import java.util.Scanner;

public class Main {
	public static void main(String[] args) throws Exception {
		Scanner sc = new Scanner(System.in);
		int t = sc.nextInt();
		for (int z = 0; z < t; z++) {
			int h = sc.nextInt();
			int w = sc.nextInt();

			int x = sc.nextInt();
			int y = sc.nextInt();
			if (x == -1) {
				break;
			}
			if (x == 0) {
				continue;
			}

			if (h > 3) {
				System.out.println((h - 2) + " 1");
				x = sc.nextInt();
				y = sc.nextInt();
				if (x == -1) {
					break;
				}
				if (x == 0) {
					continue;
				}
			}

			System.out.println((h - 2) + " " + y);
			x = sc.nextInt();
			y = sc.nextInt();
			if (x == -1) {
				break;
			}
			if (x == 0) {
				continue;
			}

			System.out.println((h - 1) + " " + y);
			x = sc.nextInt();
			y = sc.nextInt();
			if (x == -1) {
				break;
			}
			if (x == 0) {
				continue;
			}
		}
		sc.close();
	}
}