Create a musical composition using the given motif and adhering to the specified alphabetical musical form.
X:1
L:1/8
M:2/4
K:D
['DEFG A2']  
X:1
L:1/8
M:2/4
K:D
 DEFG | A2 AA | BBdB | A2 z2 | GGGG | FFFF | EEEE | DFAA | dAAA | dAAA | DEFG | A2 z G | FFEE | 
 D2 z2 |]  