Chess puzzle (Checkmate)
Moves: 1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 O-O 5. e3 d6 6. h3 b6 7. Bd3 c5 8. c3
Nc6 9. Rc1 a5 10. O-O c4 11. Bxc4 Bb7 12. Be2 Qd7 13. Bf4 Nh5 14. Bh2 b5 15.
Ne1 b4 16. Bxh5 bxc3 17. bxc3 gxh5 18. Qxh5 Kh8 19. Qg4 Qxg4 20. hxg4 Nd8 21.
f3 f5 22. gxf5 Rxf5 23. Kf2 Ne6 24. e4 Rh5 25. Bg3 Rg8 26. Nd3 Bf6 27. Rh1 Rhg5
28. Rh3 Ba6 29. Nb2 Nf4 30. Bxf4 Rxg2+ 31. Ke3 *
Position (FEN): 6rk/4p2p/b2p1b2/p7/3PPB2/2P1KP1R/PN1N2r1/2R5 b - - 1 31
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1075
Best move: Re2#