<https://cellularnews.com/guides/10-easy-steps-to-build-a-diy-projector-out-of-a-shoebox/#blogposting>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://cellularnews.com/guides/10-easy-steps-to-build-a-diy-projector-out-of-a-shoebox/>