Incorporate Bach's musical elements into a new composition.  
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
 c c d | e !fermata!c2 | d d e | f2 e | !fermata!f3 | e e ^f | g !fermata!d2 | e ^f g | g2 ^f | %9
 !fermata!g3 | d d e | f g a | g2 f | e2 !fermata!d | a3/2 g/ f | g3/2 f/ e | f f e | %17
 d2 !fermata!c | a3/2 g/ f | g3/2 f/ e | f f e | d2 !fermata!c |] %22
V:2
 G A B | c/_B/ !fermata!A2 | _B2 B | c2 c | !fermata!c3 | c c c | B !fermata!B2 | c c B/c/ | %8
 d c/B/ c/A/ | !fermata!B3 | B B ^c | d3/2 ^c/ d/=c/ | B ^c d | d ^c !fermata!A | A/B/ c d | %15
 d/c/ B c | c d c | c B !fermata!G | A/B/ c d | d/c/ B c | c d c | c B !fermata!G |] %22
V:3
 E E G | G !fermata!F2 | F2 G | A2 G/_B/ | !fermata!A3 | G G A | D !fermata!G2 | G D G | G/F/ E D | %9
 !fermata!D3 | G G G | A G F/E/ | D E F/A/ | _B A/G/ !fermata!F | c F/G/ A | G2 G | A G G | %17
 A G/F/ !fermata!E | c F/G/ A | G2 G | A G G | A G/F/ !fermata!E |] %22
V:4
"C" C/B,/"Am" A,"G" G, |"C" C,"F" !fermata!F,2 |"Bb" _B,3/2 A,/"Edim/G" G, |"F" F,"F/A" A,"C" C | %4
"F" !fermata!F,3 |"C" C"C" C/B,/"F#dim/A" A, |"G" G,2"G" !fermata!G, |"C" C"D" D"Em" E | %8
"G/B" B,"C" C"D" D |"G" !fermata!G,3 |"G" G,"G7/F" F,"C#dim/E" E, |"Dm" D,"Em" E,"Dm/F" F, | %12
"G7/F" F,"C#dim/E" E,"Dm" D, |"Em7b5/G" G,"A" A,"Dm" !fermata!D, |"F" F3/2 E/"Dm" D/C/ | %15
"G/B" B,/A,/"G" G,"C" C/B,/ |"F/A" A,"G7/B" B,"C" C |"Dm7/F" F,"G" G,"C" !fermata!C, | %18
"F" F3/2 E/"Dm" D/C/ |"G/B" B,/A,/"G" G,"C" C/B,/ |"F/A" A,"G7/B" B,"C" C | %21
"Dm7/F" F,"G" G,"C" !fermata!C, |] %22  