#pragma GCC target("avx2")
#pragma GCC optimize("O3")
#pragma GCC optimize("unroll-loops")
#include <bits/stdc++.h>

#include <atcoder/all>
#define rep(i, a, b) for (ll i = (ll)(a); i < (ll)(b); i++)
using namespace atcoder;
using namespace std;

typedef long long ll;

void solve() {
    int a, b, c, d;
    cin >> a >> b >> c >> d;
    if (a == 0) {
        cout << "No\n";
        return;
    }
    int A = a * 3;
    int B = b * 2;
    int C = c;
    int det = B * B - 4 * A * C;
    cout << (det > 0 ? "Yes" : "No") << '\n';
}

int main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    int t;
    cin >> t;
    while (t--) solve();
}