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Sadler won 3 stakes races for the third time at Hollywood Park on July 17 , 2012 when Scherer Magic won the Grade III Hollywood Juvenile Championship , Switch in the Grade II A Gleam Handicap , and Lady of Shamrock in the Grade I Hollywood Oaks .
 Sadler
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Sadler