Compose a harmonious piece with the indicated chord progression as a foundation.
'Em', 'Am', 'Bm', 'Em', 'Am', 'B7', 'Em', 'G', 'D', 'Em', 'Bm', 'G', 'D', 'Em', 'B7', 'Em'  
X:1
L:1/8
M:2/4
K:Emin
|: B |"Em" Be ef | g2 fe |"Am" ag fe |"Bm" f>e d/c/B |"Em" Be ef | g2 fb |"Am" a>g"B7" f/g/f/e/ | 
"Em" e3 :: g/a/ |"G" bg gb |"D" af fa |"Em" ge e/f/g/e/ |"Bm" fB Bg/a/ |"G" b>a g/a/b/g/ | 
"D" a>g f/g/a/f/ |"Em" gf/e/"B7" fe/^d/ |"Em" e3 :|  