/**
  * 
  * @param AttributionInterface $attribution
  * @param array $options
  */
 public function __construct(AttributionInterface $attribution, $vat, $options = array())
 {
     $this->attribution = $attribution;
     $this->vat = $vat;
     parent::__construct($options);
 }
 public function __construct(Trustee $trustee, $options = array())
 {
     $this->trustee = $trustee;
     parent::__construct($options);
 }