import itertools
import math
a=[math.log(i) for i in range(1,2*10**5)]
a=list(itertools.accumulate([0]+a))
for _ in range(int(input())):
    N,M,K=map(int,input().split())
    if math.log(M)+a[N]-a[K]-a[N-K]<math.log(N-K+1)+K*math.log(M):
        print("Flush")
    else:
        print("Straight")