Craft a musical composition by incorporating the provided motif and the alphabetical representation of the given sequence.
X:1
L:1/8
Q:1/8=120
M:6/8
K:G
['d2 c B2 c d3', 'g2 g f2 e dfg a3']  
X:1
L:1/8
Q:1/8=120
M:6/8
K:G
 d2 d d2 c | B2 c d3 | e2 d gfe | e3 d3 | ded d2 c | B2 c d3 | ded cBA | G3 G3 :: g2 g f2 e | 
 dfg a3 | b2 g gag | f3 d3 | g2 g f2 e | dfg a3 | bag agf | g3 G3 :|  