{ "items" : [
    { "id" : "http://webisa.webdatacommons.org/447961011"
      "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" : [ "Interpretive Summary: One of the greatest threats to agriculture, natural ecosystems and human health in North America is the annual introduction of huge numbers of plants, insects and other animals, and pathogens from other areas of the world." ] ,
        "http://www.w3.org/ns/prov#wasQuotedFrom" : [ "usda.gov" ] } },

    { "id" : "http://webisa.webdatacommons.org/prov/395182439"
      "properties" : {
        "http://www.w3.org/ns/prov#wasDerivedFrom" : [ "http://webisa.webdatacommons.org/447961011"] } } }
