What is an ostinato? What is a herald angel? What is Augustinianism? What is postpositivism? What are the barrows around Stonehenge for? What is the Haggadah? What is post-painterly abstraction? What is environmental holism? What is ignoratio elenchi?
What is the Threepenny Opera about? What is the Hallel? What is suburbanization? What is an art song? What is an enthymeme? What is folk music about? What is the Adoration of the Magi? What is historicism in music? What is melodrama in literature?