Produce a musical work centered around the designated sequence of chords.
'D', 'Em', 'A7', 'D', 'E7', 'A7', 'A', 'A', 'Bm', 'A7', 'D', 'A7', 'D', 'G', 'A7', 'D', 'Em', 'D', 'A7', 'D'  
X:1
L:1/16
M:2/4
K:D
|:"D" D2D2 DEFG | A^GAB A2fe | d2B2 A2F2 |"Em" B2E2"A7" EGFE |"D" D2D2 DEFG | A^GAB A2f2 | 
"E7" e2d2 c2B2 |1"A7" A2AB AGFE :|2"A" A6 E2 |]"A" A2AB c2cd | e2ec A2A2 |"Bm" BABc dcde | 
 f2fd B2BB |"A7" c2AA"D" d2AA |"A7" e2AA"D" f2AA |"G" g2f2 e2d2 |"A7" c2B2 A2G2 |"D" F2d2 dcde | 
 d2A2 A4 |"Em" B2e2 edef | e2B2 B4 |"D" A2d2 dcde | f2d2 dcde | f2 z2"A7" a2 z2 | 
"D" !fermata!d2cBAGFE |]  