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:9/8
K:D
['ded BGB', 'GB/c/d gdB']  
X:1
L:1/8
M:9/8
K:D
|: ded BGB BGB | ded BGB c2 A | ded BGB BGB | cBc A2 B cBA :: GB/c/d gdB gdB | GB/c/d gdB cBA | 
 GB/c/d gdB gdB | cBc A2 B cBA :|  