_:nb72ba429bd1444e89bee923847bb9c24xb0
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://schema.org/ReadAction>
<https://help.flipbuilder.com/sv/docs/can-i-convert-a-group-of-pdfs-to-flipbooks-in-sequence/>