Compose a musical piece using the specified sequence's alphabetical representation and the provided motif.
X:1
L:1/8
M:2/2
K:D
['D2 (3(FED) FA A2', '(fa)ab (af)df gefd edBc', 'defg abaf gfed']  
X:1
L:1/8
M:2/2
K:D
 D2 (3(FED) FA A2 | (Bc)BA FAAB | dedB ABde | fede Tf2 e2 | D2 (3(FED) FA A2 | BcBA FAAB | 
 dedB ABdB | AFDF TE2 D2 || (fa)ab (af)df | gefd edBc | dedB ABde | fede Te2 d2 | (fa)ab (af)df | 
 gefd edBc | dedBABdB | AFDF TE2 D2 || defg abaf | gfed cAAG | FAdB cdeg | fdgf e2 AA | defg abaf | 
 gfed cAAc | defd ecdB | AFGE D2 z2 |]  