Produce a musical arrangement that complies with the dictated structure and the suggested theme.
X:1
L:1/8
M:6/8
K:Bb
['(Bd)g (fb)a gfe', 'z (3(f/g/a/) (bf)d'  
X:1
L:1/8
M:6/8
K:Bb
 F | (B,D)F (Bd)g | (fb)a gfe | (dg)f edc | TBAB cAF | B,DF (Bd)g | (fb)a gfe | (df)B (ce)A | 
 (c3 B) z :: (3(f/g/a/) | (bf)d BFD | (B,D)F (Bd)f | (gf)e dcB | [cF]3- [cF] z (3(f/g/a/) | 
 (bf)d (BF)D | (B,[FD])F (Bd)g | (fd)B (ec)A | (c3 B) z :|  