About: http://webisa.webdatacommons.org/159180692

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	The Post Office has typically required that such return postcards be of card stock having a thickness of 0.009 inches, which is difficult or impossible to use in modern printers such as laser printers.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr