Write a musical work incorporating the specified theme and letter-based framework.
X:1
L:1/8
Q:1/4=96
M:4/4
K:Amin
['AG (E>D) EG']  
X:1
L:1/8
Q:1/4=96
M:4/4
K:Amin
 EG | A>B AG E2 EE | c2 BA B2 EG | (A>B) AG (E>D) EG | A4 z2 AB | (c>B) cd e2 d>c | 
 d>c de A2 (cd) | e>A AG (E>D) EG | c2 BA B2 (cd) | e>A AG (E>D) EG | A4 z2 |]  