Develop tunes following the predetermined chord changes.
'D', 'G', 'D', 'A7', 'D', 'D', 'G', 'D', 'A7', 'D', 'D', 'G', 'D', 'A7', 'D', 'D', 'G', 'A7', 'A7', 'D'  
X:1
L:1/16
M:2/4
K:D
"D" F2AF DFAF |"G" G2BG dGBG |"D" FGAF"^Bm;D" DFAd |"A7" BGFG"D" E2D2 |"D" F2AF DFAF | 
"G" G2BG dGBG |"D" FGAF"^Bm;D" DFAd |"A7" BGFG"D" E2D2 ||"D" ABde f2fa |"G" gefd"^Em;G" edBd | 
"D" ABde"^Bm;D" fefg |"A7" afdf"D" e2d2 |"D" ABde f2fa |"G" gefd"^Em;G" edBd |"A7" ABde fefg | 
"A7" afdf"D" e2d2 |]  