<http://webisa.webdatacommons.org/prov/130531789> <http://www.w3.org/ns/prov#wasDerivedFrom> <http://webisa.webdatacommons.org/57717690> . <http://webisa.webdatacommons.org/57717690> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/ns/prov#Entity> . <http://webisa.webdatacommons.org/57717690> <http://www.w3.org/ns/prov#wasQuotedFrom> <google.ca> . <http://webisa.webdatacommons.org/57717690> <http://www.w3.org/ns/prov#value> "Behind the layer of drawing windows is a third layer of windows from the application program used before the drawing application, such as a spreadsheet application." .