Compose a piece of music following the specified structure and theme.
X:1
L:1/8
M:4/4
K:Emin
['e/g/b ag', 'GDGA B2 dB'  
X:1
L:1/8
M:4/4
K:Emin
 ebae fged | e/g/b ag ge d2 | e/g/b ag g2 ed | e/f/g Be dBAB :: GDGA B2 dB | GDGe d/B/A BA | 
 GDGA B2 dB |1 edde B2 AB :|2 egde BABA ||  