Develop a musical composition that aligns with the given structural outline and thematic content.
X:1
L:1/8
M:2/2
K:Amin
['cB cd', 'A6 ef g>f ga g2 fe fe'  
X:1
L:1/8
M:2/2
K:Amin
 z E | A2 A>B cB cd | e2 dc d2 cd | e2 A2 cA G<E | G6 cB | A>G AB cB cd | e>d ef e2 a>g | 
 f>e d>c B2 c2 | A6 :: ef | g>f ga g2 fe | fe dc d2 (3Acd | e2 A2 cA G<E | G6 cB | A>G AB cB cd | 
 e>d ef e2 a>g | f>e d>c B2 c2 | A6 :|  