Construct a piece of music built on the supplied alphabet sequence and motif.
X:1
L:1/8
Q:3/8=120
M:6/8
K:G
['B2 B BAB c3 B3', 'D2 d dcB d2 c cBA']  
X:1
L:1/8
Q:3/8=120
M:6/8
K:G
 B2 B BAB | c3 B3 | g2 d BAG | A3 D3 | B2 B BAB | c3 B3 | AcB AGF | G3 G,3 :: D2 d dcB | d2 c cBA | 
 gfe dcB | ABG FED | D2 d dcB | d2 c cBA | EcA FEF | G3 G,3 :|  