Create a musical composition that adheres to the provided structure and theme.
X:1
L:1/8
M:4/4
K:Bmin
['fBBA FEFB A2 FB ABde', 'a2 fa bfaf'  
X:1
L:1/8
M:4/4
K:Bmin
 fBBA FEFB | A2 FB ABde | fBBA FEFA | ABBA B2 de | fBBA FEFB | A2 FB ABde | f2 af effe | 
 dBAF B2 de | fBBA FEFB | A2 FB ABde | fBBA FEFA | B/c/d cA B2 de | fBBA FEFB | A2 FB ABde | 
 faaf egfe | dBAF B2 Bc |: d2 df a2 fa | bfaf effe | d2 fd adfa | bfaf egfe | dcdf a2 fa | 
 bfaf e2 de | fBBA FEFA |1 ABBA B2 Bc :|2 B/c/d cA B2 de ||  