import sys
from math import log

input = sys.stdin.buffer.readline


def stirling(n):
    if n == 0:
        return 0
    return n * log(n) - n


def solve(N, M, K):
    log_flush = log(M) + stirling(N) - stirling(K) - stirling(N - K)
    log_straight = log(N - K + 1) + K * log(M)
    return "Flush" if log_flush < log_straight else "Straight"


Q = int(input())
for _ in range(Q):
    print(solve(*map(int, input().split())))