Create a musical composition using the given alphabet-based notation and supplied motif.
X:1
L:1/4
Q:1/2=100
M:3/2
K:G
['B A']  
X:1
L:1/4
Q:1/2=100
M:3/2
K:G
 B3/2 c/ d B A G | F A A c B A | B3/2 c/ d B A G | D G G B A G |:  