Chess Puzzle

Well u got my others quickly, hopefully this will pose a challenge;

Recreate this game in any way you wish. Play both as black and white. The only stipulation is that the 6th move must be checkmate with an underpromotion to a knight on f8.

6. gxf8=N #

If you find the answer or already know it, please don't post it right away. Go ahead and post that you found it, but don't give the answer(s) away for everyone else.