Complex sentence: Civilians in Domenikon were ordered to remain inside their houses, the Domenikiots obeyed the orders believing that they would avoid punishment since they had not participated in or had any foreknowledge of the ambush.
Split into simpler sentences: Civilians in Domenikon were ordered to remain inside their houses. The Domenikiots obeyed the order believing that they would avoid punishment since they had not participated in or had any foreknowledge of the ambush.