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Ein Feste Burg is Unser Gott (Context (Lutheran hymn (Martin Luther set…
Ein Feste Burg is Unser Gott
Instrumentation
SATB chorus in movement 1 and 8
SB soloists for movement 3
orchestra
mainly doubling
basso continuo with bass viol and harpsichord
much more thinly scored in movement 2 as there are only doubling instruments and the continuo
no brass or percussion - Baroque
strings, woodwind
Structure
movement 1
fugal entrances of cantus firmus:
tenor,alto,sop
bass enters with altered CF
passes through keys
back to Dmaj
alto counter sub
new cantus firmus
movement 2
introduction
bass soloist
sop soloist
passes through dominant and relative minor
movement 8
full choral harmony movement
Harmony/tonality
Melody
cantus firmus - starts on tonic, rises to dominant, goes back to tonic and then dominant again
Rhythm/tempo/metre
Context
Johann Sebastian Bach
Lutheran hymn
Martin Luther set hymns to German so that they were more accessible
this was for reformation day
'a mighty fortress is our God'
cantata meaning 'sung'
elaborate
Baroque
movement 1 is a contrapuntal chorus piece with orchestral accompaniment
movement 2 is an aria for bass and sop soloists and chorale
movement 8 is a chorale in four part harmony doubled by orchestra