Develop a musical composition centered around the provided motif while maintaining the appropriate form.
X:1
L:1/16
M:2/4
K:Emin
['B2d2 c2f2 g2d2 b4']  
X:1
L:1/16
M:2/4
K:Emin
 e4 e4 | e2dc B2c2 | B4 z4 | B4 e4 | ^d2de f2f2 | B8 | =d2ef g2Bc | Td8 | G4 Te4 | .d2.b2 Te4 | 
 d2b2 z4 | B2d2 c2f2 | g2d2 b4 | B2d2 c2f2 | g2d2 b4 | !>!g6 fe | (dedc) (BcBA) | GABc d4 | e6 f2 | 
 !>!g6 fe | (dedc) (BcBA) | GABc Td4 | G4 Te4 | .d2b2 Te4 | .d2b2 z4 | TB8 | e2E2 z4 |]  