Construct a musical piece using the designated motif and sticking to the alphabetical form presented.
X:1
L:1/8
M:2/2
K:D
['dfed BcdB AD (3(FED) FAAB defd B2', 'gfef dfed BcdB AD (3(FED) (FA) A2', 'd2 faag fddf gfga beeg faaf gedB', 'd2 faag fddf gfga bgeg faaf gedB']  
X:1
L:1/8
M:2/2
K:D
 dfed BcdB | AD (3(FED) FAAB | defd B2 (dB) | ABdf gfef || dfed BcdB | AD (3(FED) (FA) A2 | 
 defd B2 (dB) | ABdf e2 d2 |] faag fddf | gfga beeg | faaf gedB | ABdf e2 d2 || faag fddf | 
 gfga bgeg | faaf gedB | ABdf gfef |]  