Develop a musical composition using the alphabetic representation of the specified sequence and incorporating the given motif.
X:1
L:1/8
M:6/8
K:D
['DFA DFA']  
X:1
L:1/8
M:6/8
K:D
|:"D" DFA DFA | DFA"G" B2 A |"D" DFA DFA |"C" =CEG A2 G |"D" DFA DFA | DFA"G" B2 g |"A7" f2 e ABc | 
"D" d6 :| (e |:"D" f)af def |"Em" fag B3 |"A7" e2 f e2 d | cBA B2 A |"D" faf def |"Em" fag B2 g | 
"A7" f2 e ABc |"D" d6 :|  