Complex sentence: A day later, the Amaq News Agency claimed the attack was carried out by ISIL fighters targeting a gambling premise that they deemed "haram", while the group's east Asia division referred to only one attacker named Abou al-Kheir al-Arkhebieli.
Split into simpler sentences: A day later, the Amaq News Agency claimed the attack was carried out by ISIS fighters. The group's east Asia division referred to only one attacker named Abou al-Kheir al-Arkhebieli.