Why 02533/Gorakhpur - Bandra Terminus Special take Mathura Jn(MTJ)-Achhnera Jn(AH)-Bharatpur Jn(BTE) route where loco reversal is required instead of taking direct route Mathura Jn(MTJ)-Bharatpur Jn(BTE). Trains travelling from Mathura Jn(MTJ) to Bharatpur Jn(BTE) can go directly on main route so why long complicated route is designed for this train which included unnecessary loco reversal?