actor1: Rioters (Nigeria)
actor2: Police Forces of Nigeria (1993-1999)
notes: Four people have been killed in riots after an arson attack which razed a large part of the Onitsha market, the biggest market in Nigeria. Police opened fire and used teargas in battles with the rioters
target_text: actor1: Rioters (Nigeria), actor2: Police Forces of Nigeria (1993-1999)