Develop a musical piece that combines the given theme and letter-structured outline.
X:1
L:1/8
Q:1/2=80
M:2/2
K:A
['a2 ec', 'E2 efec dB TB2 dBbd cA TA2']  
X:1
L:1/8
Q:1/2=80
M:2/2
K:A
 a2 ec dfBd | ceAc BE E2 | a2 ec f3 a | gfe^d e2 E2 :: efec dB TB2 | dBbd cA TA2 | a2 ec B3 f | 
 edcB A4 :|  