import java.util.Scanner;

public class asfg {
    public static void main(String[] args) {
        Scanner input = new Scanner(System.in);
        int numberOfInputs = Integer.parseInt(input.nextLine());
        boolean isSymmetrical = false;
        int holdingInt = 0;
        for (int i = 0; i < input.nextInt(); i++) {
            String[] inputString = input.nextLine().split(" ");
            holdingInt = inputString.length - 1;
            for (int j = 0; j < inputString.length / 2; j++){
                if (inputString[j].equals(inputString[holdingInt])){
                    isSymmetrical = true;
                }else {
                    isSymmetrical = false;
                    break;
                }
                holdingInt--;
            }
            if (isSymmetrical){
                System.out.println("Yes");
            }else {
                System.out.println("No");
            }
        }
    }
}