<https://smdp.com/#/schema/person/image/>
<http://schema.org/contentUrl>
<https://secure.gravatar.com/avatar/6546c7b4be3e7ac5e8e046cd93f6b802?s=96&d=mm&r=g>
<https://smdp.com/2018/05/19/your-column-here-15/>