Construct a musical composition using the provided motif and maintain the designated form.
X:1
L:1/8
Q:1/2=80
M:2/2
K:Amin
['G/A/B/c/ dc', 'AFFA (B/c/d) gd'  
X:1
L:1/8
Q:1/2=80
M:2/2
K:Amin
"_No key/time sig.-but A minor feels OK" G/A/B/c/ dc BGGB | G/A/B/c/ dc AFFA | G/A/B/c/ dc ecdB | 
 cAgd AFFA :: (B/c/d) gd BGGB | (B/c/d) gc AFFA | (B/c/d) gd ecdB | cA fd AFFA :|  