from math import log

N = 200000
fact = [0]
for i in range(1, N):
    fact.append(fact[-1] + log(i))

def flush(n, m, k):
    return fact[n] - fact[k] - fact[n - k] + log(m)

def straight(n, m, k):
    return k * log(m) + log(n - k + 1)

for _ in range(int(input())):
    n, m, k = map(int, input().split())
    if flush(n, m, k) < straight(n, m, k):
        print("Flush")
    else:
        print("Straight")