Construct a musical composition utilizing the provided motif and conforming to the specified structure.
X:1
L:1/8
M:4/4
K:G
['DEGA BGdB AcBA GDB,C DEGA BGDB, CEDC', 'G,2 BGGB cAFA'  
X:1
L:1/8
M:4/4
K:G
 DEGA BGdB | AcBA GDB,C | DEGA BGDB, | CEDC B,G, G,2 :| BGGB cAFA | GFED B,DGA | BGGB cAFD | 
 ECA,C B,G, G,2 | BGGB cAFA | BDGB ABcd | edge dBAG | ECA,C B,G, G,2 ||  