Predicate: taEAruf
Roleset id: 01 , To get to know one another
        Arg0: knower
        Arg1: entity known
        Arg2: instument of acquaintance
Frame:
تم تعارف الاباء على أولادهم
        Arg0 : الاباء
        Gloss: the fathers
        Arg1 : على أولادهم
        Gloss: at their childrens