actor1: MASSOB: Movement for the Actualization of a Sovereign State of Biafra
actor2: Police Forces of Nigeria (1999-2015)
notes: Two are dead when members of the Movement for the Actualization of the Sovereign State of Biafra (MASSOB) clash with police in Aba.
target_text: actor1: MASSOB: Movement for the Actualization of a Sovereign State of Biafra, actor2: Police Forces of Nigeria (1999-2015)