Compose a tune that integrates the letter-based representation of the determined musical pattern and the given melodic idea.
X:1
L:1/4
Q:1/4=120
M:2/2
K:G
['_B- B', 'g- g e', 'C4 z B- B/G/ E G- (G/E/)']  
X:1
L:1/4
Q:1/4=120
M:2/2
K:G
 G | [Gc] [Gc]- [Gc] e | g2 e _B- | B G G2- | G3 _B- | B d- d e/g/ | =f2 e2 | !slide!d4- | 
 d2 (!slide!B/A/) G | [Gc] [Gc]- [Gc] e | g2 e _B- | B G3- | G D G (_B | =B) d- d !slide!B/A/ | 
 E2 !slide!B2 | G4- | G || D E G | B/A/ B A/B/- B | d2 (B/ A3/2) | G B- B/d/ B | G3- G/(^d/ | 
 e) g- g e | g/>!slide!b/- (b a) (g/e/) | g4- | g2 z d | e g- g e | g !slide!b a g/e/ | 
 g2 e/d/B/G/- | G2 D2 | (!slide!B d-) d !slide!B/G/ | E2 !slide!B2 | G4- | G |: =F- F/G/ F | 
 !slide!E/G/E/C/- C2- | C4 | z B- B/G/ E | G- (G/E/) D/B,/ G,- | G, =F- F/G/F/(D/ | E/)C/- C3- | 
 C4 | z B- B/G/ E | G- (G/E/) D/B,/ G,- | G,2 D2 | (!slide!B d-) d !slide!B/G/ | E2 !slide!B2 | 
 G4- |1 G :|2 G4 ||  