YOU SAID:
There once was a great monkey who wore a yellow hat.
INTO JAPANESE
黄色い帽子をかぶった大猿がいました。
BACK INTO ENGLISH
There was a big monkey in a yellow hat.
INTO JAPANESE
黄色い帽子の中に大きな猿がいました。
BACK INTO ENGLISH
There was a big monkey in the yellow hat.
INTO JAPANESE
黄色い帽子には大きな猿がいました。
BACK INTO ENGLISH
There was a big monkey in the yellow hat.
That didn't even make that much sense in English.