Question: The Threepenny Opera (Die Dreigroschenoper ) is a "play with music" by Bertolt Brecht and Elisabeth Hauptmann, adapted from which of John Gay's English ballad opera in three acts, written in 1728?
Sentence (from "Round Heads and Pointed Heads"): Brecht's notes on the play, written in 1936, contain the earliest theoretical application of his "defamiliarization" principle to his own "non-Aristotelian" drama.
Relevant evidence: No