YOU SAID:

its laying eggs on my roofThe cat is sleeping on my couch

INTO JAPANESE

屋根の上に卵を産んでいる猫はソファで寝ている

BACK INTO ENGLISH

The cat that is laying eggs on the roof is sleeping on the sofa

INTO JAPANESE

屋根の上で卵を産んでいる猫がソファで寝ている

BACK INTO ENGLISH

A cat laying eggs on the roof is sleeping on the sofa

INTO JAPANESE

屋根の上で卵を産む猫がソファで眠っている

BACK INTO ENGLISH

A cat laying eggs on the roof is sleeping on the sofa