Complex sentence: A "külliye" is an Ottoman architectural concept that designates a complex of buildings centered around a mosque and Bayezid II Külliye was built in 1488 by the Ottoman sultan Bayezid II (reigned 1481--1512).
Split into simpler sentences: A "külliye" is an Ottoman architectural concept that designates a complex of buildings centered around a mosque. Complex of Bayezid II Külliye was built in 1488 by the Ottoman sultan Bayezid II (reigned 1481--1512).