Create a musical composition based on the alphabetic representation of the predetermined pattern and the given melodic theme.
X:1
L:1/8
M:4/4
K:C
['A2 (Ac) BGGB', '(ec) dedB']  
X:1
L:1/8
M:4/4
K:C
[M:2/2][K:Amin] .abc A2 (Ac) BGGB | cBcd (3e^fg (dB) | A2 (Ac) BGGB | cABG (3E^FG D2 | 
 A2 (Ac) BGGB | cBcd (3e^fg (dB) | A2 (Ac) BGGB | cABG (EA) A2 || efec dedB | cBcd eaag | 
 (3e^fg (ec) dedB | cABG (3E^FG D2 | e2 (ec) dedB |{d} cBcd e^f{a}ge | aged (3e^fg dB | 
 cABG (EA) A2 |]  