#include <iostream>
#include <cstdio>
#include <cmath>

using namespace std;

int main(){
  int n;

  scanf("%d" ,&n);
  while(n--){
    double h,m;
    scanf("%lf:%lf" ,&h ,&m);
    
    double l = 30*h+m/2;
    double s = m * 6.0;

    double key = fabs(l-s);
  
    if(0 <= key && key < 30){
      puts("alert");
    }else if(90 <= key && key <= 180){
      puts("safe");
    }else{
      puts("warning");
    } 
  }

  return 0;
}