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:4/4
K:G
['', '(3BAG dGBd cBcd efge', 'G2 Bd (3gbg fg ed^ce dfab afda']  
X:1
L:1/8
M:4/4
K:G
|: (3DEF || G2 (3BAG dGBd | cBcd efge | (3d^cd BG dGBG | (3FED AD BDAF | GA (3BAG dGBd | 
 cBcd efge | dgfg (3d^c=c AF | GBAF G2 :: Bd | (3gbg fg ed^ce | dfab afda | bagf gdBG | 
 (3FED AD BDAF | GA (3BAG dGBd | cBcd efge | d g3 dcAF | GBAF G2 :|  