{ "items" : [
    { "id" : "http://webisa.webdatacommons.org/147255045"
      "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" : [ "The International Physical Activity Questionnaire (IPAQ) [18] is a standardised questionnaire widely used to assess walking, moderate and vigorous activity across habitual domains, including leisure time." ] ,
        "http://www.w3.org/ns/prov#wasQuotedFrom" : [ "biomedsearch.com" ] } },

    { "id" : "http://webisa.webdatacommons.org/prov/51027468"
      "properties" : {
        "http://www.w3.org/ns/prov#wasDerivedFrom" : [ "http://webisa.webdatacommons.org/147255045"] } } }
