Create a musical composition based on the alphabetic representation of the predetermined pattern and the given melodic theme.
X:1
L:1/8
Q:1/8=160
M:6/8
K:Emin
['A GEG EDB, ABG, ABd ecA Bde', 'deg agb age deg', 'A2 (3c/B/A/ GEG EDB, A,B,G, A,B,D EGA', 'deg agb age deg']  
X:1
L:1/8
Q:1/8=160
M:6/8
K:Emin
"^BB setting" A | GEG EDB, | ABG, ABd | ecA Bde | gag edB | AGB AGE | EDB, E2 F | GAB deg | 
 edB A2 :| B | deg agb | age deg | B3 deg | agb age | deg agb | age deg | B3 deg | edB A2 :| 
"^Source version" (3c/B/A/ | GEG EDB, | A,B,G, A,B,D | EGA Bde | gag edB | AGB AGE | EDB, E2 F | 
 GAB deg | edB A2 :| B | deg agb | age deg | B3 deg | agb age | deg agb | age deg | B3 deg | 
 edB A2 :|  