About: http://webisa.webdatacommons.org/93299791

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Add a placeholder to a slide layout to contain content, such as text, pictures, tables, charts, SmartArt graphics, clipart, videos, and more.
http://www.w3.org/ns/prov#wasQuotedFrom	office.com