Compose a piece influenced by Bach's musical style.  
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 bass 
%%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
 G c G A | G3/2 F/ E !fermata!E | G G F E | D3/2 C/ !fermata!C2 | G c G A | G3/2 F/ E !fermata!E | %6
 G G F E | D3/2 C/ !fermata!C2 | D D E/^F/ G | G3/2 ^F/ G !fermata!G | A3/2 B/ c c | %11
 B3/2 B/ A !fermata!A | E E A G | G ^F !fermata!G2 | A G F E | D3/2 C/ !fermata!C2 |] %16
V:2
 C C C C | C B, E !fermata!E | C C/B,/ A,/B,/ C | C B, !fermata!C2 | C C C C | C B, E !fermata!E | %6
 C C/B,/ A,/B,/ C | C B, !fermata!C2 | B, B, C B, | E D/C/ B, !fermata!B, | D/E/ F E E | %11
 E3/2 D/ C !fermata!C | C C C B, | C C !fermata!B,2 | C C/B,/ A,/B,/ C | C B, !fermata!C2 |] %16
V:3
 E, E,/F,/ G, F,/E,/ | D,/C,/ D, C, !fermata!C, | E, E, F, G, | A, G,/>F,/ !fermata!E,2 | %4
 E, E,/F,/ G, F,/E,/ | D,/C,/ D, C, !fermata!C, | E, E, F, G, | A, G,/>F,/ !fermata!E,2 | %8
 G, G, G, G, | A, A, G, !fermata!G, | F,3/2 G,/ A,2 | A, ^G, !fermata!A,2 | G, G, F,/E,/ D, | %13
 C,/E,/ D,/C,/ !fermata!D,2 | F, E, F, G, | A, G,/>F,/ !fermata!E,2 |] %16
V:4
"C" C,"Am" A,,"C/E" E,,"F" F,, |"Gsus4" G,,"G" G,,"C" C,,"C" !fermata!C,, | %2
"C" C,"C" C,"Dm" D,"C/E" E, |"Dm7/F" F,/D,/"G" G,/G,,/"C" !fermata!C,2 | %4
"C" C,"Am" A,,"C/E" E,,"F" F,, |"Gsus4" G,,"G" G,,"C" C,,"C" !fermata!C,, | %6
"C" C,"C" C,"Dm" D,"C/E" E, |"Dm7/F" F,/D,/"G" G,/G,,/"C" !fermata!C,2 | %8
"G" G,,"G" G,,"C" C,"Em" E,/D,/ |"Am7/C" C,"Dsus4" D,"G" !fermata!G,,2 | %10
"Dm" D,2"Am" A,,/B,,/"Am/C" C,/D,/ |"Esus4" E,2"Am" !fermata!A,,2 |"C" C,"C" C,"F" F,,"G" G,, | %13
"Am7" A,,2"G" !fermata!G,,2 |"F" F,,"C" C,"Dm" D,"C/E" E, | %15
"Dm7/F" F,/D,/"G" G,/G,,/"C" !fermata!C,2 |] %16  