YOU SAID:

Once upon a time there was a big cat who liked food

INTO JAPANESE

昔々、大きな猫食べ物が好きだった人があった

BACK INTO ENGLISH

There were people liked once upon a time, big cat food

INTO JAPANESE

ワンスアポンア タイム、大きな猫の食べ物が好きだった人がいた

BACK INTO ENGLISH

There were people liked once upon a time, big cat food