Craft musical compositions adhering to the prescribed form and the provided musical idea.
X:1
L:1/4
Q:3/4=110
M:6/4
K:Bb
['B3 c2 d B3/2 A/ B A3', 'g/ f'  
X:1
L:1/4
Q:3/4=110
M:6/4
K:Bb
 B3 c2 d | B3/2 A/ B A3 | G3 F2 B | B2 A B3 :: d2 =e f3/2 g/ f | g a b a3/2 g/ f | g3 d =e f | 
 f2 =e f2 c | A2 B c3/2 d/ c | f e d e3 | d3 c2 B | B2 A B3 :|  