#include <cstdio>
#include <cstring>
using namespace std;
int n,x,y,z,t;
bool b[50];
char a[5];
int main()
{
    scanf("%d",&n);
    int i;
    for(i=0;i<n;i++)
    {
        scanf("%s",a);
        x=a[0]-'0';
        y=a[1]-'0';
        z=a[3]-'0';
        t=a[4]-'0';
        if(x*10+y<=24&&z*10+t<=60)
        {
        if(x+1==y&&y+1==z&&z+1==t)b[i]=1;
        else if(a[3]=='0'&&a[4]=='0')b[i]=1;
        else if(a[0]==a[3]&&a[1]==a[4])b[i]=1;
        else if(a[0]==a[4]&&a[1]==a[3])b[i]=1;
        else if(strcmp(a,"10:24")==0||strcmp(a,"20:48")==0||strcmp(a,"40:96")==0||strcmp(a,"81:92")==0)b[i]=1;
        }
    }
    for(i=0;i<n;i++)
        if(b[i])printf("YES\n");
    else printf("NO\n");
    return 0;
}

//Our greatest weakness lies in giving up. The most certain way to succeed is always to try just one more time.