Craft a music piece according to the prescribed structure and the input theme.
X:1
L:1/8
M:6/8
K:D
['GAB Ace gfe d2', 'Agg Aff'  
X:1
L:1/8
M:6/8
K:D
|: A | dcd ecA | dcd dcd | afd ecA |1 fdB GAB | GAB Ace | gfe d2 :|2 fdB gdB | GAB Ace | gfe d2 |: 
 A | Aaa Agg | Aff dcB | AGA Bee | Aaa Agg | Aff fed | cde d2 :|  