Complex sentence: William Craig, the Northern Ireland Home Affairs Minister, at first chose to ban the civil rights march, which caused complaints, however then banned the Apprentice Boys march as well on police advice in the hope of avoiding serious disorder.
Split into simpler sentences: William Craig, the Northern Ireland Home Affairs Minister, at first chose to ban the civil rights march, which caused complaints. However, he then banned the Apprentice Boys' march as well on police advice in the hope of avoiding serious disorder.