Develop a musical composition that aligns with the given structural outline and thematic content.
X:1
L:1/8
M:3/4
K:Eb
['B B']  
X:1
L:1/8
M:3/4
K:Eb
 B2 B B (GE) | E2 A c B B/ B/ | B2 B B (GE) | E2 A c F2 | B B B B (GE) | E2 A c B B | 
 B B B B (GE) | E E A c F E | E E/ E/ e e d B | e2 c c B2 | E E/ E/ e2 d B/ B/ | e c B G F2 |]  