#include <cstdio>
int getint() {
    int r = 0; char c;
    for (c = getchar(); c < '0' || c > '9'; c = getchar());
    for (; '0' <= c && c <= '9'; c = getchar()) r = r * 10 - '0' + c;
    return r;
}
char getele() {
    char c;
    for (c = getchar(); c < 'A' || c > 'Z'; c = getchar());
    return c;
}
const int maxe = 30;
const int maxc = 150;
int T, A, B, C;
int a[maxc], b[maxc], c[maxc];
bool check(int x, int y){
    for (int i = 'A'; i <= 'Z'; ++i) {
        if (c[i] != a[i] * x + b[i] * y)
            return false;
    }
    return true;
}
int main() {
    T = getint();
    char e; int t;
    while (T--) {
        for (int i = 0; i < maxc; ++i) a[i] = b[i] = c[i] = 0;
        A = getint(); B = getint(); C = getint();
        for (int i = 0; i < A; ++i) {
            e = getele(); t = getint();
            a[e] += t;
        }
        for (int i = 0; i < B; ++i) {
            e = getele(); t = getint();
            b[e] += t;
        }
        for (int i = 0; i < C; ++i) {
            e = getele(); t = getint();
            c[e] += t;
        }
        bool success = false;
        for (int x = 1; x <= 100; ++x) {
            for (int y = 1; y <= 100; ++y) {
                if (check(x, y))
                {
                    printf("%d %d\n", x, y);
                    success = true;
                }
                if (success) break;
            }
            if (success) break;
        }
        if (!success) {
            printf("NO\n");
        }
    }
return 0;
}