Complex sentence: They took out his skull and proceeded to play a game of football around the cemetery, his reputation for deeds of horror on neighbours during 1798, when he was about 72 years old, having stayed in the minds of locals.
Split into simpler sentences: They took out his scull and proceeded to play a game of football around the cemetery. His reputation of horror deeds on local neighbours during 1798 when he was about 72 years old stayed in the minds of locals.