r2k/ppP3p1/2bQ3p/5N2/5P2/PB6/1P4RP/7K b - - 0 28
Black to move.
Themes: Pin Middlegame Mate in 1 
Puzzle rating: 765
Best move: Re1#