38494
Train Name 08:20 08:32 156SR Chengalpattu-Arakkonam passenger 08:35 08:57 BTL1 Chengalpattu – Tirumalpur EMU 18:15 18:31 196SR Pondicherry – Tirupati passenger 19:20 19:35 BTL3 Chengalpattu – Tirumalpur EMU 20:20 20:30 152SR Chengalpattu – Arakkonam passenger 20:45 21:07 BTL5 Chengalpattu – Tirumalpur EMUPalur to Chengalpattu Train Schedule PALR CGL Train No. .
 Chengalpattu, Chengalpattu, Chengalpattu, Arakkonam, Chengalpattu, Chengalpattu
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Chengalpattu, Chengalpattu, Chengalpattu, Arakkonam, Chengalpattu, Chengalpattu