Complex sentence: In 1983 it was used to claim responsibility for the shooting dead of three Protestant civilians at a church service near Darkley, County Armagh, claimed as retaliation for attacks on Catholic civilians by the Protestant Action Force.
Split into simpler sentences: In 1983 it was used to claim responsibility for the shooting dead of three Protestant civilians at a church service near Darkley, County Armagh. That was claimed as retaliation for attacks on Catholic civilians by the Protestant Action Force.