Develop tunes following the predetermined chord changes.
'Em', 'D', 'Em', 'A', 'Em', 'Em', 'D', 'A', 'Em', 'Em', 'D', 'A', 'Em'  
X:1
L:1/8
Q:1/8=140
M:6/8
K:Edor
|:"Em" E2 B B2 A | B2 c d3 |"D" F2 A ABA | D2 E FED |"Em" E2 B B2 A | B2 c d3 |"A" cdc B2 A | 
"Em" B2 E E3 ::"Em" e2 f gfe |"D" d2 B Bcd |"A" c2 A ABc |"Em" d2 B B3 |"Em" e2 f gfe | 
"D" d2 B Bcd |"A" cdc B2 A |"Em" B2 E E3 :|  