860
Voters who say their finances have improved during a president ' s tenure usually favor the incumbent , while the challenger is preferred by those who say their financial situation has deteriorated .
 Voters who say their finances have improved during a president ' s tenure, who, their, a president, the incumbent, the challenger, those who say their financial situation has deteriorated, who, their
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: geographical social political, organization, person, location, facility, vehicle, weapon 
Text: {0} 
Answer:
 Voters who say their finances have improved during a president ' s tenure, who, their, a president, the incumbent, the challenger, those who say their financial situation has deteriorated, who, their