in and of:“房子里的汤姆……”是Tom in the room does sth.”还是“Tom of the room does sth.”

问题描述:

in and of:“房子里的汤姆……”是Tom in the room does sth.”还是“Tom of the room does sth.”
理由是什么?

Tom in the room does sth.房子里的汤姆(汤姆在房子里同等意思)