actor1: Unidentified Armed Group (Nigeria)
actor2: Civilians (Nigeria)
notes: Two sons of a traditional ruler, Chief Oliver Wobo, are found beheaded on 11/07 after disappearing on 10/07. Perpetrators not known. The ruler had passed away at an earlier date; the political power of the sons was not described by the source.
target_text: actor1: Unidentified Armed Group (Nigeria), actor2: Civilians (Nigeria)