Compose a musical piece using the specified sequence's alphabetical representation and the provided motif.
X:1
L:1/8
Q:3/8=100
M:6/8
K:G
['d3 d3 dBg dBG', 'dBc dBc dBg dBG']  
X:1
L:1/8
Q:3/8=100
M:6/8
K:G
 d3 d3 | dBg dBG | c3 c3 | cAB cBA | d3 d3 | dBg dBG | EAc BcA | G3 G3 :: dBc dBc | dBg dBG | 
 cAB cAB | cAB cBA | dBc dBc | dBg dBG | EAc BcA | G3 G3 :|  