Ahvaz National Resistance
Speaking to Iran International TV in London , Yaqoub al-Tostari , for one of the two groups that identify themselves as the Arab Struggle Movement for the Liberation of Ahvaz , said the Ahvaz National Resistance was behind the attack , which killed 25 people excluding the five assailants , but did not specify which group . 
<triplet> Ahvaz National Resistance <subj> Arab Struggle Movement for the Liberation of Ahvaz <obj> part of