YOU SAID:
Grace bakes cakes on her head
INTO JAPANESE
グレースは彼女の頭の上にケーキを焼く
BACK INTO ENGLISH
Grace bakes a cake on her head
INTO JAPANESE
グレースは彼女の頭の上にケーキを焼く
BACK INTO ENGLISH
Grace bakes a cake on her head
That didn't even make that much sense in English.