<https://www.electronics-lab.com/community/index.php?/topic/26623-drc-and-net-list/#comment-118542>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.electronics-lab.com/community/index.php?/topic/26623-drc-and-net-list/#comment-118605>