Create a musical composition that adheres to the provided structure and theme.
X:1
L:1/8
M:3/4
K:Eb
['B2 B2']  
X:1
L:1/8
M:3/4
K:Eb
 GA | B2 B2 B2 | cd e2 BA | G2 EG FE | E4 (3Bcd | e2 d2 f2 | ed cB Gc | BG FE G2 | F4 (3Bcd | 
 e2 de f2 | ed cB G2 | BG FE G2 | F4 GA | B2 B2 B2 | cd e2 BA | G2 EG F>E | E4 ||  