Design a musical work that abides by the outlined structure and integrates the assigned theme.
X:1
L:1/8
Q:1/2=100
M:2/2
K:Emin
['G2 E2', 'G2 E2'  
X:1
L:1/8
Q:1/2=100
M:2/2
K:Emin
 E2 B2 B4 | AGFA G2 E2 | FGAF G2 E2 | EDEF G2 F2 | E2 B2 B4 | AGFA G2 E2 | FGAF G2 E2 | G2 F2 E4 :| 
 FGAF G2 E2 | EDEF G2 E2 | FGAF G2 E2 | G2 F2 E4 :|  