Compose tunes based on the given letter-based musical structure and the supplied motif.
X:1
L:1/8
M:4/4
K:D
['A>Bd>A F2']  
X:1
L:1/8
M:4/4
K:D
"D" D2- D>F F<AA>B | A>Bd>A F2 D2 |"Em" E2- E>F B<BB>c |"D" d>fe>d"G" B2 B<d |"D" D2- D>F F<AA>B | 
 A>Bd>A F2 (3DEF |"G" G>BG<B"D" F>AF<A |"Em" E>FG>A"G" B>AB>c ||"D" d2 f>e"Bm" d<dd>B | 
"D" A>Bd>A F2 D2 |"Em" e2 e>f e<ee>f | g>fe>d"G" B>AB>c |"D" d2 f>e"Bm" d<dd>B | 
"D" A>Bd>A F2 (3DEF |"G" G>BG<B"D" F>AF<A |"Em" E>FG>A"G" B2 d2 ||  