import sys
input = sys.stdin.readline

T=int(input())

for tests in range(T):
    a,b,c,d=map(int,input().split())


    if a==0:
        print("No")
    else:
        D=(2*b)*(2*b) - 4* 3* a* c

        if D<=0:
            print("No")
        else:
            print("Yes")