Develop musical pieces adhering to the provided chord changes.
'D', 'G', 'D', 'G', 'A', 'D', 'A', 'D', 'G', 'D', 'G', 'Em', 'A', 'D', 'A', 'D', 'A', 'A', 'D', 'A', 'D', 'A', 'G', 'D', 'G', 'D', 'G', 'Em', 'A7', 'D'  
X:1
L:1/8
M:6/8
K:D
"D" d2 A A2 F |"G" GAB"D" A3 |"G" Bcd"A" efg |"D" fed"A" cBA |"D" d2 A A2 F |"G" GAB"D" A3 | 
"G" Bcd"Em" efg |1"A" Adc"D" d3 :|2"A" Adc"D" d2 |: f |"A" e2 A A2 f |"A" efg"D" f3 | 
"A" efg"D" fed |"A" cec A3 |"G" BGB"D" AFA |"G" BGB"D" AFA |"G" Bcd"Em" efg |"A7" Adc"D" d2 :|  