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:2/4
K:F
['(B2 G2)']  
X:1
L:1/8
M:2/4
K:F
 C2 | FF GG | A>G FA | GG Bd | c2 z C | FF GG | A>G FA | GG c>E | F z |[M:3/4] c2 | (B2 G2) .c2 | 
 (A2 F2) .c2 | (B2 G2) .E2 | (FGAB) c2 | (B2 G2) .c2 | (A2 F2) .c2 | (B2 G2) .E2 | F2 z2 :|  