13797
There is a necessity of trains from various metropolises like Kolkata , Delhi , Mumbai , Chennai , Bangalore , Chandigarh , Ahmedabad , Kanpur etc. .
 Kolkata, Delhi, Mumbai, Chennai, Bangalore, Chandigarh, Ahmedabad, Kanpur
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Kolkata, Delhi, Mumbai, Chennai, Bangalore, Chandigarh, Ahmedabad, Kanpur