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:G
['D3 d cAAB', 'D2 ABde', '']  
X:1
L:1/8
Q:1/8=180
M:4/4
K:G
"^D modal" D3 d cAAB | cded cAGE | D3 d cAAB | cAGE ED D2 | FGAB cAAd | cded cA A2 | fged cAAB | 
 cAGE ED D2 :| ABde fefg | afgf dcAG | ABde f2 ed | cAGE ED D2 | ABde f3 g | afgf defg | 
 afge fged | cAGE EDCE :|"^last time" cAGE EDCE | D8 |]  