Original sentence: These are the Rebero Genocide Memorial Site where 14,400 victims are buried, and the Nyanza-Kicukiro Genocide Memorial Site where 5,000 victims were killed after Belgian soldiers who were serving in the United Nations peacekeeping forces abandoned them
Edited sentence: These are the Rebero Genocide Memorial Site where 14,400 victims are buried, and the Nyanza-Kicukiro Genocide Memorial Site where 5,000 victims were killed after Belgian soldiers who were serving in the United Nations peacekeeping forces abandoned them, in an unprecedented act of cowardice