Develop musical pieces that conform to the specified format and include the suggested musical theme.
X:1
L:1/8
Q:1/8=120
M:6/8
K:D
['B2 c dcB', 'F2 B GAB'  
X:1
L:1/8
Q:1/8=120
M:6/8
K:D
 B2 c dcB | ABG FGA | B2 c dcB | ABG F3 :: F2 B GAB | AGA FGA | F2 B GAB | AGF E3 :|  