Develop a musical piece that combines the given theme and letter-structured outline.
X:1
L:1/8
M:2/4
K:Ador
['A/B/ c', 'A d ea a g/e/ dg gd']  
X:1
L:1/8
M:2/4
K:Ador
|: A/B/ | c d/c/ B c/B/ | A B/A/ G>A | Bd ed | g2 e>d | ea ge | d B/A/ G A/B/ | c d/e/ dB | A2 A :: 
 d | ea a g/e/ | dg gd | ea af | g2 e>d | ea ge | d B/A/ G A/B/ | c d/e/ dB | A2- |1 A :|2 a2 ||  