Compose a piece of music using the specified letter-based musical form and incorporating the assigned motif.
X:1
L:1/8
M:6/8
K:D
['FED EFG AdB =cAG', 'd2 e fed e2 d cAG', 'DED =c3 AdB =cAG', 'fed edc ded cAG']  
X:1
L:1/8
M:6/8
K:D
 FED EFG | AdB =cAG | A2 A BAG | FAF GFE | FED EFG | AdB =cAG | FAF GEA | DED D3 :: d2 e fed | 
 e2 d cAG | A2 A BAG | FAF GFE | d2 e fed | e2 d cAG | FAF GEA | DED D3 :: DED =c3 | AdB =cAG | 
 AB^c d3 | ded cAG | DED =c3 | AdB =cAG | FAF GEA | DED D3 :: d2 e fdd | add fdd | c2 d eAA | 
 fAA eAA | d2 e fdd | add fdd | faf gec |1 edc d3 :|2 edc d2 g | fed edc | ded cAG | A^GA BA=G | 
 FAF GFE | fed edc | ded cAG | FAF GEA | DED D2 g | fed edc | ded cAG | A^GA BA=G | FAF GFE | 
 fed efg | afd cAG | FAF GEA | DED D3 ||  