Construct a melodic piece using the alphabet-based musical sequence and the given motif.
X:1
L:1/8
Q:1/4=80
M:2/4
K:D
['e z', 'd z']  
X:1
L:1/8
Q:1/4=80
M:2/4
K:D
 d z d z | fddd | e z e z | geee | fagf | edcd | e z c z |1 dDFA :|2 d2 z a || A z a z | A z g z | 
 A z f z | ecAc | d z d z | befg | fdec |1 dafd :|2 dDFA |]  