Construct a music composition that complies with the designated structure and theme.
X:1
L:1/8
Q:1/8=180
M:6/8
K:G
['DEF GAB egd efg dBG AGF', 'G2 g gfe agf gfg edB egf'  
X:1
L:1/8
Q:1/8=180
M:6/8
K:G
|: D | DEF GAB | egd efg | dBG AGF | GAB AGE | DEF GAB | egd efg | dBG AGF | GBA G2 :: g | 
 gfe agf | gfg edB | egf gdB | AcA BGE | DEF GAB | egd efg | dBG AGF | GBA G2 :|  