Create tunes by incorporating the provided motif in the specified composition structure.
X:1
L:1/8
M:4/4
K:Bmin
['B2 fB aBfB', 'FB B2'  
X:1
L:1/8
M:4/4
K:Bmin
|: B2 fB aBfB | agfg egfd | B2 fB aBfB | edcd egfd | B2 fB aBfB | agfg egfd | Bdce dfeg | 
 fecd B3 A :: FB B2 FBdB | FB B2 cd e2 | FB B2 FBdB | fgfe fB B2 | FB B2 FBdB | FB B2 cd e2 | 
 fdec dBcA | fgfe fBBA :|  