public override int GetHashCode() { unchecked { var hashCode = (_telephones != null ? _telephones.GetHashCode() : 0); hashCode = (hashCode * 397) ^ (_comments != null ? _comments.GetHashCode() : 0); hashCode = (hashCode * 397) ^ (ClientLocation != null ? ClientLocation.GetHashCode() : 0); hashCode = (hashCode * 397) ^ (Person != null ? Person.GetHashCode() : 0); return(hashCode); } }