Craft a composition that integrates the assigned alphabet-related musical pattern and the provided melodic theme.
X:1
L:1/8
M:2/4
K:D
['A A[dF] [dF][dF] de/f/ Tfe/d/ cA AA', 'aa Tfd/f/ aa']  
X:1
L:1/8
M:2/4
K:D
 A | A[dF] [dF][dF] | de/f/ Tfe/d/ | cA AA | [AA]2 AA | A2 AA | Ac ee | ef/g/ Tfe/c/ | ed dd | 
 d2 dd | d2 z :: f/g/ | aa Tfd/f/ | aa Tfd/f/ | aa fe/d/ | cA AA | [AA]2 AA | Ac ee | 
 ef/g/ Tfe/c/ | ed dd | d2 dd | d2 z :|  