Compose a piece of music that follows both the given musical theme and the letter-based structure provided.
X:1
L:1/8
M:11/8
K:D
['D2 F2 D FG A2 F2 E', 'AB B2 A Bc d2 F2 E', 'F2 E', '^FGGC E2 G', 'FE E2', 'EFFE E^DE']  
X:1
L:1/8
M:11/8
K:D
 D2 F2"^tr" F2 D FG A2 | ABAG"^tr" F2 E FGAD | D2 F2"^tr" F2 D FG A2 | ABAG"^tr" F2 E FE D2 :: 
 AB B2"^tr" B2 A Bc d2 | ABAG"^tr" F2 E FGAD | AB B2"^tr" B2 A Bc d2 | ABAG"^tr" F2 E FE D2 :: 
 ABAG"^tr" F2 E FGAD | ABAG"^tr" F2 E FE D2 :|[K:C] _Bcdc BAG c BAG | ^FG A2 G^FG E2 EC | 
 ^FGGC E2 G F2 FE | E2 _BA G^FG E4 | _Bcdc BAG c BAG | ^FG A2 G^FG E2 EC | ^FGGC E2 G F2 FE | 
 E2 FE E^DE C4 |: ^FGGC E2 G F2 FE | E2 _BA G^FG E4 | ^FGGC E2 G F2 FE | E2 FE E^DE C4 :: 
 EFFE E^DE CDEC | EFFE E^DE C2 CG, | EFFE E^DE CDEC | EFFE E^DE C2 C2 :|  