Question: The predecessor of Abul-Hasan was in charge of what unit? 
Sentence (from "Abu Mohammad al-Adnani"): Taha Subhi Falaha (Arabic: طه صبحي فلاحة‎ ‎ ; 1977 – 30 August 2016), known as Abu Muhammad al-Adnani al-Shami (Arabic: أبو محمد العدناني‎ ‎ ), was the official spokesperson and a senior leader of the Islamic State of Iraq and the Levant (also called the Islamic State or ISIS).
Relevant evidence: No