{ "items" : [
    { "id" : "http://webisa.webdatacommons.org/140378182"
      "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" : [ " nitrogen, oxygen or sulfur, there being up to 15 carbon atoms in each Z, two of which form a bridge between the carbon atoms connected by the adjacent Z groups, R is an aromatic group of up to 18 carbon atoms and up to two aromatic rings, inclusive; R' is an aliphatic group of up to 10 carbon atoms, inclusive; n or r each independently is zero or 1; X is a direct valence bond or X is alkylene of" ] ,
        "http://www.w3.org/ns/prov#wasQuotedFrom" : [ "google.com" ] } },

    { "id" : "http://webisa.webdatacommons.org/prov/131467867"
      "properties" : {
        "http://www.w3.org/ns/prov#wasDerivedFrom" : [ "http://webisa.webdatacommons.org/140378182"] } } }
