title: Pataliputra
context: The city also became a flourishing Buddhist centre boasting a number of important monasteries. It remained the capital of the Gupta dynasty (3rd–6th centuries) and the Pala Dynasty (8th-12th centuries). The city was largely in ruins when visited by Xuanzang, and suffered further damage at the hands of Muslim raiders in the 12th century.[29] Afterwards, Sher Shah Suri made Pataliputra his capital and changed the name to modern Patna.
question: What was the largest city in the Gupta Empire?
answers: Pataliputra