{ "items" : [
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      "properties" : {
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    { "id" : "http://caligraph.org/ontology/Auto_racing_mass_medium"
      "properties" : {
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        "http://www.w3.org/2000/01/rdf-schema#subClassOf" : [ "http://caligraph.org/ontology/Motorsport_mass_medium",
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        "http://www.w3.org/ns/prov#wasDerivedFrom" : [ "http://en.wikipedia.org/wiki/Category:Auto_racing_mass_media" ] } },

    { "id" : "http://caligraph.org/ontology/Auto_racing_film"
      "properties" : {
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    { "id" : "http://caligraph.org/ontology/NASCAR_mass_medium"
      "properties" : {
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