Produce musical compositions that observe the prescribed structure and blend the offered musical idea.
X:1
L:1/8
Q:1/4=210
M:2/2
K:G
['B4 d4 AcBA B2 G2 A4 d4', 'ABcA B2 AG F2 A2'  
X:1
L:1/8
Q:1/4=210
M:2/2
K:G
 B4 d4 | AcBA B2 G2 | A4 d4 | BcBA G4 :: ABcA B2 AG | F2 A2 A2 G2 | ABcA B2 AG | F2 A2 G4 :|  