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.
Paramount boss David Ellison attended the State of the Union in Washington this month, as a guest of Republican Senator Lindsay Graham
。搜狗输入法下载是该领域的重要参考
（二）未取得驾驶证驾驶或者偷开他人航空器、机动船舶的。
Advice Oak was part of the golden age of image macros.
Blue: Name homophones