{ "items" : [
    { "id" : "http://webisa.webdatacommons.org/321100121"
      "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" : [ "Cities and Environment???s study shares different kinds of factors that affect an urban tree???s survival." ] ,
        "http://www.w3.org/ns/prov#wasQuotedFrom" : [ "theenvironmentalblog.org" ] } },

    { "id" : "http://webisa.webdatacommons.org/prov/309974541"
      "properties" : {
        "http://www.w3.org/ns/prov#wasDerivedFrom" : [ "http://webisa.webdatacommons.org/321100121"] } } }
