<https://secure.gravatar.com/avatar/b5107b604a170b4b06f1736672328cf4?s=96&amp;d=mm&amp;r=g>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.glasstradecentre.com.au/product/open-cell-backing-rod-grey/>