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Some analysts say uncertainty about Washington 's anti-takeover policy was one reason that financing for the United Airlines takeover fell through -- the event that triggered the market drop .
 geographical social political: Washington; cardinal: one; organization: United Airlines
Please list all entity words in the text that fit the category.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} 
Answer:
 geographical social political: Washington; cardinal: one; organization: United Airlines