Compose a piece adhering to the given musical structure and theme.
X:1
L:1/8
M:9/8
K:Bb
['f2 f/f/ bBB BcB']  
X:1
L:1/8
M:9/8
K:Bb
 f | dBB BAB GEF | GAB cdB A2 f/f/ | dBB BAB GE(e/d/) | ccd e2 c B2 f | geB Gef gee | 
 fdB Fde f2 d/d/ | ecA Fcd ecc | dBA Gf=e f2 f/f/ | bBB BcB AGF | GAB cde f2 f/f/ | bBB BcB AFF | 
 Ged ecA B2 ||  