Develop a melody while staying within the specified chord structure.
'D', 'Bm', 'Em', 'A7', 'D', 'Em', 'A7', 'D', 'D', 'D', 'A7', 'D', 'A7', 'D', 'A11', 'A7', 'D', 'A7', 'D', 'D'  
X:1
L:1/8
M:4/4
K:D
"D" A2 FA ABcd | A2 FA ABcd |"Bm" F2 DF FEDE |"Em" FDEF"A7" E2 DF |"D" A2 FA ABcd | A2 FA ABcd | 
"Em" efed"A7" cABc |1"D" dfec d2 FG :|2"D" dfec dABc |:"D" d2 fd adfd | adfd"A7" cABc | 
"D" d2 fd adfd | adfd"A7" cABc :|"D" fgfe dedB | ABAG FAGF |"A11" EADA EADA |"A7" cABc BAAd | 
"D" fffe dddB | AAAG FAGF |"A7" EecB AAcA | eAcA eABc |1"D" dfec ddAd :|2"D" dfec d2 DF ||  