actor1: Police Forces of Nigeria (1999-2015)
actor2: Rioters (Nigeria)
notes: Nigerian police fired tear gas on Friday in a bid to disperse student protesters demonstrating over a name change at their university, authorities and witnesses said. Students respond by throwing stones at police and physically engaging them. On Wednesday students protesting the name change blocked a bridge elsewhere in the city.
target_text: actor1: Police Forces of Nigeria (1999-2015), actor2: Rioters (Nigeria)