The 15713 / 14 Katihar - Patna Junction Intercity Express is an Express train belonging to Indian Railways Northeast Frontier Railway zone that runs between and in India.
It operates as train number 15713 from to and as train number 15714 in the reverse direction serving the states of Bihar., jagran.com, 15 July 2017
References
External links 15713 Intercity Express at India Rail Info 15714 Intercity Express at India Rail Info