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Sanhe ( ) is a county-level city administered by Langfang prefecture in eastern Hebei province , People 's Republic of China .
 location: Sanhe; location: Langfang; location: Hebei
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: Sanhe, Langfang, Hebei 
Answer:
 location: Sanhe; location: Langfang; location: Hebei