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The band 's third release was a live album , titled " At Fillmore East " , and represented their artistic and commercial breakthrough : it immediately received solid sales upon its July 1971 release and went gold some months later .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 None