Construct a musical work by incorporating the designated motif and the alphabet-based framework.
X:1
L:1/8
M:3/4
K:Emin
['B2 B2', 'G2 GA B2']  
X:1
L:1/8
M:3/4
K:Emin
 B2 | B2 e2 E2 | G3 A B2 | B2 g2 fe | d3 c BA | B2 e2 E2 | G3 A B2 | B2 g2 f2 | e4 :: f2 | 
 g3 a b2 | f3 g a2 | g2 gf ed | B4 A2 | G2 GA B2 | G2 GA B2 | B2 g2 f2 | e4 :|  