By 23 February 1877 he had completed a second and more extensive prose draft of the work, and by 19 April of the same year he had transformed this into a verse libretto (or "poem", as Wagner liked to call his libretti).
Den 23. februar 1877 havde han tilendebragt en anden og mere omfattende prosaskitse til værket, og den 19. april samme år havde han omsat den i en libretto på vers (eller et "digt", som Wagner gerne kaldte sine libretti).