Design a musical work that abides by the outlined structure and integrates the assigned theme.
X:1
L:1/8
Q:1/8=120
M:4/4
K:F
['B2 GA']  
X:1
L:1/8
Q:1/8=120
M:4/4
K:F
|: B2 GA Bcdc | BAGB ADGA | B2 GA Bcde | fdcB ADGA :|  