Develop a musical composition by incorporating the suggested motif and by following the prescribed format.
X:1
L:1/8
M:4/4
K:C
['[M:4/4][K:G] gad[Q:1/8=300]BAGE D2 D2 BAB^c d2 d2', 'Bdef gfed'  
X:1
L:1/8
M:4/4
K:C
[M:4/4][K:G] gad[Q:1/8=300]BAGE D2 D2 | BAB^c d2 d2 | cBAG E2 E2 | D2 EF G2 G2 :| Bdef gfed | 
 Bd (3efg a2 a2 | Bdef gfed | BGAF G2 G2 :|  