{{ $dataName := .Get "data" }}

<ul>
  {{ range (index .Site.Data (split $dataName "/")) }}
    <li><a href="{{ .url | safeURL }}">{{ .title }}{{ with .filesize }} ({{ int (div (div . 1024) 1024) }} MB){{ end }}</a><br/>{{ .comment }}</li>
  {{ end }}
</ul>