YOU SAID:

Hey what are you doing with that red cardboard of yours that should not be eaten because it is obviously not food, unless?

INTO JAPANESE

ねえ、明らかに食べ物ではないので食べてはいけない赤いボール紙で何をしているのですか?

BACK INTO ENGLISH

Hey, what are you doing with that red cardboard that's clearly not food and shouldn't be eaten?

INTO JAPANESE

ねえ、明らかに食べ物じゃない、食べてはいけないあの赤いダンボールで何をしているの？

BACK INTO ENGLISH

Hey, what are you doing with that red cardboard that's clearly not food and shouldn't be eaten?