Craft a musical composition by incorporating the provided motif and the alphabetical representation of the given sequence.
X:1
L:1/8
M:4/4
K:D
['', 'ADDD A2', 'Addc dfed']  
X:1
L:1/8
M:4/4
K:D
 dB |: ADDD A2 dc | (3AcA GB EG (3GFG | ADDD A2 dc | (3AcA GE FD D2 | ADDD A2 dc | 
 (3AcA (3GBG EFGB | ADDD A2 dB | (3cBA GE FD D2 :: Addc dfed | cdef gfec | Addc dfed | cAGE FD D2 | 
 Addc dfed | cdef g2 fg | (3agf ge fdcA | GEcE FD D2 :|  