<https://secure.gravatar.com/avatar/1276eee631f8e6a85939f57dcdba34e3?s=96&amp;d=mm&amp;r=g>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://dogstree.com/are-squeaky-toys-good-for-your-labrador-retriever/>