2384
Results from the U.S. Open Tennis Championships at the National Tennis Centre on Saturday ( prefix number denotes seeding ) :
 else: U.S. Open Tennis Championships; location: National Tennis Centre
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, else, organization, person 
Text: {0} 
Answer:
 else: U.S. Open Tennis Championships; location: National Tennis Centre