YOU SAID:

the dad sat on the grey couch in his tiny house.

INTO JAPANESE

お父さんは、彼の小さな家でグレーのソファに座っていた。

BACK INTO ENGLISH

Dad was sitting on a gray couch in his small house.

INTO JAPANESE

お父さんは、彼の小さな家にグレーのソファに座っていた。

BACK INTO ENGLISH

Dad was sitting on a gray couch in his small house.