_:n1ae4580437f34512858ee2347cfc3100xb5
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://schema.org/PropertyValueSpecification>
<https://www.cargoshippinginternational.com/custom-export-documents-which-types-exist-and-when-do-you-need-them/>