source: Daily Post (Nigeria)
actor1: Islamic State (West Africa) - Lake Chad Faction
actor2: Boko Haram - Jamaatu Ahli is-Sunnah lid-Dawati wal-Jihad
location: Ngala
notes: On 6 October 2021, ISWAP member stormed a Boko Haram camp in Lake Chad on 50 speed boats (location coded as Ngala, Borno) and reportedly killed more than 87 Boko Haram members in retaliation for the killing of 24 ISWAP members killed this week [coded separately].