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5 Such a satisfying , great conclusion . I highly recommend this book trilogy . Go read ! The Empire of Gold by {{USERNAME}} {{URL}}
 book trilogy, The Empire of Gold
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: group, creative work, person, event, product, location, corporation 
Text: {0} 
Answer:
 book trilogy, The Empire of Gold