Craft a music piece utilizing the assigned alphabetic notation and the supplied motif.
X:1
L:1/8
M:6/8
K:Bb
['B2 BBAB c3 B3 d2 ddcd e3']  
X:1
L:1/8
M:6/8
K:Bb
 B2 BBAB | c3 B3 | d2 ddcd | e3 d3 | c2 ccd=E | F3 z3 | d2 c B2 A | A3 G3 | e2 dcdB | B3 A3 | 
 BdfFGA | B3 z3 |]  