{ "items" : [
    { "id" : "http://webisa.webdatacommons.org/268293243"
      "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" : [ "Often called electronic displays or electronic changeable copy signs, the content of electronic message centers is changed or altered via electrically illuminated or mechanically driven changeable segments.Electronic message centers may project still images, scrolling images or moving images, including video and animation." ] ,
        "http://www.w3.org/ns/prov#wasQuotedFrom" : [ "signsmassachusetts.com" ] } },

    { "id" : "http://webisa.webdatacommons.org/prov/13318141"
      "properties" : {
        "http://www.w3.org/ns/prov#wasDerivedFrom" : [ "http://webisa.webdatacommons.org/268293243" ] } },

    { "id" : "http://webisa.webdatacommons.org/prov/365145015"
      "properties" : {
        "http://www.w3.org/ns/prov#wasDerivedFrom" : [ "http://webisa.webdatacommons.org/268293243"] } } }
