Compose musical works that follow the assigned chord alterations.
'C', 'G7', 'C', 'C', 'C', 'G7', 'C', 'G7', 'C', 'G7', 'C', 'F', 'G7', 'C', 'C', 'F', 'C7', 'F', 'C7', 'F', 'F', 'C', 'G7', 'C', 'G7', 'C', 'F', 'C7', 'F', 'C7', 'F', 'F'  
X:1
L:1/8
M:2/4
K:none
[K:C]"C" E>C E>C | E>A G2 | E>C E>C | E>A G2 |"G7" F>D F>D | F>B A2 |1 F>A G2 |"C" C>F E2 :|2 
 F>A GF |"C" E2 z2 |:"C" ef/e/"G7" dB | de/d/"C" cE |"G7" GF EF |"C" AG ^FG | ef/e/"G7" dB | 
 de/d/"C" cE |"F" AG"G7" AB |1"C" cc c z :|2"C" cc cF/F/ |:[K:F]"F" F2 Ac | F2 Ac/c/ | 
"C7" cB Gd/d/ |"F" dc AF/F/ | F2 Ac | F2 Ac/c/ |"C7" cB GE |1"F" FF FF/F/ :|2"F" FF F z |: 
[K:C]"C" G>A G>^F | G>c e2 |"G7" G>B d2 |"C" E>G c2 | G>A G>^F | G>c e2 |"G7" G>B d>B | 
"C" cc"_>Teil C" c z ::[K:F]"F" F2 Ac | F2 Ac/c/ |"C7" cB Gd/d/ |"F" dc AF/F/ | F2 Ac | F2 Ac/c/ | 
"C7" cB GE |1"F" FF FF/F/ :|2"F" FF F z |]  