Craft a musical piece in accordance with the designated structure and theme.
X:1
L:1/8
M:6/8
K:G
['ABA B3 AGD E3 ABe dB d3']  
X:1
L:1/8
M:6/8
K:G
 ABA | B3 AGD | E3 ABe | dB d3 z |[M:3/8] AB e/e/ |[M:6/8] d3 Bdd | G3 z2 A | B3 AG D/D/ | E3 ||  