YOU SAID:

Mother died today. Or yesterday, I don't know.

INTO JAPANESE

母は今日死んだ。それとも昨日、私は知りません。

BACK INTO ENGLISH

My mother died today. Or yesterday, I do not know.

INTO JAPANESE

母は今日亡くなりました。それとも昨日、私は知りません。

BACK INTO ENGLISH

My mother died today. Or yesterday, I do not know.