actor1: Military Forces of Nigeria (1999-2015)
actor2: Boko Haram - Jamaatu Ahli is-Sunnah lid-Dawati wal-Jihad
notes: At least four security personnel, soldiers likely, were killed when gunmen believed to be Boko Haram insurgents attacked a security checkpoint near the border town of Banki in Borno State.
target_text: actor1: Military Forces of Nigeria (1999-2015), actor2: Boko Haram - Jamaatu Ahli is-Sunnah lid-Dawati wal-Jihad