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On 17 May 2006 , a piano that had been buried under one of the cairns on the peak was uncovered by the John Muir Trust , which owns much of the mountain .
 organization: John Muir Trust
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: John Muir Trust 
Answer:
 organization: John Muir Trust