Generate melodic masterpieces that abide by the suggested chord alterations.
'G', 'D7', 'G', 'D7', 'G', 'Em', 'C', 'D7', 'G', 'D7', 'G', 'D7', 'G', 'D7', 'G', 'D7', 'G', 'D7', 'G', 'C', 'G7', 'C', 'Dm', 'G7', 'C'  
X:1
L:1/16
M:2/4
K:G
"G" dBc^c d2g2 | b4 g4 | dBc^c d2g2 | b4 g4 |"D7" gffe e4 |"G" feed d4 |"D7" eddc cBBA | 
 ABcB ABc^c |"G" dBc^c d2g2 | b4 g4 |"Em" ge=f^f g2g2 |"C" e4 c4 |"D7" c'd'c'b agfe |"G" dcBc d4 | 
"D7" cBAB cdef |"G" g2b2 g2 z2 ||"D7" fedf edfa |"G" bagB d4 |"D7" eda2 dec'2 |"G" edba g4 | 
"D7" fedf edfa |"G" bagB d4 |"D7" edf2 dfaf |"G" g2b2 g2 z2 |:[K:C]"C" E2G2 E2c2 |"G7" c2B2 BAB2 | 
 G2B2 G2d2 |"C" d2c2 cBc2 | E2G2 E2e2 |"Dm" e2d2 d^cd2 |"G7" dcBA G2B2 |"C" c2c2 c2 z2 :|  