Compose a piece using the specified musical pattern based on the alphabet and the provided melodic theme.
X:1
L:1/8
M:2/2
K:Emin
['BEED E2', 'dBGB A2', 'DEGA BEED E2 DE |1 GABG A2', 'F DGGF GBdB cBAB cdea gedB cege']  
X:1
L:1/8
M:2/2
K:Emin
 BEED E2 GE | E2 GE DEGA | BEED E2 DE |1 GABG A2 GA :|2 GABG A2 BA || G3 F GBdB | c2 AB cded | 
 B3 A GBde | dBGB A2 BA | G3 F GBdB | c2 AB cdef | gedB c2 ge | dBGB A2 GA |: 
"^\"variations\"" BEED E2 DE | GEDB, DEGA | BEED E2 DE |1 GABG A2 GA :|2 GABG A3 F || G3 F GBdB | 
 cBAB cded | B2 AB GBdB | GABG A3 F | DGGF GBdB | cBAB cdea | gedB cege | dBGA BA A2 ||  