Craft a piece of music that captures the impact of Bach's masterpieces.  
X:1
T:Music21 Fragment
T:Music21 Fragment
T:Music21
C:Music21
%%score 1 2 3 4
L:1/4
M:4/4
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
 z3 e | c d e/f/ g | f2 !fermata!e e/f/ | g g d e | c2 !fermata!B G | c d e/f/4g/4 f/e/ | %6
 !fermata!d3 e | c d e/=f/ g | f2 !fermata!e e/f/ | g g d e | c2 !fermata!B G | c d e f | %12
 e d !fermata!c2 |] %13
V:2
 z3 B | A G G G | A G !fermata!G c | c/B/ c B/ A G/ | G ^F !fermata!G G/=F/ | E G G c | %6
 !fermata!B3 B | B/ A G/ G A | A2 !fermata!A G | G/A/ B A G | A2 !fermata!G B | c3/2 B/ c c | %12
 c3/2 B/ !fermata!G2 |] %13
V:3
 z3 E | E D C C | C B, !fermata!C G | G G G B, | A,/B,/ C !fermata!D B, | E D C A | %6
 !fermata!D3 B, | E D C/D/ E | E D !fermata!^C =C | D D D/C/ B, | E D !fermata!D D | G F G F | %12
 G/A/ D/4E/4F/ !fermata!E2 |] %13
V:4
 z3"E/G#" ^G, |"Am" A,"G/B" =B,"C" C"C/E" E, |"Dm7" D,"G" G,"C" !fermata!C,"C" C | %3
"C/E" E,"C/E" E,/F,/"G" G,"Esus4" E, |"Am9" A,2"G" !fermata!G,"G" G, |"Am" A,"G/B" B,"C" C"F" F, | %6
"G" !fermata!G,3"E/G#" ^G, |"Am" A,"Bm" B,"C" C"A7/C#" ^C |"Dm" D2"A" !fermata!A,"C" =C | %9
"G/B" B,"G/A" A,/G,/"D/F#" ^F,"Em/G" G, |"Am7/G" G,"D7/F#" ^F,"G" !fermata!G,"G" G,/=F,/ | %11
"C/E" E,"Dm" D,"C" C,/ _B, A,/ |"C/G" G,/^F,/"Gsus4" G,"C" !fermata!C,2 |] %13  