<h3>{{ _('Navigation') }}</h3>
{%- if prev or next %}
<ul><li><ul>
    {%- if prev %}
      <li>Previous: <a href="{{ prev.link|e }}" title="{{ _('previous chapter')
        }}">{{ prev.title }}</a></li>
    {%- endif %}
    {%- if next %}
      <li>Next: <a href="{{ next.link|e }}" title="{{ _('next chapter')
        }}">{{ next.title }}</a></li>
    {%- endif %}
</ul></li></ul>
{%- endif %}
{{ toctree(includehidden=theme_sidebar_includehidden, collapse=theme_sidebar_collapse) }}
{% if theme_extra_nav_links %}
<hr />
<ul>
    {% for text, uri in theme_extra_nav_links.items() %}
    <li class="toctree-l1"><a href="{{ uri }}">{{ text }}</a></li>
    {% endfor %}
</ul>
{% endif %}