29911
Located at the confluence of the Saint John River and Nerepis rivers , the fort may have had its origins as a fortified aboriginal village .
 location: Saint John River; location: Nerepis
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
 Entities: Saint John River, Nerepis 
Answer:
 location: Saint John River; location: Nerepis