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:A
['z EAc']  
X:1
L:1/8
M:4/4
K:A
|: z EAc |"A" ed c2 z EAc | ed c2 z EAc |"A" e2"D" f2"A" e2"E7" dc |"A" e3 a z EAc | 
"A" ed c2 z EAc |"Bm" dc B2"E7" z Bcd |"A" e>c"E7" d>B"A" c>A"E7" B>G |"A" A4 z :: z3 | 
"A" ef =g2"D" fe f2 |"E7" ed e2"A" d c3 | e2 dc e2 dc | e4 a2 a2 |"A" ef =ga f=g ef | 
"E7" de cd"A" cB BA |"A" e>c"D" d>B"A" c>A"E7" B>G |"A" A4 z :|  