Compose melodic pieces that follow the provided chord changes.
'G', 'G', 'Bm', 'Em', 'Am', 'D', 'Bm', 'Em', 'D7', 'G', 'G', 'G', 'A7', 'D', 'Bm', 'Em', 'D7', 'G'  
X:1
L:1/8
M:4/4
K:G
 DE |:"G" G2 DG B2 GB |"G" dBeB dBAB |1"Bm" d2 Bd"Em" egdB |"Am" AcBA"D" GEDE :|2 
"Bm" d2 Bd"Em" egdB |"D7" AcBA"G" G2 |] Bc |:"G" dggf g2 de |"G" g2 bg ageg |1"A7" eaag a2 eg | 
"D" a2 bg ageg :|2"Bm" d2 Bd"Em" egdB |"D7" AcBA"G" G2 |]  