Create a musical composition adhering to the provided thematic and alphabetical guidelines.
X:1
L:1/8
Q:1/8=320
M:6/8
K:G
['f ged B2 A BGE G2 A', 'def gfg']  
X:1
L:1/8
Q:1/8=320
M:6/8
K:G
 f | ged B2 A | BGE G2 A | BdB ABA | GBd e2 f | ged B2 A | BGE G2 A | BdB AGA | BGG G2 :| B | 
 def gfg | eaa eaa | bag e2 d | efg efg | def gfg | afd efg | edB AGA | BGG G2 :|  