Networking\InitCmsBundle\Model\Page::getParent PHP Method

    public function getParent($level = -1)
    {
        if (-1 === $level) {
            return $this->parent;
        }
        $parents = $this->getParents();
        if ($level < 0) {
            $level = count($parents) + $level;
        }
        return isset($parents[$level]) ? $parents[$level] : null;
    }