Write a musical work incorporating the specified theme and letter-based framework.
X:1
L:1/8
M:3/4
K:Eb
['e2 B2 G2 BB AG F2 B>A']  
X:1
L:1/8
M:3/4
K:Eb
 e2 | B2 G2 BB | AG F2 B>A | G2 E2 G2 | F4 B,2 | E2 E2 FF | GA B2 c>c | B2 A2 FG | E4 |]  