Assertion: brigade's headquarters | /r/Synonym | the islamic state of iraq
Facets:
value: previously
type: TEMPORAL
Source sentences:
text: The Dawud Brigade, which was based in Sarmin and fell under the umbrella of the anti-government Sham Army, arrived in the northeastern city of Raqqa last weekend, the main headquarters for the Islamic State (IS) – previously known as the Islamic State of Iraq and Syria (ISIS/ISIL).