Create a musical piece that integrates the provided motif and follows the prescribed alphabetical structure.
X:1
L:1/8
M:4/4
K:Bmin
['F2 GF dFBF G2 BG dGBG A2', 'bf f2']  
X:1
L:1/8
M:4/4
K:Bmin
 F2 GF dFBF | G2 BG dGBG | A2 cA eAcA | dcBA FBBA | F2 GF dFBF | G2 BG dGBG | A2 cA eAcA | 
 dcBA FB B2 :: bf f2 dfBf | bf f2 dfBf | ae e2 ce e2 | ae e2 abc'a | bf f2 dfBf | bf f2 dfBF | 
 G3 F GABc | dBcA FB B2 :|  