Create music based on the specified alphabetic description of the musical arrangement and the given pattern.
X:1
L:1/8
Q:1/2=80
M:2/2
K:Bb
['B2 F>E DB,DF GEGB AFAc', 'BdGd BdGd ceGe', 'B2 B2']  
X:1
L:1/8
Q:1/2=80
M:2/2
K:Bb
 B2 F>E DB,DF | GEGB AFAc | dBec fdcB | ABcd c2 BA | B2 F>E DB,DF | GEGB AFAc | dBcc dBcA | 
 B2 B2 B2 (!turn!BA) :| BdGd BdGd | ceGe ceGc | AcFc AcFc | BdFd BdFd | BdGd BdGd | ceGe ceGe | 
 Aedc BGAF | G2 D2 G,4 || b/a/ | bfdB Acfg | fdcB Acfg | edcB ABcd | A2 F2- F2 GA | BFG_A GBcd | 
 eGcB AGFE | Dgfe dcBA | B2 B2 B2 (!turn!BA) |]  