#include <bits/stdc++.h>
using namespace std;
 
#define REP(i,a,b) for(int i=a;i<b;i++)
#define FOR(i,n) REP(i,0,n)
#define REP1(i,a,b) for(int i=a;i<=b;i++)
#define FOR1(i,n) REP1(i,1,n)
 
#define pb push_back
#define mp make_pair
 
#define MEM(a,b) memset(a,(b),sizeof(a))
#define MAX(a,b) ((a) > (b) ? (a) : (b))
#define MIN(a,b) ((a) < (b) ? (a) : (b))
#define F first
#define S second
 
typedef long long LL;
typedef pair<int,int> ii;
 
string deck[52];
 
int main() {
    int t;
    scanf("%d\n",&t);
    int count=0;
 
    while(t--){
        count++;
 
        FOR(i,52) cin>>deck[i];
 
        int X,Y=0,num=25;
        // cout<<deck[25]<<endl;
        FOR(i,3){
            switch(deck[num][0]){
                case 'A':
                case 'K':
                case 'Q':
                case 'J':
                case 'T':
                    Y += 10;
                    break;
 
                default:
                    X = deck[num][0]-'0';
                    Y = Y+X;
                    num = num-(10-X);
                    // cout<<Y<<endl;
            }
            num--;
        }
 
 
        FOR(i,26){
            num++;
            deck[num] = deck[26+i];
        }
        printf("Case %d: %s\n",count,deck[Y-1].c_str());
 
        /*FOR(i,52){
            printf("%s ",deck[i].c_str());
        }*/
    }
    return 0;
}

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20
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JC 3C 9H KC TH 2D AC 6D 2S TC 2H 6H 8C 5D 3S JH AS JS 4C 9S 9D 6S 8H 2C 8D 8S JD 5H QD 7D KH KD AD KS 3H 5S TD 6C 7C TS 9C 7H 4S QS QC AH 3D 5C 7S 4D QH 4H
7C TD AS 8C 6H AH AC QH 9S 5H 2D JS 9D 9C 3C 5S 8D 4S 6D 4D 9H 2C 7S KH 8H QD KC JD KS 3S TS 5D 2H 4H 5C 6C 2S QS 6S TH QC KD JC JH TC 3H 3D 7D 8S 7H AD 4C
7D 8D 9C QS 2S 7H TS 4D JS QC TD 2H AS 4C TC 2C 2D QD KS KD JD 4H JC 6C AD KC KH JH 8C 9S 3S 8H AH 5H 3H 5C 6D 6H QH 5S 9D 5D AC 8S 3C 9H 7C TH 6S 3D 4S 7S
5S 6C JD AD TD 3D 4S 8H 2D 7H QD 9D 8C 4H KH AH QC 2C QH 7C 4C 4D 3C 5C 6D 7D JS 2H KD 6H JC QS AS 6S 8D KC AC 7S 8S 2S KS TS 5H 3H 9H JH 5D TC 9S 3S 9C TH
6H TH 3H 6C JD AD TC KS QC 8C 9C KH 5C 3S 9S JC 9D 2D AS 4D KD 2S TD 5H 5S AH KC QS 7H 8H 7S TS 3C 6S 7C 5D 8S QD 4C 4S 7D 3D 2H AC 6D 4H JS QH 8D JH 2C 9H
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