Compose a musical piece using the designated musical pattern's alphabetic representation and the assigned melodic theme.
X:1
L:1/16
M:2/4
K:E
['EGBF FABG EccG cBce EBBG cBce', 'e2ge fgfe cefe']  
X:1
L:1/16
M:2/4
K:E
|: EGBF FABG | EccG cBce | EBBG cBce | geaf gee2 :: egGe e2ge | fgfe cefe | egBB e2ge | gbfb gee2 | 
 egBB e2ge | fgfe cefe | e2gb gafg | ecBc GEE2 :|  