from itertools import accumulate
import math
U = 10 ** 5 + 10

log = [0] + [math.log10(i) for i in range(1, U + 1)]
log_acc = list(accumulate(log))


def test():
    N, M, K = map(int, input().split())
    f = log[M] + (log_acc[N]-log_acc[N-K]) - log_acc[K]
    s = K * log[M] + log[N - K + 1]
    if f > s:
        return "Straight"
    else:
        return "Flush"


Q = int(input())
ans = [test() for _ in range(Q)]
print("\n".join(ans))