Chess puzzle (Checkmate)
Moves: 1. d4 c5 2. d5 e6 3. c4 exd5 4. cxd5 d6 5. Nc3 Nf6 6. Nf3 g6 7. e4 Bg7 8. Bd3
O-O 9. O-O a6 10. a4 Nbd7 11. a5 b5 12. axb6 Qxb6 13. Rb1 Qd8 14. Bg5 Bb7 15.
Qd2 Qe8 16. Bh6 Bh8 17. Bxf8 Kxf8 18. Rfe1 Ne5 19. Nxe5 Qxe5 20. f4 Qd4+ 21.
Kh1 Ng4 22. Re2 c4 23. Bc2 Qc5 24. h3 Nf6 25. Rd1 Qc8 26. e5 dxe5 27. fxe5 Nh5
28. Kh2 Qc5 29. e6 fxe6 30. dxe6 Be5+ 31. g3 *
Position (FEN): r4k2/1b5p/p3P1p1/2q1b2n/2p5/2N3PP/1PBQR2K/3R4 b - - 0 31
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 943
Best move: Bxg3#