initially this train runs as two services like, VSKP to TEL(Janmabhoomi Exp) and TEL to SC (Via GNT) (Nagarjuna Exp). Later Nagarjuna Exp was cancelled and extended the Janmabhoomi Exp to SC Via GNT instead of Nagarjuna Exp. So how this train diverted from BZA to SC(Via KZJ).
Source:
click here