Develop a musical piece that combines the given theme and letter-structured outline.
X:1
L:1/8
M:2/4
K:D
['B2 c/c/c']  
X:1
L:1/8
M:2/4
K:D
 A/G/ |"D" FA A2 |"G" GB B2 |"A7" c/c/c Bc |"D" de f2 |"D" FA A2 |"G" GB B2 |"A7" c/c/c Bc | 
"D" ed"^fine"d :| d/e/ |"D" fd AF |"G" GB B2 |"A7" c/c/c Bc |"D" de fd/e/ |"D" fd AF | 
"G" GB"E7" B2 |"A7" c/c/c Bc |"D" ed"^dc"d |]  