Construct a musical composition following the given alphabetical structure and incorporating the specified motif.
X:1
L:1/8
Q:1/4=120
M:6/8
K:D
['F2 D)({A}', 'E) (AG).E .E.D.D (D=cA) GFE |({G} FD).D({F}', 'GFG ABA cAG (Ad).d d2 e fed', 'GFE dcA GFE |({G} FD).D({F}']  
X:1
L:1/8
Q:1/4=120
M:6/8
K:D
|:"^Moderate"({G} F2 D)({A} G2 E) | AGE .E.D.D |({G} F2 D)({A} G2 E) | (AGE) d2 z || 
({G} F2 D)({A} G2 E) | (AG).E .E.D.D | (D=cA) GFE |({G} FD).D({F} ED).D :: ABA AGF | GAG GFG | 
 ABA cAG | (Ad).d d2 e || fed cAG | FGF GFE | dcA GFE |({G} FD).D({F} ED).D :|  