Using the provided alphabet sequence and motif, develop a unique musical composition.
X:1
L:1/8
M:2/2
K:G
['', '(3GABS c2 BG AGEG DGBG AGEG BcAB', 'Tg2 (gf) g2', 'a2 fggf g2 (dg) egdg egde g2']  
X:1
L:1/8
M:2/2
K:G
 (3GABS |: c2 BG AGEG | DGBG AGEG | BcAB G2 Bc | dBAc BG !fermata!G2 :| Tg2 (gf) g2 (dg) | 
 egdg egde | Tg2 (gf) g2 d2 | ea{b}ag ea{b} a2 || fggf g2 (dg) | egdg egde | g2 ge a2 ag | 
 b2 ba gfeSd |]  