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On the domestic front , he discussed the alternation of political parties in power , democratic reforms , a fair and just society , a government for all the people , nonpartisan government by a coalition of forces opposed to corruption , the establishment of an efficient and dynamic government , a knowledge - based economy , law and order , environmental preservation , education , culture , reconstruction from last year 's September 21st earthquake , and various other issues .
 last year 's, September 21st earthquake
Please list all entity words in the text that fit the category. Output format is "word1, 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} 
Answer:
 last year 's, September 21st earthquake