Incorporate the given motif and use the alphabetical representation of the specified musical sequence to compose a distinctive musical piece.
X:1
L:1/8
Q:3/8=100
M:6/8
K:D
['AFD DEF', 'def fef']  
X:1
L:1/8
Q:3/8=100
M:6/8
K:D
 d | AFD DEF | GEG FDd | AFD DEF | G[eE][cC] [dD]2 :: def fef | Bcd ecA | def fef | Bec d2 :|  