{ "items" : [
    { "id" : "http://webisa.webdatacommons.org/prov/137300572"
      "properties" : {
        "http://www.w3.org/ns/prov#wasDerivedFrom" : [ "http://webisa.webdatacommons.org/73300790" ] } },

    { "id" : "http://webisa.webdatacommons.org/73300790"
      "properties" : {
        "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" : [ "Broadly speaking, the present invention is a method and system for collecting vapors discharged from a vehicle fuel tank during refueling and processing excess combustible vapors recovered in order to prevent their contributing to increased pressurization in storage tanks for the volatile liquid." ] ,
        "http://www.w3.org/ns/prov#wasQuotedFrom" : [ "google.com"] } } }
