#pragma GCC optimize ("Ofast")
#include<bits/stdc++.h>
using namespace std;
inline int my_getchar_unlocked(){
  static char buf[1048576];
  static int s = 1048576;
  static int e = 1048576;
  if(s == e && e == 1048576){
    e = fread_unlocked(buf, 1, 1048576, stdin);
    s = 0;
  }
  if(s == e){
    return EOF;
  }
  return buf[s++];
}
inline void rd(int &x){
  int k;
  int m=0;
  x=0;
  for(;;){
    k = my_getchar_unlocked();
    if(k=='-'){
      m=1;
      break;
    }
    if('0'<=k&&k<='9'){
      x=k-'0';
      break;
    }
  }
  for(;;){
    k = my_getchar_unlocked();
    if(k<'0'||k>'9'){
      break;
    }
    x=x*10+k-'0';
  }
  if(m){
    x=-x;
  }
}
inline void rd(long long &x){
  int k;
  int m=0;
  x=0;
  for(;;){
    k = my_getchar_unlocked();
    if(k=='-'){
      m=1;
      break;
    }
    if('0'<=k&&k<='9'){
      x=k-'0';
      break;
    }
  }
  for(;;){
    k = my_getchar_unlocked();
    if(k<'0'||k>'9'){
      break;
    }
    x=x*10+k-'0';
  }
  if(m){
    x=-x;
  }
}
inline int rd_int(void){
  int x;
  rd(x);
  return x;
}
struct MY_WRITER{
  char buf[1048576];
  int s;
  int e;
  MY_WRITER(){
    s = 0;
    e = 1048576;
  }
  ~MY_WRITER(){
    if(s){
      fwrite_unlocked(buf, 1, s, stdout);
    }
  }
}
;
MY_WRITER MY_WRITER_VAR;
void my_putchar_unlocked(int a){
  if(MY_WRITER_VAR.s == MY_WRITER_VAR.e){
    fwrite_unlocked(MY_WRITER_VAR.buf, 1, MY_WRITER_VAR.s, stdout);
    MY_WRITER_VAR.s = 0;
  }
  MY_WRITER_VAR.buf[MY_WRITER_VAR.s++] = a;
}
inline void wt_L(char a){
  my_putchar_unlocked(a);
}
inline void wt_L(const char c[]){
  int i=0;
  for(i=0;c[i]!='\0';i++){
    my_putchar_unlocked(c[i]);
  }
}
long long N;
long long M;
long long K;
double fac[300000];
int main(){
  int Q5VJL1cS, i;
  double f;
  double s;
  for(i=(1);i<(300000);i++){
    fac[i] = fac[i-1] + log(i);
  }
  int e98WHCEY = rd_int();
  for(Q5VJL1cS=(0);Q5VJL1cS<(e98WHCEY);Q5VJL1cS++){
    rd(N);
    rd(M);
    rd(K);
    f = fac[N] - fac[K] - fac[N-K] + log(M);
    s = K * log(M) + log(N-K+1);
    if(f < s){
      wt_L("Flush");
      wt_L('\n');
    }
    else{
      wt_L("Straight");
      wt_L('\n');
    }
  }
  return 0;
}
// cLay varsion 20200813-1 [beta]

// --- original code ---
// ll N, M, K;
// 
// double fac[3d5];
// {
//   double f, s;
//   rep(i,1,3d5) fac[i] = fac[i-1] + log(i);
// 
//   REP(rd_int()){
//     rd(N,M,K);
//     f = fac[N] - fac[K] - fac[N-K] + log(M);
//     s = K * log(M) + log(N-K+1);
//     wt(if[f < s, "Flush", "Straight"]);
//   }
// }