Compose tunes based on the given letter-based musical structure and the supplied motif.
X:1
L:1/16
M:2/4
K:D
['(AB)cd efg^g a2a2 f4 (3g/a/g/fe (3f/g/f/ed', '(3g/a/g/fe (3fgfe2', "d(gbd') d6 (Bc) B4-"]  
X:1
L:1/16
M:2/4
K:D
 (AB)cd efg^g | a2a2 f4 | (3g/a/g/fe (3f/g/f/ed | (3e/f/e/dc (dc)B2A2 | (AB)cd efg^g | a2a2 f4 | 
 (3g/a/g/fe (3f/g/f/ed | e2A2d2 z2 :: e2a2 a2gf | (3g/a/g/fe (3fgfe2 | e2d'2 d'2c'b | 
 (3c'/d'/c'/ba (3bc'ba2 | e2a2a2 gf | (3g/a/g/fe (3fgfe2 | (eb)(bd') (3c'd'c'b2 | 
 a2c'2a2 z2!D.C.! :|[K:G] d4- d(gbd') | d6 (Bc) | B4- B(dfb) | B6 (db) | (ba) a4 (ca) | 
 (ag) g4 (ag) | (gf) f4 (Af) | (ed) d4 (Bc) | d4- d(gbd') | d6 (Bc) | B4- B2(dfb) | B6 (db) | 
 (ba) a4 (dc') | (c'b) b4 (Af) | (fe)(e^d) (de)(ef) | [Bg]2[Bg]2[Bg]2 z2 :|  