Develop a musical composition that aligns with the given structural outline and thematic content.
X:1
L:1/8
Q:1/8=180
M:6/8
K:G
['G2 G AGA']  
X:1
L:1/8
Q:1/8=180
M:6/8
K:G
|: D | G2 G AGA | Bcd efg | G2 G AGA | BGE E2 D | G2 G AGA | Bcd efg | dcB AGA | BGG G2 f | 
 gfg efg | fdd def | gfg aga | bge e2 f | gfg aga | bge efg | dcB cBA | BGG G2 :|  