YOU SAID:
your dad has a very big moustache
INTO JAPANESE
あなたのお父さんはとても大きな口ひげを
BACK INTO ENGLISH
Your father has a very big mustache
INTO JAPANESE
あなたの父はとても大きな口ひげを持っています
BACK INTO ENGLISH
Your father has a very big mustache
You've done this before, haven't you.