Create a piece of music utilizing the given motif and adhering to the specified structure.
X:1
L:1/16
M:2/4
K:Bmin
['B4 F2B2 c2B2 A2Bc f2fB A2F2 f2gf', 'f2gf e2a2'  
X:1
L:1/16
M:2/4
K:Bmin
|: B4 F2B2 | c2B2 A2Bc | f2fB A2F2 | f2gf e2dc | d2a2 fdfb | a2f2 f2fg |"^tr" e4 d2e2 | f8 | 
 fedc edcB | A2F2 F2d2 | A2F2 F2ED | E4 F4 | d2cB A2e2 | dcBA f2ef | g2f2 edcB | B8 :: F2B2 F2B2 | 
 BABc d2F2 | f2gf e2a2 | f2gf e2a2 | fedc edcB | A2AF D2F2 | F2E2 F2A2 | B6 c2 | def2 def2 | 
 e4 e2fa | b2a2 f4 |"^tr" e4 f2e2 | d2cB A2f2 | edcB A2Bc | d2F2 E2FA | B4 B2 z2 :|  