Create a musical composition adhering to the provided thematic and alphabetical guidelines.
X:1
L:1/8
M:2/4
K:A
['Acec aedc fgaf Acec fgaf geB^d', 'E2 egbg aedc fdcB ecBA defd cdec']  
X:1
L:1/8
M:2/4
K:A
 Acec | aedc | fgaf | ec"^tr"BA | Acec | fgaf | geB^d | e2 E2 :: egbg | aedc | fdcB | ecBA | defd | 
 cdec | dbBg | a2 A2 :|  