Construct a musical composition utilizing the provided motif and conforming to the specified structure.
X:1
L:1/8
M:4/4
K:C
['FDFA d2']  
X:1
L:1/8
M:4/4
K:C
[M:2/2][K:D] .abc (AG) | FDFA d2 (fe) | d2 (fd) ecAG | FDFA d2 (fd) | ecAF GBAG | FDFA d2 (fe) | 
 d2 (fd) ecAG | FDFA d2 (fd) | ecAF G2 ::  