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    { "id" : "http://dbpedia.org/resource/Instrument_amplifier"
      "properties" : {
        "http://www.w3.org/2000/01/rdf-schema#comment" : [ "An instrument amplifier is an electronic amplifier that converts the often barely audible or purely electronic signal from musical instruments such as an electric guitar, an electric bass, or an electric keyboard into an electronic signal capable of driving a loudspeaker that can be heard by the performers and audience." ] ,
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        "http://dbpedia.org/ontology/thumbnail" : [ "http://commons.wikimedia.org/wiki/Special:FilePath/Pink-Guitar-Amp.jpg?width=300"] } } }
