Compose a tune that integrates the letter-based representation of the determined musical pattern and the given melodic idea.
X:1
L:1/8
M:3/4
K:D
['de fe fd ed cB cA d>c', 'A2 fg g2 fe ed c2 d2']  
X:1
L:1/8
M:3/4
K:D
 de fe fd | ed cB cA | d>c d>e f>g | a2 A2 A2 :: fg g2 fe | ed c2 d2 | eg fe dc | d2 D4 :|  