{ "items" : [
    { "id" : "http://webisa.webdatacommons.org/160549980"
      "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" : [ "Still another embodiment of the invention of U.S. Pat. No. 6,160,145 is a process of polymerizing at least one polymerizable unsaturated monomer, which process comprises contacting said monomer under polymerization conditions with a compound which comprises a cation derived from a transition, lanthanide or actinide metal compound, preferably a metallocene, by loss of a leaving group and an alumino" ] ,
        "http://www.w3.org/ns/prov#wasQuotedFrom" : [ "google.com" ] } },

    { "id" : "http://webisa.webdatacommons.org/prov/217895792"
      "properties" : {
        "http://www.w3.org/ns/prov#wasDerivedFrom" : [ "http://webisa.webdatacommons.org/160549980"] } } }
