Formulate a musical piece by utilizing the specified motif and alphabet-based structure.
X:1
L:1/8
M:6/8
K:D
['ede fdB AFA', '(f/g/) (af).a (af).a (bg).b (bg).b (af).a (.aTgf)']  
X:1
L:1/8
M:6/8
K:D
 A | AFG Aaf | ede fdB | AFA (B/c/d)F | GEE .TE2 A | AF Aaf |{f} ede fdB | AFA (B/c/d)A | FDD D2 :: 
 (f/g/) | (af).a (af).a | (bg).b (bg).b | (af).a (.aTgf) | gee Te2 f/g/ | a3 f3 | ede fdB | 
 AFA B/c/dA | FDD D2 :|  