Construct a melodic piece using the alphabet-based musical sequence and the given motif.
X:1
L:1/4
Q:1/2=120
M:2/2
K:D
['F A']  
X:1
L:1/4
Q:1/2=120
M:2/2
K:D
 A/G/ |"D" F A A3/2 A/ | B A2 G | F A d3/2 e/ | f3 f |"D" f A A3/2 f/ |"Em" f e2 d | 
"A" c d"E7" e f |"A" e3 A |"D" F A A3/2 A/ | B A2 G | F A d3/2 e/ | f3 A |"G" A g g3/2 g/ | 
"Em" g f e d |"A7" d A f3/2 e/ |"D" d3 |]  