Assertion: caliph | /r/CapableOf | build baghdad
Facets:
value: in 762
type: TEMPORAL
Source sentences:
text: In 750, the Abbasid dynasty replaced the Umayyad as the ruling dynasty of the Islamic Empire, and, in 762, the caliph al-Mansur (r. 754–775) built Baghdad and made it his capital instead of Damascus.