Craft a piece of music that integrates both the suggested theme and letter-based structure.
X:1
L:1/8
Q:1/8=180
M:6/8
K:Bb
['BcB Bed']  
X:1
L:1/8
Q:1/8=180
M:6/8
K:Bb
 F | BcB Bed | dcB B2 g | gfe dcB | dcc c2 F | BcB Bed | dgf fba | g2 B ABc | cBB B2 A/B/ | 
 cdc caf | =ecd c2 c | cdc cAF | AGG GAB | cdc caf | =ecd c2 c | d=ef gfe | fgf edc | BcB Bed | 
 dcB B2 g | gfe dcB | dcc c2 F | BcB Bed | dgf fba | g2 B ABc | cBB B2 ||  