sentences:  The composer has already created the score, but the poet is suffering from writer's block and resorts to trying to adapt previous verses he has written to the existing music.The composer and poet are interrupted when Eleonora, the prima donna hired by the Count, enters and delivers a sample of her vocal artistry.Together with the Poet and the Maestro, she acts out a scene from Giuseppe Sarti's "Giulio Sabino" that devolves into a grotesque parody.