Utilize the provided motif and the alphabetically represented musical sequence to craft an original musical composition.
X:1
L:1/8
M:6/8
K:A
['a3 ef=g f3', 'f2 a efe']  
X:1
L:1/8
M:6/8
K:A
 g | a3 ef=g | f3 ef^g | a3 edc | Bce (f2 g) | a3 ef=g | f3 efg | agf edc | Bce f2 :| a | efe ed | 
 BcB Bcf | efe ed | Bce f2 a | efe edc | BcB Bce | agf edc | Bce f2 :|  