Construct a melodic piece using the alphabet-based musical sequence and the given motif.
X:1
L:1/8
M:6/8
K:Dmix
['FAD FAD', 'Ad^c ded cAB', 'Add ded cAB', 'A Add ded cAB cde fed cAA']  
X:1
L:1/8
M:6/8
K:Dmix
 FAD FAD | G3 EFG | FAD FAD | GED D2 E | FAD FAD | G3 EFG | fed ecA |1 GEA D2 E :|2 GEA D3 |: 
 Ad^c ded | cAB cAG | Ad^c ded | cAB c2 A | Ad^c ded | cAB cde | fed ecA |1 GEA D3 :|2 GEA D2 E |: 
"^Variations:" F/G/AD F/G/AD | GBG EFG | FAD FAD | GEA D3 | FAD FAD | G/A/BG EFG | fed cAA | 
 GEA D3 :: Add ded | cAB cAG | Add ded | cAB c2 A | Add ded | cAB cde | fed cAA | GEA D3 :|  