<https://emarketingstars.com/b2b-event-marketing-guide-campaign-analysis-and-kpis/#primaryimage>
<http://schema.org/width>
"1200"^^<http://www.w3.org/2001/XMLSchema#integer>
<https://emarketingstars.com/b2b-event-marketing-guide-campaign-analysis-and-kpis/>