YOU SAID:
The grumpy grandma has been taken care of.
INTO JAPANESE
不機嫌そうなおばあちゃんは世話をされています。
BACK INTO ENGLISH
The moody grandma is being taken care of.
INTO JAPANESE
不機嫌そうなおばあちゃんが世話をしています。
BACK INTO ENGLISH
A moody grandma is taking care of her.
INTO JAPANESE
不機嫌そうなおばあちゃんが彼女の世話をしています。
BACK INTO ENGLISH
A moody grandma is taking care of her.
That didn't even make that much sense in English.