YOU SAID:

dogs are cats and cats are dogs but catdogs are not dogcats

INTO JAPANESE

犬は猫で猫は犬ですが、キャットドッグは犬ではありません

BACK INTO ENGLISH

A dog is a cat and a cat is a dog, but a cat dog is not a dog.

INTO JAPANESE

犬は猫、猫は犬ですが、猫の犬は犬ではありません。

BACK INTO ENGLISH

A dog is a cat, a cat is a dog, but a cat dog is not a dog.

INTO JAPANESE

犬は猫、猫は犬ですが、猫の犬は犬ではありません。

BACK INTO ENGLISH

A dog is a cat, a cat is a dog, but a cat dog is not a dog.