12351/52 HWH - RJPB Express( erstwhile 3031/32 - 3231/32 HWH - DNR Express). There used to be slip coaches between HWH - MDP - GRD( SL - 2) and GRD - MDP - DNR( SL -1) by 3231/32. Later, the slip coaches started to get attached to 3111/12 Lal Quila Express( later to 13131/32 KOAA - PNBE Express) between KOAA - MDP - GRD( 3A - 1 & SL - 1) and GRD - MDP - DNR/PNBE( SL - 1).