actor1: Military Forces of Ethiopia (1991-2018)
actor2: ONLF: Ogaden National Liberation Front
notes: An ONLF unit killed three colonial Ethiopian soldiers and wounded five others in a well-organized attack at a place called Marehan in Fik District, Nogob Province.
target_text: actor1: Military Forces of Ethiopia (1991-2018), actor2: ONLF: Ogaden National Liberation Front