<https://www.thefitbits.com/2017/03/how-to-keep-running-when-you-really.html#primaryimage>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://schema.org/ImageObject>
<https://www.thefitbits.com/2017/03/how-to-keep-running-when-you-really.html>