YOU SAID:

the unicorn was green so they went to the first of the year china

INTO JAPANESE

彼らは今年の中国の最初に行ったので、ユニコーンは緑だった

BACK INTO ENGLISH

They went to the beginning of China this year, so the unicorns were green

INTO JAPANESE

彼らは今年中国の初めに行ったので、ユニコーンは緑色だった

BACK INTO ENGLISH

They went to the beginning of China this year, so the unicorns were green