<https://secure.gravatar.com/avatar/75174416732fb34b9e273afc418456a1?s=96&amp;d=blank&amp;r=g>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://campgrasp.com/camping-cot-vs-sleeping-pad-which-is-best/>