7463
The hydrographic network can be divided in two sectors , an occidental slope or Ebro river slope and one oriental slope constituted by minor rivers that flow to the Mediterranean along the Catalan coast .
 location: Ebro
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 
Answer:
 location: Ebro