import java.util.Scanner;

public class Main {
	public static void main(String[] args) {
		Scanner s = new Scanner(System.in);
		int t = s.nextInt();
		for (int tt = 0; tt < t; tt++) {
			int a = s.nextInt();
			int b = s.nextInt();
			int c = s.nextInt();
			int d = s.nextInt();
			if(a==0) {
				System.out.println("No");
				continue;
			}
			int D = 4 * b * b - 12 * a * c;
			if (D > 0) {
				System.out.println("Yes");
			} else {
				System.out.println("No");
			}
		}
	}
}