Produce music compositions abiding by the stipulated structure and the presented musical idea.
X:1
L:1/8
M:2/4
K:Emin
['[Ac][GB] [FA][EG]'  
X:1
L:1/8
M:2/4
K:Emin
|:"Em" [EG][EG] [FA][GB] |"Em" [Ac][GB] [FA][EG] |"Em" [EG][EG] [GB]2 |"Am" [Ac][GB] [FA][EG] | 
"Em" [EG][EG] [GB]2 |"Am" [Ac][GB] [FA][EG] |"B" [FA]2 [FA]2 | [FA]2 z2 ::"G" [Bd][^A^c] [Bd][Ac] | 
"Em" [Bd][GB] [FA][EG] |"Em" [EG][EG] [GB]2 |"Am" [Ac][GB] [FA][EG] |"Em" [EG][EG] [GB]2 | 
"Am" [Ac][GB] [FA][EG] |"B" [FA]2 [FA]2 | [FA]2 z2 :|  