Create musical compositions that adhere to the specified chord changes.
'G', 'D', 'G', 'D7', 'G', 'G', 'D', 'G', 'D7', 'G', 'G', 'D', 'Em', 'D', 'G', 'C', 'G', 'D7', 'G'  
X:1
L:1/8
M:4/4
K:G
 F |"G" D<G G>F D<G G>A |"D" F2 A>F d>F A>F |"G" D<G G>F D<G G>g |"D7" f>d (3cBA"G" B<G G :| d | 
"G" g2 b>g d>g b<g |"D" f2 a>f d>f a<f |"G" g2 b>g d>g b<g |"D7" a>g f<a"G" g2 g || d | 
"G" g2 b>g d>g b<g |"D" f2 a>f d>f a<f |"Em" (3bag"D" (3agf"G" g<d"C" d>e | 
"G" d>c"D7" B>A"G" G2 G |]  