Assemble a piece of music following the alphabetical representation and incorporating the provided motif.
X:1
L:1/8
M:4/4
K:D
['ea(3.a.a.a efgf ea(3.a.a.a ABcd ea(3.a.a.a ef{a}fe', 'cd eA(3.A.A.A efgf eAA=c BGGB ABcd ef{a}fe']  
X:1
L:1/8
M:4/4
K:D
 ea(3.a.a.a efgf | ea(3.a.a.a ABcd | ea(3.a.a.a ef{a}fe | afge cd :: eA(3.A.A.A efgf | eAA=c BGGB | 
 ABcd ef{a}fe | afge cd :|  