minster, Ortrud claims the right of precedence by virtue of her rank,
and Telramund publicly accuses Lohengrin of sorcery. The faith of
Elsa, however, is not shaken. The two conspirators are ordered to
stand aside, the train enters the church, and Elsa and Lohengrin are
united.

The third act opens in the bridal chamber. The seeds of curiosity and
distrust which Ortrud has sown in Elsa's mind have ripened, and in
spite of her conviction that it will end her happiness, she questions
Lohengrin with increasing vehemence, at last openly demanding to know
his secret. At this juncture Telramund breaks into the apartment with
four followers, intending to take the life of Lohengrin. A single blow
of the knight's sword stretches him lifeless. He then places Elsa in
the charge of her ladies and orders them to take her to the presence
of the King, whither he also repairs. Compelled by his wife's
unfortunate rashness, he discloses himself as the son of Parsifal,
Knight of the Holy Grail, and announces that he must now return to its
guardianship. His swan once more appears, and as he steps into the
boat he bids Elsa an eternal farewell. Before he sails away, however,
Ortrud declares to the wondering crowd that the swan is Elsa's
brother, who has been bewitched by herself into this form, and would
have been released but for Elsa's curiosity. Lohengrin at once
disenchants the swan, and Gottfried appears and rushes into his
sister's arms. A white dove flies through the air and takes the place
of the swan, and Lohengrin sails away as Elsa dies in the embrace of
her newly found brother.

The Vorspiel, or prelude, to the opera takes for its subject the
descent of the Holy Grail, the mysterious symbol of the Christian
faith, and the Grail motive is the key to the whole work. The