Construct a melodic piece using the alphabet-based musical sequence and the given motif.
X:1
L:1/8
Q:1/8=160
M:6/8
K:G
['DFA dAF AFD', 'D2 a/g/ f2 d d^cd afd d2']  
X:1
L:1/8
Q:1/8=160
M:6/8
K:G
"^D modal" A/G/ | FGF DFA | dAF AFD | EGE CEG | cGE CAG | E/F/GF DFA | dAF AFD | GBG EFG | 
 AFD D2 :| a/g/ | f2 d d^cd | afd d2 f | e2 c cBc | gec efg | a2 f gfe | fdB AFD | GBG EFG | 
 AFD D2 :|  