355806
However , the fluctuations in the river level made the ferry difficult to operate , and in February 1897 , the Kansas Legislature authorized Douglas and Jefferson counties to construct a bridge .
 location: Kansas; location: Douglas; location: Jefferson
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: Kansas, Douglas, Jefferson 
Answer:
 location: Kansas; location: Douglas; location: Jefferson