Write a musical work incorporating the specified theme and letter-based framework.
X:1
L:1/8
M:4/4
K:G
['G2 B3/2']  
X:1
L:1/8
M:4/4
K:G
 D | G2 B3/2 A/ G2 B3/2 c/ | d2 d>c B3 z B | c2 c c B2 d B | (BA) G A B2 z d | e2 f e d2 e d | 
 c2 B3/2 A/ d3 A | G2 G3/2 G/ d2 d c | B2 A A G z d d | e2 e e d2 d d | c B c d B2 z A | 
 G2 F G d2 d3/2 c/ | B2 A2 G2 z x |]  