{ "items" : [
    { "id" : "http://webisa.webdatacommons.org/295298002"
      "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" : [ "rom 4 to about 20 carbon atoms, R3 is a bridging group, n is 0, or 1, M is a transition metal having a valence of from 3, 4, 5, or 6, preferably from Group 4, 5, or 6 of the Periodic Table of the Elements and is preferably in its highest oxidation state, Y is a heteroatom containing group in which the heteroatom is an element with a coordination number of three from Group 15 or a coordination numb" ] ,
        "http://www.w3.org/ns/prov#wasQuotedFrom" : [ "google.es" ] } },

    { "id" : "http://webisa.webdatacommons.org/prov/122380418"
      "properties" : {
        "http://www.w3.org/ns/prov#wasDerivedFrom" : [ "http://webisa.webdatacommons.org/295298002"] } } }
