<http://webisa.webdatacommons.org/67983140> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/ns/prov#Entity> . <http://webisa.webdatacommons.org/67983140> <http://www.w3.org/ns/prov#wasQuotedFrom> <google.com> . <http://webisa.webdatacommons.org/prov/21160872> <http://www.w3.org/ns/prov#wasDerivedFrom> <http://webisa.webdatacommons.org/67983140> . <http://webisa.webdatacommons.org/67983140> <http://www.w3.org/ns/prov#value> "The top cover sheet can be eliminated completely if the curing step is conducted in a chamber having an inert atmosphere such as nitrogen, helium or the like." .