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Both mainstream and non-mainstream music companies ( such as Friendly Dog and Crystal Records , respectively ) have begun to release their albums , thus giving a small number of enthusiasts ample opportunity to keep up to date with the unde
 Friendly Dog, Crystal Records
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: date, organization, person, geographical social political, national religious political, facility, cardinal, location, work of art, law, event, product, ordinal, percent, time, quantity, money, language 
Text: {0} 
Answer:
 Friendly Dog, Crystal Records