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:4/4
K:D
['A2 f2 efge f2', 'ga f2']  
X:1
L:1/8
M:4/4
K:D
|: A2 f2 efge | f2 eg fdef | gAfA edce | dcde GFGA | A2 f2 efge | f2 ag fdef | gAfA ga f2 |1 
 edce d2 dB :|2 edce d2 dA |: dfac' d'2 c'2 | ba(3aaa baed | dfgf ga f2 | edcd edcA | DFAc d2 c2 | 
 BABc d2 c2 | BABf ga f2 | edce d2 dA :|  