lekin aaj ka example lelo.. ye Kanpur se 6:30am ko nikli (lagbhag 3 ghante late)... Kanpur se nikalkar 2 ghante ho gaye.. NTES ke mutabik ye sirf Kanpur se 27 kms hi aage pohachi hai.. ye samajh me nahi ata.. 2 ghante me 27 kms.. isse tez toh passenger trains chalti hai...