<https://www.dmu.edu/blog/2012/09/cheri-t-teranishi-hashimoto-d-p-t-03/#schema-webpage>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.dmu.edu/blog/2012/09/cheri-t-teranishi-hashimoto-d-p-t-03/>