Develop a musical composition incorporating the given motif while adhering to the outlined alphabetical form.
X:1
L:1/8
M:2/2
K:Amix
['A2 eg', 'a2 eg']  
X:1
L:1/8
M:2/2
K:Amix
 A2 eg fdeA | (3Bcd ef gfgA | A2 eg fdfa | gedg eA A2 :: a2 eg fdgf | eA (3cBA (3Bcd eg | 
 a2 eg fdfa | gedg eA A2 :|  