{ "items" : [
    { "id" : "http://webisa.webdatacommons.org/56161263"
      "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" : [ "preserve and enhance the air quality in national parks and other areas of special natural recreational, scenic, or historic value.[6]:3" ] ,
        "http://www.w3.org/ns/prov#wasQuotedFrom" : [ "wikipedia.org" ] } },

    { "id" : "http://webisa.webdatacommons.org/prov/72354484"
      "properties" : {
        "http://www.w3.org/ns/prov#wasDerivedFrom" : [ "http://webisa.webdatacommons.org/56161263"] } } }
