Off-beat coupling of works by Ullmann and Orff casts vibrant light on opera as intimate theater

Review: When opera is really working as theater, you tend to forget you’re listening to sung speech as you lose yourself in drama’s thrall. That’s precisely the effect in Chicago Opera Theatre’s potent evening of one-act rarities: Viktor Ullmann’s darkly surreal “The Emperor of Atlantis” and Carl Orff’s wry parable “The Clever One.” ★★★★