Craft a composition that integrates the assigned alphabet-related musical pattern and the provided melodic theme.
X:1
L:1/8
M:4/4
K:D
['d2 f2']  
X:1
L:1/8
M:4/4
K:D
|:"D" DAFA DAFA |"G" defe dcBA |"A" eBfB gBfB |"G" (3efe (3dcB"A" (3ABA (3GFE |"D" DAFA DAFA | 
"G" defe dcBA |"A" eBfB gece |1"D" d2 f2 d4 :|2"D" d2 f2 d2 cd |:"A" eB B2"D" fB B2 | 
"G" gBfB"A" eB B2 | eBfB gBfB |"G" (3efe (3dcB"A" (3ABA (3GFE |"D" DAFA DAFA |"G" defe"A" dcBA | 
 eBfB gece |1"D" d2 f2 d2 cd :|2"D" d2 f2 d4 ||  