Develop a musical composition utilizing the presented motif and adhering to the required structure.
X:1
L:1/8
Q:1/8=180
M:4/4
K:G
['GABc d2 ec dBAc BEED EFGA', 'geaf gfed'  
X:1
L:1/8
Q:1/8=180
M:4/4
K:G
 (3DEF | G2 GF GABc | d2 ec dBAc | BEED EFGA | BGAF GFED | DGGF GABc | d2 ec dBAc | BEED EFGA | 
 BGAF G2 :| B2 | Beed e3 f | geaf gfed | Bdde d3 e | geaf gfed | Beed e3 f | geaf gfed | 
 BEED EFGA | BGAF G2 :|  