Develop a musical piece that combines the given theme and letter-structured outline.
X:1
L:1/4
M:3/4
K:G
['B B']  
X:1
L:1/4
M:3/4
K:G
 B/c/ | d B B | B A A/B/ | c A A | d2 B/c/ | d B B | B A A/B/ | c A A | G2 |]  