protected function _getParentProduct($sParentId)
    {
        if ($sParentId && $this->_oParentProd === null) {
            $this->_oParentProd = false;
            $oProduct = oxNew(\OxidEsales\Eshop\Application\Model\Article::class);
            if (($oProduct->load($sParentId))) {
                $this->_processProduct($oProduct);
                $this->_oParentProd = $oProduct;
            }
        }

        return $this->_oParentProd;
    }