from math import cos, sin, radians

n = int(input())

for _ in range(n):
    v0, angle, x1, h1, h2 = map(float, input().split())
    t = x1 / v0 / cos(radians(angle))
    yt = v0 * t * sin(radians(angle)) - 0.5 * 9.81 * t**2
    if h1 + 1 < yt < h2 - 1:
        print("Safe")
    else:
        print("Not Safe")