{{- $subsection := .Get 0 -}}
<ul>
    {{- range .Site.Menus.docs -}}
        {{- range .Children }}
            {{- if eq $subsection .Parent -}}
                <li>
                    <a href="{{ .URL }}">{{- .Page.Title -}}</a>
                    {{- with .Page.Description }}
                    <p>{{ . | markdownify }}</p>
                    {{- end -}}
                </li>
            {{- end -}}
        {{- end -}}
    {{- end }}
</ul>