Develop a musical composition that aligns with the given structural outline and thematic content.
X:1
L:1/8
M:6/8
K:G
['D GAG FED ABA AAB/c/ dBG GdB', 'A2 B/c/ dcB dcB gfe dcB AFD'  
X:1
L:1/8
M:6/8
K:G
 D | GAG FED | ABA AAB/c/ | dBG GdB | B3 A2 :: B/c/ | dcB dcB | gfe dcB | AFD AFD | Tc3 B2 B/c/ | 
 dBG GdB | TA3 G2 :|  