Complex sentence: Some people consider the lesser of two evils principle to be an instance of the false dichotomy fallacy, and its enemies include both revolutionaries who oppose the system as a whole, and political moderates advocating that third parties be given equal weight in that system.
Split into simpler sentences: Some people consider the lesser of two evils principle to be an instance of the false dichotomy fallacy. Opponents of this line of thinking include revolutionaries who oppose the system as a whole, and political moderates advocating that third parties be given greater exposure in that system.