Construct a musical composition following the given alphabetical structure and incorporating the specified motif.
X:1
L:1/8
Q:1/8=100
M:6/8
K:D
['a3 g3 fdf ecA d2 f ece']  
X:1
L:1/8
Q:1/8=100
M:6/8
K:D
 a3 g3 | fdf ecA | d2 f ece | dcd ede | fef ^gfg | a2 d cdB | A3-"^cr" A3 | D2 F E2 G | F2 A EFG | 
 F2 d AB=c | B3- B2 F | GFG AGA | BAB cBc | d2 G FGE | D3-"^cr" D3 |]  