Develop a musical composition by incorporating the given alphabetic framework and motif.
X:1
L:1/8
M:3/4
K:G
['b>a g2 B2 d2 c2 A2 Af', 'D>G (G/A/G/F/) GB d2 (c/d/c/B/) c2 Af']  
X:1
L:1/8
M:3/4
K:G
|: b>a g2 B2 | d2 c2 A2 | Af Tfe fg | ag fe d2 | b>a g2 B2 | d2 c2 A2 | Af Tfe fa | g2 g4 :: 
 D>G (G/A/G/F/) GB | d2 (c/d/c/B/) c2 | Af (f/g/f/e/) fg | ag fe d2 | D>G (G/A/G/F/) GB | 
 d2 (c/d/c/B/) c2 | Af (f/g/f/e/) fa | g2 g4 :|  