Generate a musical piece using the presented motif and follow the alphabetical structure provided.
X:1
L:1/8
M:2/2
K:Bb
['dBB d']  
X:1
L:1/8
M:2/2
K:Bb
 F |"Bb" B2 Bf dBfB |"Cm" edcB"F7" AFcA |"Bb" B2 bf dBfB |"F7" AFec"Bb" dBB :| d | 
"Bb" f2 db"Eb" g2 Ee |"F7" c2 Aa"Dm" f2 Dd |"Gm" B2 Gg"Cm" edcB |"F7" AFec"Bb" dBB || d | 
"Bb" fdba"Eb" gfed |"F7" cAag"D7" fedc |"Gm" BGgf"Cm" edcB |"F7" AFec"Bb" dBB |]  