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
Q:1/4=120
M:4/4
K:C
['E2 ED C4 E2 EF G2 GF']  
X:1
L:1/8
Q:1/4=120
M:4/4
K:C
|: E2 ED C4 | E2 EF G2 GF | G8 | G2 GG G4 | A3 G F2 GF |1 E8 :|  