{ "items" : [
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    { "id" : "http://webisa.webdatacommons.org/49913113"
      "properties" : {
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        "http://www.w3.org/ns/prov#value" : [ "According to the present invention, provided are a method and a system for so embedding additional information, such as copyright information, in audio data that a modification in the sonic quality due to the embedding is imperceptible to human beings, and for maintaining the embedded information and precisely detecting it after processing of the audio data has been performed that does not drastic" ] ,
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