<http://webisa.webdatacommons.org/453857418> <http://www.w3.org/ns/prov#wasQuotedFrom> <google.fr> . <http://webisa.webdatacommons.org/453857418> <http://www.w3.org/ns/prov#value> "In other words, the optical transmission system 3 is a system which performs CWDM optical transmission." . <http://webisa.webdatacommons.org/453857418> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/ns/prov#Entity> . <http://webisa.webdatacommons.org/prov/310706978> <http://www.w3.org/ns/prov#wasDerivedFrom> <http://webisa.webdatacommons.org/453857418> .