YOU SAID:

you do not know it but you are already dead

INTO JAPANESE

あなたはそれを知らないが、あなたはすでに死んでいる

BACK INTO ENGLISH

You don't know that, but you're already dead.

INTO JAPANESE

それは知らないがもう死んでる

BACK INTO ENGLISH

I don't know about that, but he's dead.

INTO JAPANESE

それは知らないが彼は死んだ

BACK INTO ENGLISH

I don't know about that, but he's dead.