Craft a composition that integrates the assigned alphabet-related musical pattern and the provided melodic theme.
X:1
L:1/8
Q:1/8=232
M:4/4
K:D
['fD FA df af']  
X:1
L:1/8
Q:1/8=232
M:4/4
K:D
|: A | d/d/d AG FGAd | B/B/B ed cA Ac | d/d/d AF GA Bd | cd ec dD DA | d/d/d AG FGAd | 
 B/B/B ed cA Ac | d/d/d AF GA Bg | fe dc dD Dg | fD FA df af | eE GB ef ge | fD FA df af | 
 ef ga fd dg | fD FA df af | eE GB ef ga | ba gf ed cB |1 AG FE DA Bc :|2 AG FE D3 ||  