import sys
readline = sys.stdin.readline
from math import log
from decimal import *

Q = int(readline())
mx = 101010
logfact = [1] * (mx + 1)
for i in range(mx):
    logfact[i + 1] = logfact[i] + Decimal(log(i + 1))

for _ in range(Q):
    N, M, K = map(int, readline().split())
    if N == K:
        F = Decimal(log(M))
    else:
        F = Decimal(log(M)) + Decimal(logfact[N]) - Decimal(logfact[K]) - Decimal(logfact[N - K])
    S = K * Decimal(log(M)) + Decimal(log(N - K + 1))
    print("Flush") if F < S else print("Straight")