YOU SAID:

The fat cat sat on the mat and shat in his hat

INTO JAPANESE

太った猫がマットの上に座って、彼の帽子

BACK INTO ENGLISH

A fat cat sat on the mat and his hat

INTO JAPANESE

太った猫がマットとその帽子に座っていた

BACK INTO ENGLISH

A fat cat was sitting on Matt and his hat

INTO JAPANESE

太った猫がマットと彼の帽子に座っていた

BACK INTO ENGLISH

A fat cat was sitting on Matt and his hat