{ "items" : [
    { "id" : "http://webisa.webdatacommons.org/prov/273102946"
      "properties" : {
        "http://www.w3.org/ns/prov#wasDerivedFrom" : [ "http://webisa.webdatacommons.org/31601856" ] } },

    { "id" : "http://webisa.webdatacommons.org/prov/34116403"
      "properties" : {
        "http://www.w3.org/ns/prov#wasDerivedFrom" : [ "http://webisa.webdatacommons.org/31601856" ] } },

    { "id" : "http://webisa.webdatacommons.org/prov/135052989"
      "properties" : {
        "http://www.w3.org/ns/prov#wasDerivedFrom" : [ "http://webisa.webdatacommons.org/31601856" ] } },

    { "id" : "http://webisa.webdatacommons.org/31601856"
      "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" : [ "Ordinary well or spring water, in contrast, contains far fewer substances, mostly dissolved sulfates and carbonates, and calcium and other alkali and alkaline earth metals." ] ,
        "http://www.w3.org/ns/prov#wasQuotedFrom" : [ "infoplease.com" ] } },

    { "id" : "http://webisa.webdatacommons.org/prov/16648265"
      "properties" : {
        "http://www.w3.org/ns/prov#wasDerivedFrom" : [ "http://webisa.webdatacommons.org/31601856"] } } }
