Develop a musical composition by incorporating the suggested motif and by following the prescribed format.
X:1
L:1/8
M:4/4
K:D
['D2 FA', 'af f2 df f2'  
X:1
L:1/8
M:4/4
K:D
 A, | D2 FA D2 FA | dfed cAAc | dBcA BdAF | GBAF GFEF | D2 FA D2 FA | dfed cAAc | dBcA BdAF | 
 GBAG FDD :| f | af f2 df f2 | gfed cdeg | af f2 df f2 | g2 eg fddf | af f2 df f2 | gfed cdeg | 
 afge fdAF | GBAG FDD :|  