Utilize the alphabetic system of the specified musical pattern and the supplied melodic theme to create a piece of music.
X:1
L:1/16
M:3/4
K:G
['_BcBA G2B2 A=BAG', 'dcBd g2B2 d2c2']  
X:1
L:1/16
M:3/4
K:G
 d2>c2 _BcBA G2B2 | A=BAG FGAB ^c2d2 | d2=c2 _BcBA G2B2 | A=BAG F2G2 G4 | d2>c2 _BcBA G2B2 | 
 A=BAG FGAB ^c2d2 | d2=c2 _BcBA G2B2 | A=BAG F2G2 G4 :: dcBd g2B2 d2c2 | cBcd e2A2 c2B2 | 
 dcBd g2B2 d2c2 | cBcA F2G2 G4 :|  