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Liang Yung - hwa , manager of the Yungho branch of the Eslite bookstore , who has been working out for five years now , says that the new clubs spend too much money on lighting and on equipment that people who are really serious about working out never use , so the membership fees are three to four times those of the older gyms .
 Liang Yung - hwa, Yungho, Eslite, five years, three to four
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:
 Liang Yung - hwa, Yungho, Eslite, five years, three to four