9088
Before the year N , most Koreans were the descendants of northwestern nomads ; they were pressured by the Han for N years , and they bear animosity .
 the year N, Koreans, Han, N years
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:
 the year N, Koreans, Han, N years