Develop a musical work using the identified alphabetic pattern and the supplied melody as a theme.
X:1
L:1/8
M:2/2
K:G
['GGGG (B/c/d) (BG)', '(B/c/d) (BG)']  
X:1
L:1/8
M:2/2
K:G
 B | GGGG (B/c/d) (BG) | GGGG (F/G/A) (FD) | GGGG (B/c/d) (BG) | (c/d/e) (A/B/c) BGG :: f | 
 gggd (B/c/d) (BG) | gggB (A/B/c) (A=F) | Gggd (B/c/d) (BG) | (c/d/e) (A/B/c) BGG :|  