import java.util.Arrays;
import java.util.Scanner;
import java.util.stream.Stream;

public class A01_CompareMatrices {
    public static Scanner scanner = new Scanner(System.in); //change
    public static void main(String[] args) {
       // Scanner scanner = new Scanner(System.in);

       // int[] inputOne = Arrays.stream(scanner.nextLine().split("\\s+"))
       //         .mapToInt(Integer::parseInt)
       //         .toArray();

        int[][] firstArray = array();       //change

       // int[] inputTwo = Arrays.stream(scanner.nextLine().split("\\s+"))
       //         .mapToInt(Integer::parseInt)
       //         .toArray();

        int[][] secondArray = array();      //change

        boolean isEqual = equal(firstArray, secondArray);

        if (isEqual) {
            System.out.println("equal");
        } else {
            System.out.println("not equal");
        }


    }
    public static int[][] array () {    //change
        int[] input = Arrays.stream(scanner.nextLine().split("\\s++"))
                .mapToInt(Integer::parseInt)
                .toArray();
        int rows = input[0];
        int columns = input[1];

        int[][] arraysOne = new int[rows][columns];

        for (int r = 0; r < arraysOne.length; r++) {
            String inputStr = scanner.nextLine();
            String[] inputStrArr = inputStr.split("\\s+");
            for (int i = 0; i < inputStrArr.length; i++) {
                // Долният ред е проблемен. Нарочно го написах с for защото първо със стрийм ми даваше грешка.
                int currentNum = Integer.parseInt(inputStrArr[i]);
                arraysOne[r][i] = currentNum;
            }
        }
        return arraysOne;
    }
    public static boolean equal (int[][] first, int[][] second) {
        boolean equal = true;
        if (first.length == second.length) {
            for (int r = 0; r < first.length; r++) {
                if (first[r].length == second[r].length) {
                    for (int c = 0; c < first[r].length; c++) {
                        if (first[r][c] != second[r][c]) {
                            return false;
                        }
                    }
                } else {
                    return false;
                }
            }
        }
        else return false;      //change
        return equal;
    }
}