Complex sentence: The seven Serbian prisoners that had participated in unloading the murdered inmates from the van were shot after the gassings stopped, but the gravedigger, a Serb named Vladimir Milutinović, survived.
Split into simpler sentences: The seven Serbian prisoners that had participated in unloading the murdered inmates from the van were shot after the gassings stopped. The gravedigger, a Serb named Vladimir Milutinović, survived.