YOU SAID:

if you are the oldest person on earth, all the people around when you were alive has died.

INTO JAPANESE

あなたが地球上で最も古い人なら、あなたが生きていた時、周りのすべての人々が死んでしまった。

BACK INTO ENGLISH

If you are the oldest person on earth, all the people around you died when you were alive.

INTO JAPANESE

あなたが地球上で最も古い人であれば、あなたの周りのすべての人々は、あなたが生きていたときに死んだ。

BACK INTO ENGLISH

If you are the oldest person on earth, all the people around you died when you were alive.