Chess puzzle (Checkmate)
Moves: 1. d4 a6 2. e4 b5 3. Nf3 Bb7 4. Nbd2 e6 5. a4 b4 6. Bd3 c6 7. O-O c5 8. c3 Nf6
9. Qe2 Be7 10. e5 Nd5 11. Ne4 bxc3 12. bxc3 cxd4 13. cxd4 Nc6 14. Bg5 f6 15.
exf6 gxf6 16. Bh6 f5 17. Ng3 Rg8 18. Ne5 Nxe5 19. dxe5 Rg6 20. Bd2 Kf7 21. Qh5
Kg7 22. Rab1 Bc6 23. f3 Rb8 24. Ne2 Qc7 25. Nf4 Nxf4 26. Bxf4 Bxa4 27. Kh1 Rxb1
28. Rxb1 Qc3 29. Bf1 Qc2 30. Rc1 Qf2 31. Bg3 Qe3 32. Re1 Qd4 33. f4 a5 34. Bh4
Bc5 35. Bf6+ Kg8 36. Be2 Bc6 37. Bf3 Qf2 38. Rb1 Qxg2+ 39. Bxg2 *
Position (FEN): 6k1/3p3p/2b1pBr1/p1b1Pp1Q/5P2/8/6BP/1R5K b - - 0 39
Black to move.
Themes:  Middlegame Mate in 1 
Puzzle rating: 1029
Best move: Bxg2#