7468
The difference is due to the big contribution of the Ebro river , from which the Segre is an important tributary .
 location: Ebro; location: Segre
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: Ebro, Segre 
Answer:
 location: Ebro; location: Segre