Assemble a musical composition that combines the featured motif and conforms to the defined alphabetical form.
X:1
L:1/8
M:12/8
K:G
['B3 BAB dBA', 'g2 g gfe d2 B c2 d']  
X:1
L:1/8
M:12/8
K:G
 B3 BAB dBA G3 | GBd g2 e d2 B A2 G | B3 BAB dBA G2 B | ded cBA G3 G3 :| g2 g gfe d2 B c2 d | 
 e2 a a2 b a2 g e2 f | g2 g gfe d2 B c2 d | efg fgf g3 g3 :|  