Create a musical composition using the provided motif and the alphabet representation of the specified sequence.
X:1
L:1/8
M:2/4
K:G
['G2 B2']  
X:1
L:1/8
M:2/4
K:G
 G | G2 B2 | d2 dB | dccA | c2 BG | G2 B2 | d3 B | dccA | B2 z d | D2 GB | d2 DD | G3 |]  