Create a composition based on the provided motif, following the specified musical structure.
X:1
L:1/8
Q:1/8=80
M:4/4
K:Amin
['AB c2 c2 B2 B2 A>BAG E3', 'z2 c4 B4 A>BAG E2 z2 G3'  
X:1
L:1/8
Q:1/8=80
M:4/4
K:Amin
"^plaintively" AB | c2 c2 B2 B2 | A>BAG E3 G | G2 A>G GEcB | A3 G E2 FE | E>FED C2 CD | 
 EGAB c2 cd | edcB cBA^G | A4 A2 z2 || c4 B4 | A>BAG E2 z2 | G3 A GEcB | A3 G E2 F>E | 
 E>FED C2 CD | EGAB c2 cd | edcB cBA^G | A4 A2 z2 |]  