About: http://webisa.webdatacommons.org/165456860

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	With current roller technology it is difficult to revert the paper, i.e. exchange the top and bottom surfaces of the paper while maintaining the same leading edge.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com