320175
They are used on the 20 km section between Coonoor and Kallar where the gradient of the track can be as steep as 1 in 12.5 .
 location: Coonoor
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: Coonoor 
Answer:
 location: Coonoor