#import<cstdio>
int main(){int n,h,m;scanf("%d",&n);for(;n--;){scanf("%d:%d",&h,&m);double s=h*30+m/2.,l=m*6,t,d;l<s?t=l,l=s,s=t:0;d=s-l+360;l-s<d?d=l-s:0;d<30?puts("alert"):d<90?puts("warning"):puts("safe");}}