Create a musical composition using the given motif and adhering to the specified musical form represented by alphabet characters.
X:1
L:1/8
Q:1/2=80
M:2/2
K:none
['a>AAA AAAA aAAA f2 e2 g>BBB B/B/B', 'e2 d>efg efge d>efd Tf2 e2 defg']  
X:1
L:1/8
Q:1/2=80
M:2/2
K:none
 a>AAA AAAA | aAAA f2 e2 | g>BBB B/B/B BB | gBBB Tf2 e2 :| d>efg efge | d>efd Tf2 e2 | defg e>fge | 
 a>A A/A/A Tf2 e2 :|  