Develop a musical composition by utilizing the given alphabetic notation and supplied motif.
X:1
L:1/8
M:4/4
K:Emin
['GE ED', 'eB BA']  
X:1
L:1/8
M:4/4
K:Emin
 B/A/ | GE ED B,E E2 | GE ED GA B>A | GE ED B,E E2 | BA GF E2 E2 :: Be e>f eB BA | Be ef e2 ef | 
 g fg/f/ eB BA | BE E/F/G/A/ B2 B2 :|  