Utilize the alphabetic system of the specified musical pattern and the supplied melodic theme to create a piece of music.
X:1
L:1/8
M:6/8
K:G
['GBd cAF Gge dBG cec', 'gdB gfg eag fef def gag fgf']  
X:1
L:1/8
M:6/8
K:G
|: GBd cAF | Gge dBG | cec BdB | ABG FED | GBd cAF | Gge dBG | cec Bag |1 fef gdB :|2 fef g2 d |: 
 gdB gdB | gfa gdB | gfg eag | fef def | gag fgf | efe def | gdB AGA |1 BGF GBd :|2 BGF G2 D ||  