Complex sentence: This gives Memorize an immense degree of control over the population and enables them to establish a surveillance state, which leads a small group of rebels by the name of Errorists to attempt to bring down Memorize.
Split into simpler sentences: This gives Memorize an immense degree of control over the population and enables them to establish a surveillance state. This leads a small group of rebels by the name of Errorists to attempt to bring down Memorize.