Craft a musical work based on the specified structure and given theme.
X:1
L:1/8
M:4/4
K:Dmix
['ABGE DEGA', 'A2 (3Bcd'  
X:1
L:1/8
M:4/4
K:Dmix
 DEGA BG G2 | AGBG ABGE | DEGA (3Bcd ed | BAAG ABGE | DEGA BG G2 | AGBG ABGE | DEGA (3Bcd ed | 
 BAAG A2 (3Bcd || eA A2 (3Bcd eg | dG G2 BG (3Bcd | eA A2 (3Bcd eg | dBGB A2 (3Bcd | 
 eA A2 (3Bcd eg | dG G2 BG (3Bcd | eg g2 edea | gedB ABGE ||  