Assemble a piece of music using the specified alphabetical notation and the supplied motif.
X:1
L:1/16
M:2/4
K:G
['B4 A4 G2G2', 'B2G2 A2D2 G2G2', 'G4 dc BdcB AcBA G2G2 cBAG F2A2']  
X:1
L:1/16
M:2/4
K:G
 dc | B4 A4 | G2G2 cBAG | F2A2 A2dc | B4 A4 | G2G2 ABBBG2 | B2G2 G4 :: dc | B2G2 A2D2 | G2G2 cBAG | 
 F2A2 A2dc | B2G2 A2D2 | G2G2 AcBG | B2G2 G4 :: dc | BdcB AcBA | G2G2 cBAG | F2A2 A2dc | 
 dfed cedc | G2G2 AcBA | B2G2 G4 :|  