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In 1993 , new head coach Bill Parcells moved Grier back to the personnel department as the Patriots ' director of pro scouting .
 person: Bill Parcells; person: Grier
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Bill Parcells, Grier 
Answer:
 person: Bill Parcells; person: Grier