{ "items" : [
    { "id" : "http://webisa.webdatacommons.org/371678577"
      "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" : [ "R2 is an alkyl, cycloalkyl, aryl, or aralkyl group with 1-20 carbon atoms, or R2 is --C(O)--Z--R3," ] ,
        "http://www.w3.org/ns/prov#wasQuotedFrom" : [ "google.com" ] } },

    { "id" : "http://webisa.webdatacommons.org/prov/265542490"
      "properties" : {
        "http://www.w3.org/ns/prov#wasDerivedFrom" : [ "http://webisa.webdatacommons.org/371678577"] } } }
