Develop a musical composition based on the outlined framework and thematic material.
X:1
L:1/8
M:4/4
K:G
['BcdB c2 dc BcdB ADFA BcdB (3cdc', 'DGGA BAGB c2 dc BAGB ADFA BcdB'  
X:1
L:1/8
M:4/4
K:G
 BcdB c2 dc | BcdB ADFA | BcdB (3cdc Bc | dBAF DGGA :: BAGB c2 dc | BAGB ADFA | BcdB cABc | 
 dBAF DGGA :|  