this slip portion will be at last of 12779,only one UR nd SLR(said keeping in mind for unreserved pax/sudden plans) which fills up to brim at MAO.once reaching LD will be detached and moved to PF3,mean time RPF will do "vigorous" checking in these slip coaches for legal/illegal liquor.even who showed bills were also taken and questioned later.and later these coaches were moved to PF1 and connected to 16590:)