4779
Nonetheless , the city of Hoorn celebrated its 600 and 650 year anniversary in 1957 and 2007 respectively .
 location: Hoorn
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 location: Hoorn