Trains can be run like for example take Gujarat to Odisha returnees.
ECoR and WR can start 24 coaches special all Sleeper trains between Ahmedabad- Bhubaneswar, and Surat-Bhubaneswar. Even Railways can consider Python kind of rake such that in one go nearly 40 Sleeper coaches can be run with Double WAP 7/ WAG 9.
People willing to board these trains can enlist themselves and these trains will run like Samjhauta express and Maitree express, all doors closed and Police escorts in every coach. Total people allowed to board in a single...
more... sleeper coach should be 72 only. 1 seat/berth for 1 person only. NO EXTRA people allowed. Fooding should be provided packed food which can be loaded from intermediate stations like Bhusawal-Nagpur-Raipur-Titlagarh.
Once these trains reach Bhubaneswar, ALL the passengers should be camped in any big open field just like Refugee camps. Testing needs to be done of every person and if comes negative, then only be allowed to go home.