I'm talking about the famous book, Fifty Yards to the Outhouse, by Willie Makeit, illustrated by Betty Dont. I thought that was a great joke 70 years ago when I was seven years old.
Shortest-proof-game challenge
#705
Here is a version of the same with an extra black pawn and both dark square bishops still on the board
#724
It's legal. I'll let some else shorten it.
7 trophy shorten 10

#732
It is legal: proof not yet shortened:
Actually, it is already shortened, and by quite a few moves, from two proof games in the Illegal Position thread where it first appeared.
no what are you talking about