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:3/2
K:Ador
['e2 A2']  
X:1
L:1/8
M:3/2
K:Ador
|: e2 A2 ABdB A2 G2 | e2 A2 ABde g4 | e2 A2 ABdB A2 G2 | c2 cd e2 dB A4 :|  