from math import log
q=int(input())
nmk=[list(map(int,input().split())) for _ in range(q)]
lary=[0]
for i in range(1,10**5+3):
  lary.append(lary[-1]+log(i))
# lary[k]:log(1)+log(2)+...+log(k)
for n,m,k in nmk:
  # Flush
  # m*cmb(n,k)通り
  # Straight
  # (n+1-k)*m^k通り
  # max(S/F,F/S)>=2という条件
  # log((n+1-k)*m^k)=log(n+1-k)+k*log(m)
  s=log(n+1-k)+k*log(m)
  # log(m*cmb(n,k))=log(m)+log(cmb(n,k))
  # log(cmb(n,k))=log(n!)-log(k!)-log((n-k)!)
  f=log(m)+lary[n]-lary[k]-lary[n-k]
  if f>s:
    print('Straight')
  else:
    print('Flush')