Which of the following questions cannot be answered by the passage?
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How do we play Liubo?
What is the objective of all racing games?
What is the ancestor of backgammon?
How long ago did we start playing games?
Report an Error
How do we play Liubo?
What is the objective of all racing games?
What is the ancestor of backgammon?
How long ago did we start playing games?