{ "items" : [
    { "id" : "http://webisa.webdatacommons.org/319299523"
      "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" : [ "Sure, there are some unfortunate 'bad luck' instances here, but spend any time in an ER, and you will quickly find that alcohol and drug use are a huge driver of 'accident' and trauma costs." ] ,
        "http://www.w3.org/ns/prov#wasQuotedFrom" : [ "econlib.org" ] } },

    { "id" : "http://webisa.webdatacommons.org/prov/271553457"
      "properties" : {
        "http://www.w3.org/ns/prov#wasDerivedFrom" : [ "http://webisa.webdatacommons.org/319299523"] } } }
