<https://www.excelbrevet.se/#/schema/person/image/>
<http://schema.org/contentUrl>
<https://secure.gravatar.com/avatar/dda4edb66b317a943428b1bb02b1e02e?s=96&d=mm&r=g>
<https://www.excelbrevet.se/hantera-dubbletter-och-unika-poster/>