Create a musical composition that adheres to the provided structure and theme.
X:1
L:1/8
M:2/2
K:D
['A2 A2 A>B (3ABd ef g>fed Bd', '=c2 c/e/d/c/ B2 A/B/d', 'a2 gf'  
X:1
L:1/8
M:2/2
K:D
 A2 | A2 A>B (3ABd ef | g>fed Bd (B/A/)F | E>F A>B ABd (3e/f/g/ | f2 (e/d/)e d2 :: d2 | 
 =c2 c/e/d/c/ B2 A/B/d | Afed B>d B/A/F | =c2 c/e/d/c/ B2 A/B/d | Af e/d/e d3 d | 
 =c2 c/e/d/c/ B2 A/B/d | a>fe>d Bd (B/A/)F | E>FA>B ABd (3e/f/g/ | f2 e/d/e d2 :: f2 | 
{fg} a2 ab a2 gf | (af)ed B>d B/A/F |{fg} a2 a>b a2 gf | (af)ed d3 e |{fg} a2 ab a2 gf | 
 af ed B>d (B/A/)F | E>FA>B ABd (3e/f/g/ | f2 e/d/e d2 :|  