Construct a melodic piece using the alphabet-based musical sequence and the given motif.
X:1
L:1/4
Q:1/4=120
M:4/4
K:Bmin
['f/e/ d B B A/B/ d d', 'a a']  
X:1
L:1/4
Q:1/4=120
M:4/4
K:Bmin
 f/e/ | d B B A/B/ | d d e d/e/ | f f f/g/f/e/ | d B B :: f/g/ | a a a g/f/ | b a a g/f/ | 
 g f e d | a A !fermata!A f/e/ | d B B A/B/ | d d e d/e/ | f f f/g/f/e/ | d B B :|  