57276
The town of Xuanhan is located in the valley of a river called Zhouhe .
 location: Xuanhan
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Xuanhan 
Answer:
 location: Xuanhan