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He was sired by Cassatt 's outstanding runner , The Bard , a son of U.S. Racing Hall of Fame inductee , Longfellow .
 Cassatt, U.S. Racing Hall of Fame
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Cassatt, U.S. Racing Hall of Fame