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" Mr. Yin Presents " ( stylized as " Mr. Yin Presents ... " ) is the sixteenth and final episode of the fourth season of Psych , and the 63rd episode in the series overall .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
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