40096
Other regions of the world , including India and China , also have early evidence of water clocks , but the earliest dates are less certain .
 location: India; location: China
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: India, China 
Answer:
 location: India; location: China