Design a musical work that abides by the outlined structure and integrates the assigned theme.
X:1
L:1/8
Q:1/8=150
M:2/2
K:G
['ef G2 dB GBdg ecAF G2 AB', 'BGDG BGAB'  
X:1
L:1/8
Q:1/8=150
M:2/2
K:G
 ef | G2 dB GBdg | ecAF G2 AB | cAdB cdfg | afdc d2 ef | G2 dB GBdg | ecAF G2 AB | cAdB cAGF | 
 DGGF G2 :| z A | BGDG BGAB | cAEA cAEA | BG G2 DGBG | FDAD BDAD | BGDG BGAB | (3cBA EA cAEA | 
 Bgfe d2 cA | GBAF G2 :|  