Develop a musical composition using the alphabetic representation of the specified sequence and incorporating the given motif.
X:1
L:1/8
M:4/4
K:D
['FA (3AAA B2', 'f2 df']  
X:1
L:1/8
M:4/4
K:D
 A | FA (3AAA B2 (AB) |{c} dBAF{F} GEEG | FA (3AAA B2 Ag | fdef (3ddd d :| g | f2 df aeeg | 
 f2 df ecAg | f2 df aeeg | fdef (3ddd (dg) | f2 df aeeg | f2 df ecAg | fefg aeeg | fdef (3ddd d ||  