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    { "id" : "http://dbpedia.org/resource/Marcellus_natural_gas_trend"
      "properties" : {
        "http://www.w3.org/2000/01/rdf-schema#comment" : [ "The Marcellus natural gas trend is a large and prolific area of shale gas extraction from the Marcellus Formation of Devonian age in the eastern United States. The trend encompasses 104,000 square miles and stretches across Pennsylvania and West Virginia, and into southeast Ohio and upstate New York. It is the largest source of natural gas in the United States, and production was still growing rapidly in 2013." ] ,
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          "http://dbpedia.org/resource/V._Range_Resources_Corporation" ] ,
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        "http://dbpedia.org/ontology/thumbnail" : [ "http://commons.wikimedia.org/wiki/Special:FilePath/Marcellus_Shale.png?width=300"] } } }
