public void AddFamilyMember(Family family, Person member, FamilyRelationship relationship)
        {
            //If the person is a parent, call AssignFamilyParents of app service because it will set parents in family entity ?

            //Find and update a relationship between the person and the parents,
            //first with the father then with the mother

            //If not exist create new relationship between the person and family parents.

            if (family != null && member != null)
            {
                relationship = new FamilyRelationship
                {
                    Family = family,
                    Person = member,
                };

                //return relationship;
            }

            //throw user friendly exception
        }
 public void AddRelationship(FamilyRelationship relationship)
 {
     throw new NotImplementedException();
 }