YOU SAID:
the baby is on the roof
INTO JAPANESE
赤ちゃんは屋根の上
BACK INTO ENGLISH
Baby's on the roof
INTO JAPANESE
屋根の上の赤ちゃん
BACK INTO ENGLISH
Baby on the roof
INTO JAPANESE
屋根の上で
BACK INTO ENGLISH
On the roof
INTO JAPANESE
屋根の上で
BACK INTO ENGLISH
On the roof
That didn't even make that much sense in English.