YOU SAID:
the cat had the cat were cat
INTO JAPANESE
猫は猫を飼っていた猫は猫だった
BACK INTO ENGLISH
The cat had a cat The cat was a cat
INTO JAPANESE
猫は猫を飼っていた猫は猫だった
BACK INTO ENGLISH
The cat had a cat The cat was a cat
Come on, you can do better than that.