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:D
['FED AFF dFF', 'fdd ecc BdB AGF']  
X:1
L:1/8
M:6/8
K:D
 A/G/ | FDD FDD | F>GF FED | AFF dFF | E>FE DAG | FDD FDD | FGF FED | AFF dFF | D>ED D2 :| a/g/ | 
 fdd ecc | BdB AGF | fda eca | dB^g a2 a/=g/ | fdd ecc | BdB AGF | AFF dFF | D>ED D2 :|  