 Another linking feature can be found in the opening of the final movement, "Libera Me", where the slow march tune in the double basses (preceded by two drums outlining the rhythm) replicates the more-rapid opening theme of the first poem, "Anthem for Doomed Youth".One striking juxtaposition is found in the Offertorium, a fugue in the repeating three-part-time scheme , , where the choir sings of God's promise to Abraham ("Quam olim Abrahae promisisti, et semini eius" – "which you once promised Abraham and his seed").This frames Owen's retelling of the offering of Isaac, in which the angel tells Abraham to