{ "items" : [
    { "id" : "http://webisa.webdatacommons.org/202281846"
      "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" : [ "[1850] Right of petition : remarks of Messrs. Seward, Hale, and Chase, with a sketch of the debate in the Senate on various petitions and other matters connected with the subject of slavery, The by Seward, William Henry, 1801-1872. available in print" ] ,
        "http://www.w3.org/ns/prov#wasQuotedFrom" : [ "cornell.edu" ] } },

    { "id" : "http://webisa.webdatacommons.org/prov/156502898"
      "properties" : {
        "http://www.w3.org/ns/prov#wasDerivedFrom" : [ "http://webisa.webdatacommons.org/202281846"] } } }
