Upper India Express is for Sahibganj loop the first Howrah Delhi line. Pata nahi kya soch ke itna ghumaye the.
Then main line (Khana-Kiul) came up and finally GC.
KOAA-ADI express pehle AII tak thi, AII SDAH ki alternate train thi, CIC se thi thoda ghum kar jaati thi.
ADI extension ke baad toh isne LRs ke records bana dale😂😂😂