SER bhale hi little ho lekin SRC sabse bade contenders me se ek hona chahiye P7s ke liye because of the sheer number of E-LOCOS it provides for the legendary trains of SER and many other extremely important trains of other zones which originate from/terminate at HWH. Gitanjali Coromandel Jnaneshwari Azad Hind CSTM Mail Falaknuma etc insab ko SRC P7 milna chahiye na ki P4.