Section
      AC_B
      AC Berth
      AC_S
      AC Seat
      SNIGDHA
      AC Chair
      F_BERTH
      First Class Berth
      F_SEAT
      First Class Seat
      F_CHAIR
      First Class Chair
      S_CHAIR
      Non-AC chair
      SHOVAN
      Non-AC flat bench
      SHULOV
      Basic non-AC wooden
      AC_CHAIR
      Ac Chair