Complex sentence: The group's Syrian branch is called the Haidar al-Karar Brigades and is led by Akram al-Kabi, who is Asa'ib Ahl al-Haq's military leader and is stationed in Aleppo.
Split into simpler sentences: The group's Syrian branch is called the Haidar al-Karar Brigades. It is led by Akram al-Kabi, AAH's military leader, who is stationed in Aleppo.