import math
MX = 10**5
X = [0]*(MX+1)
for i in range(2, MX+1):
    X[i] = X[i-1] + math.log(i)
#print(X)
Q, = map(int, input().split())
for _ in range(Q):
    N, M, K = map(int, input().split())
    l = X[N]
    r = X[N-K+1]+X[K]+(K-1)*math.log(M)
    if l > r:
        print("Straight")
    else:
        print("Flush")