Develop a musical composition in line with the given structure and theme.
X:1
L:1/8
M:2/2
K:D
['([A-e] [Af]2)', 'A2 d2- dd [df]2 (BA) dd ([A-e]'  
X:1
L:1/8
M:2/2
K:D
 a2- | ab a2 fedd | ([A-e] [Af]2) ([A-e] [Af]2) [Ae] | [Af]aaf e2 BB | d3 d A2 a2- | ab a2 fedd | 
 ([A-e] [Af]2) ([A-e] [Af]2) [Ae] | [Af]aaf e2 BB | d2 d2 A2 |: d2- | dd [df]2 (BA) dd | 
 ([A-e] [Af]2) e A2 ef- | fe d2 BABB | d d2 d A2 :|  