Develop a musical piece that combines the given theme and letter-structured outline.
X:1
L:1/8
M:6/8
K:G
['B2 d g2', 'G2) A3 fed (d3 ^c)(cd) (eb)a (^ga)e']  
X:1
L:1/8
M:6/8
K:G
 (d/c/) | B2 d g2 B | d3 cBA | FAc edc | (A3 B)dc | B2 d g2 b | e2 g c2 e | dgB dcA | (A3 G2) || 
 !fermata!F/G/ | A3 fed | (d3 ^c)(cd) | (eb)a (^ga)e | (=g3 f)(fg) | add (d^c=c) | Bef gab | 
 a2 f (age) | (e3 d2)!D.C.! |]  