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:A
['', 'ecA{B} AGA', 'edc d>ef fgf fgf fed c>de efe', 'AAA AcA']  
X:1
L:1/8
M:6/8
K:A
 c |: ecA{B} AGA |{B} AGA Bcd | ecA{B} AGA | FBA GFE | ecA{B} AGA |{B} AGA cde | fga edc | 
 BcA BGE :: c>de e>fe | efe edc | d>ef fgf | fgf fed | c>de efe | efg agf | e>fe edc | 
 BcA{c} BGE :: AAA AcA | AAA cde | AAA AcA | FBA GFE | AAA AcA | AAA cde | f>ga edc | BcA{c} BGE :|  