YOU SAID:

There can be only one and it's not you

INTO JAPANESE

1つだけあり得ますそれはあなたではないです

BACK INTO ENGLISH

There is only one possible it is not you

INTO JAPANESE

それはあなたではない可能性が1つだけあります

BACK INTO ENGLISH

There is only one possibility that is not you

INTO JAPANESE

あなたではない唯一の可能性があります

BACK INTO ENGLISH

There is only one possibility that is not you