Assemble a musical composition that combines the featured motif and conforms to the defined alphabetical form.
X:1
L:1/8
M:2/2
K:D
['(B [dd]2) [dd] [dd]2 [dd]2 gdeg d2', '([D-A][DB])[DB][DB] ([D-A][DB])[DB][DB]']  
X:1
L:1/8
M:2/2
K:D
 (B [dd]2) [dd] [dd]2 [dd]2 | gdeg d2 (Bd) | ddde dBGG | EDEG A2 G2 :: 
 ([G-A] [GB]2) [GB] ([D-A][DB])[DB][DB] | ([D-A][DB])[DB][DB] ([D-A][DB])[DB][DB] | 
 [dd]2 [dd]e [dd]BGG | EDEG A2 G2 :|  