original rake is of Jagannath Express (ECoR) and Gitanjali uses the same rake. So the rakes belong to ECoR only. We find the same thing in 18181/82 and 18191/92. the original rake is of 18181/82 (SER) and the same rake is used to run 18191/92 Chhapra - Farukhabad Utsarg Express which doesn't touch SER.