Which game in the Mass Effect series sold the most copies?
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The genre of the space opera video game Mass Effect.
Mass Effect is a genre of space opera video games .
Which game in the Mass Effect series sold the most copies?</s>The genre of the [unused1]space opera video game                [unused2] Mass Effect.
Which game in the Mass Effect series sold the most copies?</s>The genre of the space opera video game Mass Effect.
Which game in the Mass Effect series sold the most copies?</s>Mass Effect is a genre of [unused1]space opera video game                [unused2] s .
Which game in the Mass Effect series sold the most copies?</s>Mass Effect is a genre of space opera video games .
Which game in the Mass Effect series sold the most copies?</s>[unused1]space opera video game[unused2],0,[unused1]space opera video game[unused2],[unused1]space opera video game[unused2],0,Mass Effect,Mass Effect,genre,[unused1]space opera video game[unused2],Mass Effect,0,Mass Effect
Which game in the Mass Effect series sold the most copies?</s>space opera video game,0,space opera video game,space opera video game,0,Mass Effect,Mass Effect,genre,space opera video game,Mass Effect,0,Mass Effect