YOU SAID:

the cat sat on the hat which had a bat

INTO JAPANESE

猫はバットを持った帽子の上に座っていた

BACK INTO ENGLISH

The cat was sitting on a hat holding a bat

INTO JAPANESE

猫はバットを持って帽子の上に座っていた

BACK INTO ENGLISH

The cat was sitting on the hat with a bat

INTO JAPANESE

猫はバットを持って帽子の上に座っていた

BACK INTO ENGLISH

The cat was sitting on a hat with a bat

INTO JAPANESE

猫はバットを持って帽子の上に座っていた

BACK INTO ENGLISH

The cat was sitting on a hat with a bat