Compose tunes based on the given letter-based musical structure and the supplied motif.
X:1
L:1/8
M:4/4
K:A
['d2 cd e3 f edcB A2']  
X:1
L:1/8
M:4/4
K:A
|: E2 |"A" A2 BA"E" FE D2 |"A" A2 Bc"D" d2 cd |"A" e3 f edcB |"A" A2 c2"E" E2 E2 | 
"A" A2 BA"E" FE D2 |"A" A2 Bc"D" d2 cd |"A" e3 f edcB |"E" A2 G2"A" A2 :: E2 |"A" ABcd e2 de | 
"D" f2 e2"E" d2 cd |"A" e3 f edcB |"A" A2 c2"E" E2 E2 |"A" A2 BA"E" FE D2 |"A" A2 Bc"D" d2 cd | 
"A" e3 f edcB |"E" A2 G2"A" A2 :|  