Develop musical compositions in line with the specified format and incorporating the provided musical theme.
X:1
L:1/8
M:4/4
K:G
['D GFGA B2 .B.B AGAB dcBA GFGA', '.G2 g gGGA .B2 .B.B cAAB dcBA'  
X:1
L:1/8
M:4/4
K:G
 D | GFGA B2 .B.B | AGAB dcBA | GFGA Bcdg | dBcA .G2 :: g | gGGA .B2 .B.B | cAAB dcBA | GFGA Bcdg | 
 dBcA G2 :|  