Compose tunes based on the given letter-based musical structure and the supplied motif.
X:1
L:1/8
M:9/8
K:Eb
['B2 A']  
X:1
L:1/8
M:9/8
K:Eb
 E2 E E2 B/A/ G3 | E2 E E2 B AFD | E2 E E2 B/A/ G2 B | AF_D DED AFD | B2 A B2 A G2 A | 
 B2 A B2 e dBA | B2 A B2 A G2 B | AF_D DED AF=D | EGE G2 E GAF | EGE G2 B AFD | EGE G2 E G2 B | 
 AF_D DFD AF=D ||  