Develop a musical composition incorporating the given motif and maintaining the required musical form.
X:1
L:1/8
M:2/4
K:G
['decA GBBB']  
X:1
L:1/8
M:2/4
K:G
 D | GGBd | GBBd | dccB | BAzd | decA | GBBB | BAAB/c/ | eddd | decA | GBBB | dded | B3 |]  