Create musical pieces following the given structure and incorporating the suggested musical concept.
X:1
L:1/8
M:6/8
K:D
['G FED AGA BcB A2 A dcd', 'G FED AGA Bcd A2 A dcd', 'd cde efe ecA ABc ded dcB'  
X:1
L:1/8
M:6/8
K:D
"^A" G | FED AGA | BcB A2 A | dcd B<ed | d3 A2 ||"^Z" G | FED AGA | Bcd A2 A | dcd B<ed | cBc d2 || 
"^B" d | cde efe | ecA ABc | ded dcB | BGG G3 | FGA D3 | GAB E3 | FGA Bed | cBc d2 ||  