{ "items" : [
    { "id" : "http://webisa.webdatacommons.org/328314552"
      "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" : [ "Go to the emergency room or call the local emergency number (such as 911) if you have a sudden or severe headache, especially if you also have nausea, vomiting, seizures, or any other neurological symptoms.Also call if you have a headache that is unusual for you, especially if it is severe or your worst headache ever." ] ,
        "http://www.w3.org/ns/prov#wasQuotedFrom" : [ "stlukes-stl.com" ] } },

    { "id" : "http://webisa.webdatacommons.org/prov/61765544"
      "properties" : {
        "http://www.w3.org/ns/prov#wasDerivedFrom" : [ "http://webisa.webdatacommons.org/328314552"] } } }
