When Mamata Banarjee was RM this type trains were announced and as i know no trains was introduced. Her concept was a SF with only sleeper Coaches in entire route. This train follows this Concept and runs Bi-Weekly from Yelahana and follow little long route for connectivity purpose.
Flags Comments and Suggestions on this Bri-weekly please. As IR laid Tracks not by creator LRs are unavoidable.
Thanks