Create a composition based on the provided motif while adhering to the necessary musical structure.
X:1
L:1/8
M:2/4
K:G
['c2 z']  
X:1
L:1/8
M:2/4
K:G
 B | d2 z B | d2 z B/c/ | dBed | c2 z A | c2 z A | c2 z A/B/ | cAdc | B2 z B/c/ | dBed | dccA/B/ | 
 cAdc | cBBB/c/ | dBed | dccA/B/ | cAdc | cBB |]  