{ "items" : [
    { "id" : "http://webisa.webdatacommons.org/143452113"
      "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" : [ "wherein X??? and Y??? are the same or different and are each independently a counter anion selected from the group consisting of an halogen anion, CIO4???, BF4???, PF6???, CH3COO??? and CH3(C6H4)SO3???, R1 is hydrogen or a C1-C5 alkyl group, R2 is a C1-C30 divalent hydrocarbon or oxygen-containing hydrocarbon group, R3 is a C1-C20 hydrocarbon or oxygen-containing hydrocarbon group and a is an inte" ] ,
        "http://www.w3.org/ns/prov#wasQuotedFrom" : [ "google.com" ] } },

    { "id" : "http://webisa.webdatacommons.org/prov/54955862"
      "properties" : {
        "http://www.w3.org/ns/prov#wasDerivedFrom" : [ "http://webisa.webdatacommons.org/143452113"] } } }
