Create musical composition by adhering to the given musical structure represented by letters and integrating the given motif.
X:1
L:1/8
M:2/2
K:D
['D- DEFG A2 A2 BABA c A3', 'dcdg fded', '[FA]2 BABA c2 A2 A,CEC D2 FD', '[AA]4- [AA][Ac][AB][AA] [Ac]2 [AA]2 A,2 EC D2']  
X:1
L:1/8
M:2/2
K:D
"^Intro." D- | DEFG A2 A2 | BABA c A3 | A,CEC D2 FD | A,CEG F D3 |:O fafe dcdg | fded cBAd | 
 fafe dcBA | GBAG FD D2 | fafe dcdg | fded cBAG | BcdB G2 BG | F G2 AG F2 D2 :: 
 [DA][EA][FA]G [FA]2 [FA]2 | BABA c2 A2 | A,CEC D2 FD | A,CEG F2 D2 :: ([DA][EA][FA]G) [AA]4- | 
 [AA][Ac][AB][AA] [Ac]2 [AA]2 | A,2 EC D2 [FA]2 | A,CEG F2 D2O :|  