Compose a piece of music following the given alphabetical representation of the musical structure and the provided motif.
X:1
L:1/8
M:3/4
K:Bmin
['B3 B3 f2 f f>ec A3 A3', 'e>dc B3']  
X:1
L:1/8
M:3/4
K:Bmin
 B3 B3 | f2 f f>ec | A3 A3 | c>Bc B>AB | d3 e3 | f>ga c>BA | B>cf e>dc | B3 B3 || f3 f3 | 
 e>fa f>ec | A2 A e2 c | f2 f e>dc | B3 d3 | e>fa c>BA | B>cf e>dc | B3 B3 ||  