YOU SAID:
the cat is fat and has sat on my new rug
INTO JAPANESE
猫は太っていて、私の新しい敷物の上に座っています
BACK INTO ENGLISH
The cat is fat and sitting on my new rug
INTO JAPANESE
猫は太っていて、私の新しい敷物の上に座っています
BACK INTO ENGLISH
The cat is fat and sitting on my new rug
That didn't even make that much sense in English.