Compose a harmonious melody following the provided chord sequence.
'D', 'G', 'A7', 'D', 'Bm', 'A7', 'D', 'D', 'Bm', 'A7', 'D', 'D', 'D7', 'G', 'D', 'Em', 'A7', 'D', 'D', 'Bm', 'A7', 'D'  
X:1
L:1/4
M:4/4
K:D
"^A" A |"D" c d c d |"G" B B"A7" A A |"D" d d d/d/d/d/ |"Bm" f f"A7" e A |"D" c d c d | 
"D""Bm" d d d/d/d/d/ |"A7" f e"D" d :|"^B" e |"D" f a a a |"D7" f a a3/2 a/ |"G" g g"D" f f | 
"Em" e e/f/"A7" e/c/B/A/ |"D" c d c d |"D""Bm" d d d/d/d/d/ |"A7" f e"D" d :|  