{ "items" : [
    { "id" : "http://webisa.webdatacommons.org/42236288"
      "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" : [ "But according to the UC Davis report, 96 percent of nitrate contamination comes from agriculture, while only 4 percent can be traced to water treatment plants, septic systems, food processing, landscaping and other sources." ] ,
        "http://www.w3.org/ns/prov#wasQuotedFrom" : [ "californiawatch.org" ] } },

    { "id" : "http://webisa.webdatacommons.org/prov/143011824"
      "properties" : {
        "http://www.w3.org/ns/prov#wasDerivedFrom" : [ "http://webisa.webdatacommons.org/42236288" ] } },

    { "id" : "http://webisa.webdatacommons.org/prov/253484557"
      "properties" : {
        "http://www.w3.org/ns/prov#wasDerivedFrom" : [ "http://webisa.webdatacommons.org/42236288" ] } },

    { "id" : "http://webisa.webdatacommons.org/prov/393950332"
      "properties" : {
        "http://www.w3.org/ns/prov#wasDerivedFrom" : [ "http://webisa.webdatacommons.org/42236288" ] } },

    { "id" : "http://webisa.webdatacommons.org/prov/132062585"
      "properties" : {
        "http://www.w3.org/ns/prov#wasDerivedFrom" : [ "http://webisa.webdatacommons.org/42236288"] } } }
