Complex sentence: His recently revived, "Speed-the-Plow", is quintessentially Aristotelian, in that it both observes the unities (with exception of Act I's change in place) and builds its plot through a causal stream of discoveries and reversals.
Split into simpler sentences: His recently revived, "Speed-the-Plow", is quintessentially Aristotelian. It observes the unities, with exception of Act I's change in place, and builds its plot through a causal stream of discoveries and reversals.