/**
 *Author: xiaoran
 *Time:
 ******************
 *Solution:
 *
 */
#include<iostream>
#include<cstring>
using namespace std;
int A[27],B[27],C[27];
int Judge(int a,int b,int c){
    for(int i=1;i*a<c;i++){
        if((c-i*a)%b==0){
            return i;
        }
    }
    return -1;
}

int main()
{
    int x,a,b,c,t;
    char s;
    cin>>t;
    while(t--){
        memset(A,0,sizeof(A));
        memset(B,0,sizeof(B));
        memset(C,0,sizeof(C));
        cin>>a>>b>>c;
        for(int i=0;i<a;i++){
            cin>>s>>x;
            A[s-'A']=x;
        }
        for(int i=0;i<b;i++){
            cin>>s>>x;
            B[s-'A']=x;
        }
        for(int i=0;i<c;i++){
            cin>>s>>x;
            C[s-'A']=x;
        }
        int i,j=0,k=0,ok=1;
        for(i=0;i<26;i++){
            if(A[i]==0&&B[i]==0&&C[i]==0){
                continue;
            }
            else if(A[i]==0&&B[i]==0&&C[i]!=0){
                ok=0; break;
            }
            else if(A[i]==0&&B[i]!=0){
                if(C[i]%B[i]==0){
                    k=C[i]/B[i];
                }
                else {
                    ok=0;
                }
            }
            else if(A[i]!=0&&B[i]==0){
                if(C[i]%A[i]==0) j=C[i]/A[i];
                else ok=0;
            }
            else{
                j=Judge(A[i],B[i],C[i]);
                if(j==-1){
                    ok=0;
                    break;
                }
                k=(C[i]-A[i]*j)/B[i];
            }
        }
        //cout<<j<<" "<<k<<endl;
        for(i=0;i<26;i++){
            if(j*A[i]+k*B[i]!=C[i]){
                ok=0;
                break;
            }
        }

        if(ok){
            cout<<j<<" "<<k<<endl;
        }
        else cout<<"NO"<<endl;
    }
    return 0;
}