<https://secure.gravatar.com/avatar/f6ac42858829677e1e1d0940c3a0d064?s=96&amp;d=mm&amp;r=g>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://schema.org/ImageObject>
<https://4spotmarketing.com/how-to-effectively-use-the-seo-yoast-plugin/>