Form a musical piece based on the provided motif while observing the defined structure.
X:1
L:1/8
Q:1/4=150
M:6/8
K:Amin
['z3 z2 B c2 A ABA E2', 'A2 B'  
X:1
L:1/8
Q:1/4=150
M:6/8
K:Amin
 z3 z2 B | c2 A ABA | E2 A A>Bc | B2 G GBc | dBG G2 B | c>dc{c} B2 A | B2 B e^fg | edc B>AB | 
 E2 A A2 :: B | A2 B c2 d | e2 ^f g3 | ^f<a^f g2 e | dBG G2 B | A2 B c2 d | e2 ^g a3 | edc B>AB | 
 E2 A A2 |]  