Construct a music composition that complies with the designated structure and theme.
X:1
L:1/4
Q:3/4=100
M:6/4
K:Emin
['B e B G A B E2', 'G3 f g d B3/2 A/ G'  
X:1
L:1/4
Q:3/4=100
M:6/4
K:Emin
 B e B G A B | E2 E E2 f | g2 d B3/2 c/ d | G3- G3 || f g d B3/2 A/ G | A2 A A2 B | 
 E3/2 F/ G F G E | B3 f3 | g e f B2 ^d | e3- e3 |]  