Craft a musical composition with the supplied motif and conforming to the necessary format.
X:1
L:1/8
M:4/4
K:G
['BGBd c3 d']  
X:1
L:1/8
M:4/4
K:G
 BGBd c3 d | BGBd cAFA | BGBd c3 d | fgaf gedc | BGBd c3 d | BGBd cA F2 | fgaf gdeg | fdfa gdgb | 
 g3 a bgag | fddf ecce | g3 a bgag | fdde =f3 a | g3 a bgag | fddf ecce | fddg e2 ag | fdfa gedc |]  