Compose a music piece that demonstrates Bach's inspiration.  
X:1
T:Music21 Fragment
T:Music21 Fragment
T:Music21
C:Music21
%%score 1 2 3 4
L:1/4
M:3/4
K:C
V:1 treble 
%%MIDI program 0
%%MIDI control 7 100
%%MIDI control 10 64
V:2 treble 
%%MIDI program 0
%%MIDI control 7 100
%%MIDI control 10 64
V:3 treble 
%%MIDI program 0
%%MIDI control 7 100
%%MIDI control 10 64
V:4 bass 
%%MIDI program 0
%%MIDI control 7 100
%%MIDI control 10 64
V:1
 A A A | e2 e | d e c/d/ | e d d | !fermata!e2 c | B c d | e d c | c2 B | !fermata!c2 d | e2 e | %10
 d2 d | c2 c | !fermata!B3 | A B ^G | !fermata!A2 A | d2 d | e2 e | c2 c | !fermata!B3 | %19
 A/B/ c/d/ e | e2 d | !fermata!e3 |] %22
V:2
 E E E | B2 c | c B A | B A/c/ B/A/ | !fermata!B2 E/^F/ | G2 A/B/ | c3/2 B A/ | A/G/ F G | %8
 !fermata!G2 B | c2 c | B/A/ B ^G | A/^G/ A2 | A !fermata!^G2 | A F E | !fermata!E2 E | A G F | %16
 G A B | B A/^G/ A | A !fermata!^G2 | E A B | A3/2 c/ B/A/ | !fermata!^G3 |] %22
V:3
 C C C | B, ^G A | A E E | E F/A/ ^G/A/ | !fermata!^G2 A | D E F | G3/2 F/ E | F3/2 E/ D | %8
 !fermata!E2 G | G2 A/G/ | F E E | E2 E | !fermata!E3 | C D B, | !fermata!C2 C | C B, B, | C E2 | %17
 E2 E | !fermata!E3 | C E E/D/ | C/B,/ A,/^G,/ A, | !fermata!B,3 |] %22
V:4
"Am" A,"Am/C" C"Am" A, |"E/G#" ^G,"E" E,"Am" A, |"D7/F#" ^F,"E/G#" ^G,"Am" A, | %3
"Em/G" =G,"Dm/F" F,/E,/"G#dim7/F" F, |"E" !fermata!E,2"Am" A, |"G" G,/F,/"C/E" E,"Dm" D, | %6
"C" C,"Gsus4" G,"Am" A, |"F" F,"Dm" D,"G" G, |"C" !fermata!C,2"G" G, |"C" C"Cmaj7/B" B,"Am" A, | %10
"Bm7b5/A" A,"E7/G#" ^G,"E" E, |"Am" A,"Am/C" C"Am" A, |"Esus4" !fermata!E,3 | %13
"F" F,"Bdim/D" D,"E" E, |"Am" !fermata!A,2"Am" A, |"D7/F#" ^F,"G" G,/=F,/"Bdim/E" E,/D,/ | %16
"C" C,"Am/C" C/B,/"Asus2" A,/^G,/ |"Am" A,"Am" A,,/B,,/"Am/C" C,/D,/ |"Esus4" !fermata!E,3 | %19
"Am" A,,"Am" A,"E/G#" ^G, |"Am" A,/=G,/"F" F,/E,/"Bm7b5/F" F, |"E" !fermata!E,3 |] %22  