protected function processItemReferenceElements(
        array $itemrefElements,
        ContextInterface $context,
        ThingInterface $thing
    ) {
        $iterator = new DOMIterator(
            $itemrefElements,
            $context->setParentThing($thing),
            new MicrodataElementProcessor()
        );

        // Iterate through all $node
        foreach ($iterator->getRecursiveIterator() as $node) {
            $node || true;
        }
    }