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 A>F D2 F>A d2 f>d', '', 'e2 f>d (3Bcd A>d (3Bcd G>dF>d E>dD>d']  
X:1
L:1/8
M:4/4
K:D
 d2 A>F D2 F>A | d2 f>d e>f (3gfe | f>dc>d B>cd>e | f>dg>e d>cB>A | d2 A>F D2 F>A | d2 f>d e2 g>e | 
 f>dc<d A>d (3cde | f>d (3dcd d2 :: e2 || f>d (3Bcd A>d (3Bcd | G>dF>d E>dD>d | 
 G>FG>A (3Bcd z3/2 e/ | fdg>e c2 B>A | B>eg>e A>df>d | G>Bd>G F>Ad>A | g>fg>e c>A (3Bcd | 
 (3efe d2 d2 :|  