<https://globalfreedomofexpression.columbia.edu/laws/u-s-united-states-v-mullin-329-f-2d-295-4th-cir-1964/#breadcrumb>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://globalfreedomofexpression.columbia.edu/laws/u-s-united-states-v-mullin-329-f-2d-295-4th-cir-1964/>