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George F. Geist ( June 18 , 1955 ) is an American Republican Party politician , who served in the New Jersey State Senate from 2003 to 2004 , where he represented the 4th Legislative District .
 Geist, American Republican Party, New Jersey
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Geist, American Republican Party, New Jersey