Chess puzzle (Checkmate)
Moves: 1. b3 d5 2. Bb2 Nf6 3. c3 Bf5 4. e3 e6 5. d4 Be7 6. Nd2 O-O 7. f3 c5 8. g4 Bg6
9. h4 h5 10. g5 Nfd7 11. Kf2 Nc6 12. Be2 e5 13. dxc5 Nxc5 14. b4 Nd3+ 15. Bxd3
Bxd3 16. Nh3 d4 17. exd4 exd4 18. Ne4 dxc3 19. Bxc3 Bc4 20. Qxd8 Rfxd8 21. a3
Nd4 22. Bxd4 Rxd4 23. Rhd1 Rad8 24. Rxd4 Rxd4 25. Nf4 g6 26. Ke3 Rd7 27. Rc1 b5
28. Nc5 Rd8 29. Rc2 Bf8 30. Rd2 Re8+ 31. Kd4 *
Position (FEN): 4rbk1/p4p2/6p1/1pN3Pp/1PbK1N1P/P4P2/3R4/8 b - - 7 31
Black to move.
Themes:  Endgame Mate in 1 
Puzzle rating: 1888
Best move: Bg7#