It might be a special train for the people of AP, but for the bureaucrats inside IR, it is just a Superfast Express.
Sampoorna Kranti only enjoys that kind of priority because it runs behind the Patna Rajdhani with almost the same number of stoppages. Once it loses that slot, you can find it being regularly overtaken by priority trains of NCR.
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My point being, once a Superfast loses its slot, it also loses its priority.