{% for site_url in items %} {{ site_url.url | sanitize_xml_text }} {{ site_url.last_modification }} {% if site_url.priority is not none %} {{ site_url.priority }} {% endif %} {% if site_url.change_frequency is not none %} {{ site_url.change_frequency }} {% endif %} National Geographic {{site_url.language}} {{site_url.publication_datetime}} {{ site_url.data.title|sanitize_xml_text }} {% if site_url.keywords %} {{site_url.keywords}} {% endif %} {% for image in site_url.images %} {{ image.uri | sanitize_xml_text }} {% if image.caption is not none %} {{ image.caption | sanitize_xml_text }} {% endif %} {% if image.title is not none %} {{ image.title | sanitize_xml_text }} {% endif %} {% endfor %} {% endfor %}