Create a musical composition using the given alphabetical pattern and melodic theme.
X:1
L:1/8
M:2/4
K:Bmin
['c z e z d3 B', 'eg- gb- bf- fd fe']  
X:1
L:1/8
M:2/4
K:Bmin
"Bm" FB- BB |"F#7" ^A>G F2 | Fc- cc |"Bm" d>c B2 |"Bm" FB- BB |"F#7" ^A>G F2 | fe dc |"Bm" B4 |: 
"Bm" Bf- ff |"Em" g>f e2 | eg- gg |"Bm" f>d f2 | df- ff |"F#7" e>d c2 | fe dc |"Bm" B4 :| 
[K:B]"F#7" c z e z |"B" d3 B |"F#7" cd ef |"B" d>c B2 |"F#7" c z e z |"B" d3 B |"F#7" fe GA | 
"B" B4 |:"E" eg- gb- |"B" bf- fd |"F#7" fe ce |"B" gf d2 |"E" eg- gb- |"B" bf- fd |"F#7" fe GA | 
"B" B4 :|  