Original sentence: According to critics, Marxism's dictatorship of the proletariat is a democratic state form; single-party rule (which the Marxist–Leninist states made use of) cannot be a dictatorship of the proletariat under the Marxist definition
Edited sentence: Marxism's dictatorship of the proletariat is a democratic state form; single-party rule (which the Marxist–Leninist states made use of) cannot be a dictatorship of the proletariat under the Marxist definition