Develop musical compositions in line with the specified format and incorporating the provided musical theme.
X:1
L:1/8
M:2/2
K:Bb
['B>cBd FB', 'dBB f df (e/d/c/B/) bBeg f>g (e/d/c/B)'  
X:1
L:1/8
M:2/2
K:Bb
 F | B>cBd FB G/F/E/D/ | B<FBd cCCA | B>cBd FB (G/F/E/D/) E<g f>e dBB :| f | df (e/d/c/B/) bBeg | 
 f>g (e/d/c/B) d<c c(d/e/) | fBdB gBeg | FB (cB/c/) dBBd | fg/a/ bB gBfB | ecdB Accd | 
 B<FG<B F<B (G/F/E/D/) | E<g f>e dBB ||  