Complex sentence: The Symphony No.80 in D minor (Hoboken 1/80) is a symphony composed by Joseph Haydn in 1784 as part of a trio of symphonies that also included symphonies 79 and 81.
Split into simpler sentences: The Symphony No.80 in D minor (Hoboken 1/80) is a symphony by Joseph Haydn. The symphony was composed in 1784 as part of a trio of symphonies that also included symphonies 79 and 81.