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What 's more , " Though people in Ilan and Hualien may earn less money and have fewer facilities and less variety of activities , they also enjoy a lower cost of living , a more relaxed pace of life and clean air , " notes Ou .
 geographical social political: Ilan; geographical social political: Hualien; person: Ou
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: date, organization, person, geographical social political, national religious political, facility, cardinal, location, work of art, law, event, product, ordinal, percent, time, quantity, money, language 
Text: {0} 
 Entities: Ilan, Hualien, Ou 
Answer:
 geographical social political: Ilan; geographical social political: Hualien; person: Ou