{ "items" : [
    { "id" : "http://webisa.webdatacommons.org/419475357"
      "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" : [ "Aug 23, 2011 2:08 PM Medical Field advances have allowed the NFL and other organizations to understand what is happening to a human body that plays football much better then 20 years ago." ] ,
        "http://www.w3.org/ns/prov#wasQuotedFrom" : [ "nbcsports.com" ] } },

    { "id" : "http://webisa.webdatacommons.org/prov/241035372"
      "properties" : {
        "http://www.w3.org/ns/prov#wasDerivedFrom" : [ "http://webisa.webdatacommons.org/419475357"] } } }
