<https://star-trek-voyager.net/how-to-insert-image-in-excel-cell-step-by-step-guide/#primaryImage>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://star-trek-voyager.net/how-to-insert-image-in-excel-cell-step-by-step-guide/>