#include<cstdio>
#include<iostream>
#include<cstring>
using namespace std;
typedef long long ll;
int A[30],B[30],C[30];
int main()
{
    int a,b,c;
    int t;
    cin >> t;
    while(t--)
    {
        cin >> a >> b >> c;
        char ch;
        int num;
        getchar();
        memset(A,0,sizeof(A));
        memset(B,0,sizeof(B));
        memset(C,0,sizeof(C));
        for(int i = 0;i < a;i++)
        {
            scanf("%c %d",&ch,&num);
            getchar();
            A[ch - 'A'] = num;
        }
        for(int i = 0;i < b;i++)
        {
            scanf("%c %d",&ch,&num);
            getchar();
            B[ch - 'A'] = num;
        }
        for(int i = 0;i < c;i++)
        {
            scanf("%c %d",&ch,&num);
            getchar();
            C[ch - 'A'] = num;
        }
        bool yes = 0;
        int m = 0,n = 0;
        for(int i = 1;i <= 100;i++)
        {
            for(int j = 1;j <= 100;j++)
            {
                bool ok = 1;
                for(int k = 0;k < 26;k++)
                {
                    if(i*A[k]+j*B[k] != C[k])
                    {
                        ok = 0;
                        break;
                    }
                }
                if(ok)
                {
                    yes = 1;
                    m = i;
                    n = j;
                    break;
                }
            }
            if(yes)
                break;
        }
        if(yes)
            printf("%d %d\n",m,n);
        else
            printf("NO\n");
    }
    return 0;
}