This formula is satisfiable because if we set to b to true and a to false, then the whole formula is true. All other assignments make the formula false, but it doesn't change that the formula is satisfiable as long as there is at least one assignment makes the formula true.
治政之要在于安民，安民之道在于察其疾苦。
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因回避而重新选定或者指定仲裁员后，当事人可以请求已进行的仲裁程序重新进行，是否准许，由仲裁庭决定；仲裁庭也可以自行决定已进行的仲裁程序是否重新进行。
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