の世話をした

took care of

→ の
phrase Uncommon #13,381
took care of Follows the person or thing that someone took care of.
JA: 旅行中、友達の猫の世話をした。
EN: I took care of my friend's cat while they were traveling.

彼女はその孤児の世話をしたそうです。

I hear she took care of the orphan.

彼女は子供たちの世話をした。

She took care of the children.

彼女は老いた母の世話をした。

She took care of her elderly mother.