13064
In his home state of Indiana , the committee ' s chairman , Republican Senator Richard Lugar .
 his home state of Indiana, Indiana, the committee, Republican, his, the committee ' s chairman, Republican Senator, Republican Senator Richard Lugar
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: organization, person, geographical social political, vehicle, location, weapon, facility 
Text: {0} 
Answer:
 his home state of Indiana, Indiana, the committee, Republican, his, the committee ' s chairman, Republican Senator, Republican Senator Richard Lugar