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:6/8
K:D
['d2 d def', 'a2 f ecA AcA cee efg fed']  
X:1
L:1/8
M:6/8
K:D
 a/g/ | fed dAB | d2 d def | d2 d def | e2 e efg | fed dAB | d2 d def | e2 a gbg | a3 a2 :: f | 
 ecA AcA | cee efg | fed def | g2 g gag | fed edc | d3 d2 :|  