Requiem as a Genre
Special type of mass from late 15th C onward
There were local variants of text construction until after the Council of Trent
Introit
Kyrie
Gradual
Tract
Sequence
Agnus Dei
Communion
Responsory
Antiphon
Different composers set different sections
Mozart Requiem
History
The factual events surrounding Mozart Requiem lend itself to fiction
Mozart dies on December 5, 1791, leaving the work unfinished
The score is finished by Franz Xaver Süssmayr
Musical Characteristics
Primacy of Vocal Parts
Relatively small instrumentation
use of basset horn
Handelian-like vocal writing
Varying vocal styles
imitative
chordal declaration
fugue
vocal textures as structural devices