<https://secure.gravatar.com/avatar/3aee621f1cc628f24c3ea5c64a1dca7e?s=96&amp;d=mm&amp;r=g>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://mondoro.com/what-are-some-things-that-can-be-made-from-silk/>