Craft a musical work based on the specified structure and given theme.
X:1
L:1/8
Q:1/8=180
M:4/4
K:G
['BGGA BGdG BA A2 gagd BGdB c2', 'BGdB cA A2'  
X:1
L:1/8
Q:1/8=180
M:4/4
K:G
"^reel" gfgd BGGA | BGdG BA A2 | gagd BGdB | c2 Ac BG G2 | efed BGGA | BGdG BA A2 | gagd BGdB | 
 c2 Ac BGGA |]: BGdG eBdG | BGdB cA A2 | BGdB eBdB | c2 Ac BGGA | BGdG eGdG | BGdB cA A2 | 
 ABcd eaag | fdBd gaba :|  