Craft a composition that integrates the assigned alphabet-related musical pattern and the provided melodic theme.
X:1
L:1/4
M:3/4
K:D
['D D']  
X:1
L:1/4
M:3/4
K:D
 D | D D E | F F G | A A F | E D D | D2 E | F F (E/D/) | F (F/G/)(A/B/) | c d A | c d e | 
 !fermata!d2 z | F F (E/D/) | F2 A | B2 c | d d e | !fermata!f2 e/ d/ | d d (e/c/) | 
 d3/2 d/ c/ A/ | G G F/ G/ | E/ D3/2 D | D2 ||  