The 12559 / 12560 Shiva Ganga Superfast Express is a Daily Superfast Express train of the North Eastern Railway Zone, that runs between Banaras and New Delhi, named after the two jewels of Varanasi: Shiva and the Ganges river. From Wikipedia
Authorities implemented crowd control measures after delays of five trains led to significant congestion on platforms 12 and 13, bringing the situation under control.