Complex sentence: The oldest bridge is called "Purana Pul" (literally meaning old bridge) was built during the 16th century by the Qutb Shahi sultans of Golconda.
Split into simpler sentences: The oldest bridge is called "Purana Pul" (literally meaning'old bridge'). It was built during the 16th century by the Qutb Shahi sultans of Golconda.