What is the first video game featuring the character Mario that was released in 1981?
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Mario's enemy is Dark Bowser.
Mario is an enemy of Dark Bowser .
What is the first video game featuring the character Mario that was released in 1981?</s>Mario's enemy is [unused1]Dark Bowser                [unused2] .
What is the first video game featuring the character Mario that was released in 1981?</s>Mario's enemy is Dark Bowser.
What is the first video game featuring the character Mario that was released in 1981?</s>Mario is an enemy of [unused1]Dark Bowser                [unused2] .
What is the first video game featuring the character Mario that was released in 1981?</s>Mario is an enemy of Dark Bowser .
What is the first video game featuring the character Mario that was released in 1981?</s>Mario,0,Mario,Mario,0,[unused1]Dark Bowser[unused2],[unused1]Dark Bowser[unused2],enemy,Mario,[unused1]Dark Bowser[unused2],0,[unused1]Dark Bowser[unused2]
What is the first video game featuring the character Mario that was released in 1981?</s>Mario,0,Mario,Mario,0,Dark Bowser,Dark Bowser,enemy,Mario,Dark Bowser,0,Dark Bowser