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Martin Edward Grossman ( January 19 , 1965 – February 16 , 2010 ) was convicted of first degree murder for his part in the December 13 , 1984 , Florida killing of wildlife officer Peggy Park .
 Martin, Grossman, Florida
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Martin, Grossman, Florida