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:3/8
K:G
['gdB BAA BdB A2 G']  
X:1
L:1/8
M:3/8
K:G
 d | gdB | BAA | BdB | A2 G | G2 D/E/ | GAG | GBd | efg | fdc | B2 c/A/ | AGG | GBd | efg | fdB | 
 g2 f/a/ | gdB | BAA | BdB | A2 G | G2 ||  