Guess this train with people sleeping in the circulation space, beneath the berths, etc.
Hint 1: Date of Capture Dec 6, 2021
Hint 2: WR train
Hint 3: Not a train from/to Bihar
Hint...
more... 4: A weekly train
Hint 5: An East West train having RSA with a North West train
Hint 6: ICF rake
Hint 7: TAT at the origin is less than 4 hours