Original sentence: Eastern Railway(ER) is a zone of the Indian Railways.In 2002 a new zone East Central Railway was created comprising Eastern Railway's Danapur, Dhanbad and Mughalsarai divisions.Its headquarter is at Fairley Place,  Kolkata and it comprises Howrah, Malda, Sealdah, and Asansol divisions.The name of the divisions denotes the name of the city where the divisional headquarter is located
Edited sentence: In 2002 a new zone, the East Central Railway was created comprising Eastern Railway's Danapur, Dhanbad and Mughalsarai divisions.Its headquarters is at Fairley Place, Kolkata and it comprises four divisions: Howrah, Malda, Sealdah, and Asansol.Later, the portion of BNR stretching from Howrah to Visakhapatnam in the South, Howrah to Nagpur in the Central area and upto Katni in the North Central Region were separated from Eastern Railway and became the South Eastern Railway on 1 August, 1955.The Eastern Railway was formed on 14 April, 1952 by amalgamating the East Indian Railway comprising of Sealdah, Howrah, Asansol and Danapur Divisions and the entire Bengal Nagpur Railway.The Eastern Railway(ER) is one of the 16 zones of the Indian Railways.The Jamalpur workshop is for wagon repair, periodic overhaul (POH) of diesel locomotives, manufacturing of cranes and tower-wagons, the Liluah workshop is for POH of coaching & freight vehicles and the Kanchrapara workshop is for POH of electric locomotives, EMU Locals and coaches.The name of the divisions denotes the name of the city where the divisional headquarters is located.This railway zone has three major workshops: Jamalpur, Liluah and Kanchrapara