Compose tunes based on the given letter-based musical structure and the supplied motif.
X:1
L:1/4
M:3/4
K:C
['G G']  
X:1
L:1/4
M:3/4
K:C
 G | G E C | G G3/2 G/ | F E D | C2 G | G A B | c d3/2 B/ | c E F | G2 G | G A B | c c B/B/ | 
 c E F | G2 E/F/ | G3/2 G/G/ G/ | E C3/2 E/ | D C B, | C2 ||  