Build a musical work using the provided motif and following the indicated form.
X:1
L:1/8
M:2/4
K:A
['A A2 c', '[A,A]2 ecAe fdBf ecAc BG E2 ecAe'  
X:1
L:1/8
M:2/4
K:A
 A A2 c | B B2 c | A A2 c | BE"^tr" E2 | A A2 c | B B2 d | cABG | A2 [A,A]2 :: ecAe | fdBf | ecAc | 
 BG E2 | ecAe | fdBd | cABG | A2 [A,A]2 :|  