Symphony No. 98 (Haydn) of material from two works by Mozart, the Coronation Mass and Symphony No. 41 ("Jupiter"), and it was possibly intended by Haydn as a tribute to his friend and fellow-composer, who died in December 1791: Haydn was composing the symphony when he heard, and was greatly distressed by, the news of his friend's death. The movement's principal theme, introduced by the strings and marked "cantabile", is an almost exact quotation from "Agnus Dei" from Mozart's "Coronation Mass"; a resemblance to "God Save the King" has also been noted. The second theme is in the dominant (C major). The exposition is
Symphony No. 7 (Sibelius) 1", a "symphonic fantasy". The composer was apparently undecided on what name to give the piece, and only granted it status as a symphony after some deliberation. For its publication on 25 February 1925, the score was titled "Symphony No. 7 (in one movement)". The concept of a continuous, single-movement symphony was one Sibelius only reached after a long process of experimentation. His Symphony No. 3, dating from 1907, contained three movements, an earlier fourth movement having been fused into the third. The final result was successful enough for Sibelius to use the same idea in his Symphony No. 5,