Compose a piece of music that follows the specified structure and incorporates the given theme.
X:1
L:1/8
Q:1/4=120
M:2/2
K:G
['g2 e2', '(_B2 =B2) B2 BABB d2 B2 BAGG'  
X:1
L:1/8
Q:1/4=120
M:2/2
K:G
"^Quick" ef | g2 ga g2 e2 | dABA BA G2 | Aaab a2{a} g2 | eddd d2 ef | gaba g2 e2 | dA B2 BAGG | 
 ABAG EDGB | A2 [GB]2 [GB]2 ef | gfga g2 e2 | d2 B2 BA[GB][GB] | eaab a2{a} g2 | eddd d2 ef | 
 gaba g2 e2 | d2 B2 BAGG | ABAG EDGB | A2 [GB]2 [GB]2 || (_B2 | =B2) B2 BABB | d2 B2 BAGG | 
 ABAG EDGB | A2 (G2 [GB]2) (_B2 | =B2) B2 BABB | d2 B2 BAGG | ABAG EDGB | A2 [GB]4 ||  