Utilize the provided motif and the alphabetically represented musical sequence to craft an original musical composition.
X:1
L:1/8
M:4/4
K:G
['A2 eA', 'BAGB (3AAA aA gAfA', 'BAGB cAAB A3 B cA (3AAA cABd', '(3ccc gc']  
X:1
L:1/8
M:4/4
K:G
 A2 eA BAeA | A2 eA BAGB | A2 eA (3Bcd ef | gedc BAGB :| (3AAA aA gAfA | (3AAA eA BAGB | 
 (3AAA aA gAfA | gedc BAGB | (3AAA aA gAfA | (3AAA eA BAGB | ABcd efga | gedc BAGB |: cAAB A3 B | 
 cA (3AAA cABd | cAAB Acef | gfge dBGB :| (3ccc gc acgc | (3ccc gc BAGB | (3ccc gc acga | 
 gedc BAGB | (3ccc gc acgc | (3ccc gc BAGB | A2 ab agef | gedc BAGB ||  