Compose a tune that integrates the letter-based representation of the determined musical pattern and the given melodic idea.
X:1
L:1/8
Q:1/8=232
M:4/4
K:Bb
['B,2 DF BA cB G2 ce gf', 'eg fe fg fd cB A2 A,C']  
X:1
L:1/8
Q:1/8=232
M:4/4
K:Bb
|: B,2 DF BA cB | G2 ce gf ag | f=e gf _ec Ac | BA BG FE DC | B,2 DF BA cB | G2 ce gf ag |1 
 ec AF =EF GA | BF dc B4 :|2 fe cA F^F GA | B2 BA Bd cB |:[K:F] A2 A,C EF Ac | B2 B,D FB df | 
 e2 CE Fc eg | fe fg fd cB | A2 A,C EF Ac | B2 B,D FB df | ec =Bc ge bg |1 fe ge f4 :|2 ef ag f4 ||  