Complex sentence: He argued that the law would be difficult to enforce and would result in arbitrary and unfair penalties; he also criticized a requirement that local merchants remove vandalism outside their shops, arguing that this shifted responsibility from the offenders.
Split into simpler sentences: He argued that the law would be difficult to enforce and would result in arbitrary and unfair penalties. He also criticized a requirement that local merchants clean up vandalism outside their shops, arguing that this shifted responsibility away from the offenders.