So begins one of the most engaging, and variously controversial, musical scenes in Euripides. The Messenger's narrative of the Phantom Helen's disappearance has proved to Menelaus that the Helen standing before him is the real Helen, altogether innocent of elopement to Troy, from whom he has been sundered for seventeen laborious years. The ensuing embrace is developed in a duet which is followed without a break by the so-called ‘Interrogation’, the two together constituting the so-called ‘Recognition Duo’.