Mahabad parade bombing
The Mahabad parade bombing was a bombing that took place on September 18 , 2010 in the Iranian city of Mahabad , West Azerbaijan Province . 
<triplet> Mahabad parade bombing <subj> September 18, 2010 <obj> point in time <subj> Mahabad <obj> location <triplet> Iran <subj> West Azerbaijan Province <obj> contains administrative territorial entity <triplet> Mahabad <subj> Iran <obj> country <triplet> West Azerbaijan Province <subj> Iran <obj> located in the administrative territorial entity