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:3/4
K:Gmin
['GB/G/ GB/G/', 'dc dc/B/ AG']  
X:1
L:1/8
M:3/4
K:Gmin
 GA/B/ Ad Dd | dc/B/ AG FD | GA/B/ Ad Dd | dc/B/ AG FD |S GB/G/ GB/G/ GB/G/ | FA/F/ FA/F/ FA/F/ | 
 GB/G/ GB/G/ GB/G/ | FA/F/ FA/F/ FA/F/ | BG/B/ c2 d2 | DE/F/ G4 :: ba/g/ fe dc | dc/B/ AG FD | 
 ba/g/ fe dc | dc/B/ AG FDS ||  