Construct tunes that adhere to the specified chord alterations.
'A', 'D', 'D', 'A', 'Em', 'A7', 'D', 'D', 'A7', 'D', 'A', 'D', 'A', 'D', 'A7', 'D', 'A', 'Em', 'A7', 'D', 'D', 'A7', 'D', 'D'  
X:1
L:1/8
M:4/4
K:D
"A" AF |:"D" DAFA DAFA |"D" defe dcBA |"A" eAfA gAfA |"Em" (3efe (3dcB"A7" (3ABA (3GFE | 
"D" DAFA DAFA |"D" defe dcBA |"A7" eAfA gfec |1"D" d2 f2 d2"A" AF :|2"D" d2 f2 d2 cd |: 
"A" eAA/G/A"D" fAA/G/A |"A7" gAfA"D" eAA/G/A |"A" eAfA gAfA |"Em" (3efe (3dcB"A7" (3ABA (3GFE | 
"D" DAFA DAFA |"D" defe dcBA |"A7" eAfA gfec |1"D" d2 f2 d2 cd :|2"D" d2 f2 d4 ||  