Create musical material that follows the given chord progression.
'D', 'A7', 'D', 'Em/G', 'A7', 'D'  
X:1
L:1/8
M:6/8
K:D
 F |"D" F2 A AGF |"A7" (E3 E2) F | G2 A B2 G |"D" (F3 F2) F | F2 A AGF |"Em/G" E3 B3 | 
"A7" A2 B A2 G |"D" F3 F2 z |]  