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:G
['g2 ga b2 ba gbag', '[G,G]2 A(BB)c BAGB AGEG DEGA B(ee)f gede', 'G2 part variation, played by Hammons on', 'A(BB)c BAGB |[M:6/4] AGEG DEGA DEGA [M:2/2]']  
X:1
L:1/8
M:2/2
K:G
 g2 ga b2 ba | gbag e2 d2 | e g2 a gedf | edBG AG [G,G]2 | g2 ga b2 ba | gbag eg d2 | 
 e g2 (g g)bag | edBG AG [G,G]2 || A(BB)c BAGB | AGEG DEGA | B(ee)f gede | dBAG AG G2 :| 
"^B part variation, played by Hammons on some repeats" |: A(BB)c BAGB |[M:6/4] AGEG DEGA DEGA | 
[M:2/2] B(ee)f gede | dBAG AG G2 :|  