<https://secure.gravatar.com/avatar/c2cdc77d84e382eaf6e0f3823fd05e55?s=96&amp;d=mm&amp;r=g>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://differencess.com/comforter-vs-duvet-whats-the-difference/>