Produce a piece of music while following the specified chord sequence.
'D', 'Em', 'A7', 'D', 'A7', 'D', 'D', 'Em', 'Bm', 'E7', 'A', 'A7', 'D', 'G', 'D', 'D', 'G', 'D', 'A7', 'D'  
X:1
L:1/8
M:4/4
K:D
 f>e |"D" d>c d>B A2 G>F |"Em" E>E F>G"A7" A2 B>c |"D" d>B A>B"A7" d>f e>c |"D" d2 A2 d2 :| d>e | 
"D" f2 f2 f2 g>f |"Em" g>f e2 e4 |"Bm" d2 d2"E7" d>f e>d |"A" c>d B>c"A7" A2 B>c || 
"D" (3ded (3cBA"G" B>c"D" d2 |"D" (3ded (3cBA"G" B>c"D" d>f |"A7" e2 (3efg a>A (3ABc | 
"D" d2 f2 d2 |]  