51401
Many additional streams enter or join with the Allegheny River along its course .
 location: Allegheny River
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: Allegheny River 
Answer:
 location: Allegheny River