public PersonRelationType[] ToForaeldremyndighedsindehaver(Func <string, Guid> cpr2UuidFunc) { var custodyOwners = Overwrite .Filter(ItemsAsTimedType.Where(i => i is ParentalAuthorityType)) .Select(auth => (auth as ParentalAuthorityType).ToPersonRelationType(cpr2UuidFunc)) .ToArray(); return(custodyOwners); }