Compose a melodic line that follows the provided chord sequence.
'D', 'G', 'A7', 'D', 'D', 'G', 'A7', 'D', 'D', 'G', 'A7', 'D', 'D', 'G', 'E7', 'A7', 'D'  
X:1
L:1/4
M:4/4
K:D
"^A" A/G/ |"D" F A A2 |"G" G B B2 |"A7" c/c/ c B c |"D" d e f2 |"D" F A A2 |"G" G B B2 | 
"A7" c/c/ c B c |"D" e d d :|"^fine""^B" d/e/ |"D" f d A F |"G" G B B2 |"A7" c/c/ c B c | 
"D" d e f d/e/ |"D" f d A F |"G" G B"E7" B2 |"A7" c/c/ c B c |"D" e d"^dc" d ||  