Craft a musical piece that integrates the provided melodic theme and the corresponding alphabetical pattern.
X:1
L:1/8
Q:1/8=128
M:4/4
K:Emin
['B<B B>A G>F E>G']  
X:1
L:1/8
Q:1/8=128
M:4/4
K:Emin
|: B<B B>A G>F E>G | F>D A>D F>D A>d | B<B B>A G>F E>G | B>e g/f/e/^d/ e2- eg | B<B B>A G>F E>G | 
 F>D A>D F>D A>d | B<B B>A G>F E>G | B>e g/f/e/^d/ e2- eg | g<g b>g a>f d>f | e<e g>e f>^d B>f | 
 g<g b>g a>f d>f | B>e g/f/e/^d/ e2- eg | g<g b>g a>f d>f | e<e g>e f>^d B>f | g<g b>g a>f d>f | 
 B>e g/f/e/^d/ e2- e :|  