متن اصلی - ژاپنی - 他人の土地で子供達を遊ばせないで下さい。

Hi Master,

A bridge for evaluation, please?

CC: IanMegill2

Please don't let (your?) children play on other people's land
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The "your" is not explicitly stated, but it seems to be implied here:
"Please do not permit your children to play on land (i.e. real estate) which is privately owned by other people."