Compose tunes based on the given letter-based musical structure and the supplied motif.
X:1
L:1/8
M:4/4
K:Gmin
['d/c/B/A/ B>F', 'd<fB>f d<BB>b g>ef>d e<cc>e']  
X:1
L:1/8
M:4/4
K:Gmin
 E | D/E/F F>d d/c/B/A/ B>F | G>B G/F/E/D/ E<CC>E | D>FF>d d/c/B/A/ B>F | G>BF>E D<B,B, :| e | 
 d<fB>f d<BB>b | g>ef>d e<cc>e | d<fB>f d<fB>b | g>ef>e d<BB>e | d<fB>f d<BB>b | g>ef>d e<cc>e | 
 d<fc<d B<ed>c | B>G F/G/F/E/ D<B,B, ||  