<https://www.freeccnastudyguide.com/study-guides/ccna/ch11/11-8-lmi-encapsulation-types/>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.freeccnastudyguide.com/study-guides/ccna/ch11/11-8-lmi-encapsulation-types/>