<https://www.socialemailmarketing.eu/2011/05/only-influencers-email-marketings-exclusive-club/#primaryimage>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://schema.org/ImageObject>
<https://www.socialemailmarketing.eu/2011/05/only-influencers-email-marketings-exclusive-club/>