Compose music that adheres to the specified chord transitions.
'Em', 'D', 'Em', 'D', 'Em', 'D', 'Em', 'Em', 'D', 'Em'  
X:1
L:1/8
Q:3/8=120
M:12/8
K:Edor
 D |"Em" E2 B B2 A"D" FEF A2 D |"Em" E2 B B2 A"D" F2 D DEF |"Em" E2 B B2 A"D" FEF A3 | 
 FEF A2 B"Em" F2 E E2 :: A |"Em" B2 e e2 f e2 d B2 A | B2 e e2 f e2 d B2 c |"D" d2 e dcB AFE D2 E | 
 FEF A2 B"Em" F2 E E2 :|  