actor1: Unidentified Armed Group (Algeria)
actor2: Police Forces of Algeria (1999-2019)
notes: On Friday 1 July 2011, four policemen were injured in a suicide bomb attack at the entrance to the city of Azeffoun. The same source conflictingly reported that the bomb was remotely detonated.
target_text: actor1: Unidentified Armed Group (Algeria), actor2: Police Forces of Algeria (1999-2019)