/// Checking between two id is same or not
#include<bits/stdc++.h>
using namespace std;

void decimal(int &);
int test(int[],int []);

int main()
{
    int t,a[4],b[4],i,chk;
    char c;
    cin>>t;
    for(i=0;i<t;i++)
    {
        cin>>a[0]>>c>>a[1]>>c>>a[2]>>c>>a[3];
        cin>>b[0]>>c>>b[1]>>c>>b[2]>>c>>b[3];

        for(int j =0;j<4;j++)
            decimal(b[j]);

        chk =test(a,b);
        if(chk==1)
            cout<<"Case "<<i+1<<": Yes"<<endl;
        else
            cout<<"Case "<<i+1<<": No"<<endl;
    }
    return 0;
}

void decimal(int &n)
{
    int temp = n,i=0;
    int sum = 0;
    while(temp!=0)
    {
        sum = sum+((temp%10)*pow(2,i));
        i++;
        temp = temp/10;
    }
    n = sum;
}

int test(int a[],int b[])
{
    if((a[0]==b[0])&&(a[1]==b[1])&&(a[2]==b[2])&&(a[3]==b[3]))
       return 1;
    else
        return 0;
}