public function parent()
    {
        if (!$this->has('slug')) {
            throw new FatalErrorException(__d('content', "Missing property 'slug', make sure to include it using Query::select()."));
        }

        return TableRegistry::get('Content.Contents')
            ->find()
            ->select(['id', 'slug', 'content_type_slug', 'language'])
            ->where([
                'id' => $this->translation_for,
                'status' => 1,
            ])
            ->first();
    }