Craft a musical composition that incorporates the supplied alphabet sequence and motif.
X:1
L:1/8
Q:1/8=180
M:4/4
K:D
['d=cAG F2 DE FAGE', 'd2 de fede fage fedf a2']  
X:1
L:1/8
Q:1/8=180
M:4/4
K:D
 (3ABc | d=cAG F2 DE | FAGE F2 ED | =cAAG F2 EF | Ddd^c defe | d=cAG F2 DE | FAGE FEED | 
 =cBcd cAGB | Add^c d2 || de | fede fage | fedf a2 ge | fede fefg | age^c d2 de | fede fage | 
 fedf a2 fg | afge (3fgf (3efe | dcAB c2"_DC" ||  