Develop a piece of music conforming to the stated structure and theme.
X:1
L:1/8
Q:1/8=120
M:2/4
K:D
['Ad cB', 'A2 AB de'  
X:1
L:1/8
Q:1/8=120
M:2/4
K:D
 Ad cB | BA F2 | AG EF/E/ | BA FA | Ad cB | c/B/A FG/F/ | AG/A/ Bc | d2 d2 :| A2 AB | de f2 | 
 ed Be | ed/B/ A2 | A2 AB | de fa/f/ | ed BA | d2 d2 :|  