#include<stdio.h>
void solve()
{
	int a, b, c, d;
	scanf("%d %d %d %d", &a, &b, &c, &d);
	if (a != 0)
	{
		a *= 3;
		b *= 2;
		if (b * b - 4 * a * c > 0)
			printf("Yes\n");
		else
			printf("No\n");
	}
	else
		printf("No\n");
	return;
}
int main()
{
	int t;
	scanf("%d", &t);
	for (; t > 0; t--)
		solve();
	return 0;
}