Complex sentence: The Gikondo massacre was the mass murder of about 110 people of Tutsi identity, including children that sheltered in a Polish Pallottine mission church in Gikondo, Kigali on April 9,1994 and was executed by Interahamwe militia under supervision of Hutu presidential guard.
Split into simpler sentences: The Gikondo massacre was the mass murder of about 110 people of Tutsi identity, including children, who sheltered in a Polish Pallottine mission church in Gikondo, Kigali. The massacre took place on April 9,1994 and was executed by Interahamwe militia under supervision of the Hutu presidential guard.