#include <cstdio>
#include <iostream>
#include <cstring>
using namespace std;
int A[28],B[28],C[28];
bool yz(int a,int b)
{
    int i;
    for(i=1;i<=26;i++)
        if(a*A[i]+b*B[i]!=C[i])return false;
    return true;
}
int main()
{
    int t;
    cin>>t;
    while(t--)
    {
        memset(A,0,sizeof(A));
        memset(B,0,sizeof(B));
        memset(C,0,sizeof(C));
        int i,j;
        int a,b,c;
        bool flag=0;
        cin>>a>>b>>c;
       // getchar();
        for(i=1;i<=a;i++)
        {
            char ch;
            int n;
            scanf("\n%c%d",&ch,&n);
            A[ch-'A'+1]=n;
        }
        //getchar();
        for(i=1;i<=b;i++)
        {
            char ch;
            int n;
            scanf("\n%c%d",&ch,&n);
            B[ch-'A'+1]=n;
        }
        //getchar();
        for(i=1;i<=c;i++)
        {
            char ch;
            int n;
            scanf("\n%c%d",&ch,&n);
            //cout<<ch<<" "<<n<<endl;
            C[ch-'A'+1]=n;
        }
       
        for(i=1;i<=100;i++)
            for(j=1;j<=100;j++)
                if(yz(i,j)&&flag==0)
                {
                    cout<<i<<" "<<j<<endl;
                    flag=1;
                }
        if(flag==0)cout<<"NO"<<endl;
    }
    return 0;
}