4849
In order to reduce the number of empty seats , the plane even has passengers going to different destinations ; after the plane landed at Shanghai , those people stayed on the plane and waited for the cabin to be cleaned and tidied , and only after new passengers were boarded did they continue on their way .
 Shanghai
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:
 Shanghai