Construct a tune that adheres to the designated chord progression.
'Am', 'Em', 'G', 'Em', 'D', 'Am', 'Em', 'G', 'Am', 'Am', 'Em', 'Am', 'G', 'Em', 'Am', 'Em', 'Am', 'Em', 'G', 'Am'  
X:1
L:1/8
Q:1/4=200
M:4/4
K:G
|:"Am" EAAG A2 Bd |"Em" egdg egdc |"G" BGGF GAGE |"Em" DEGB"D" AGED |"Am" EAAG A2 (3Bcd | 
"Em" eggg eggg |"G" eggf gaba | gedB"Am" BA A2 ::"Am" a2 ab ageg |"Em" agbg"Am" agef | 
"G" g2 eg dgeg |"Em" gaaa bgeg |"Am" a2 ea ageg |"Em" agbg"Am" aged |"Em" eg g2 gaba | 
"G" gedB"Am" BA A2 :|  