#include <cstring>
#include <iostream>
#include <vector>

using namespace std;

void solveGroup() {
    int fakeValue[12] = {};
    bool tempList[12] = {false};
    // int realCount = 0;
    vector<pair<string, string> > lighterResults;
    for (int _ = 0; _ < 3; _++) {
        string s1, s2, comparison;
        cin >> s1 >> s2 >> comparison;
        memset(tempList, false, sizeof(tempList));
        if (comparison == "even") {
            // 八个都是真的
            for (const char c: s1 + s2) {
                tempList[c - 'A'] = true;
                fakeValue[c - 'A'] -= 120;
            }
            for (int i = 0; i < 12; i++) {
                if (!tempList[i]) { fakeValue[i]++; }
            }
        } else {
            // 剩下四个是真的
            for (const char c: s1 + s2) {
                tempList[c - 'A'] = true;
                fakeValue[c - 'A']++;
            }
            for (int i = 0; i < 12; i++) {
                if (!tempList[i]) { fakeValue[i] -= 120; }
            }
            // 不着急比
            if (comparison == "down") {
                lighterResults.emplace_back(s2, s1);
            } else {
                lighterResults.emplace_back(s1, s2);
            }
        }
        for (const int val: fakeValue) {
            clog << val << endl;
        }
    }

    int theFakeOne = -1, maxFakeVal = -120;
    for (int i = 0; i < 12; i++) {
        if (fakeValue[i] > maxFakeVal) {
            maxFakeVal = fakeValue[i];
            theFakeOne = i;
        }
    }
    for (const auto &[s1, s2]: lighterResults) {
        for (const char c: s1) {
            if (c == 'A' + theFakeOne) {
                cout << static_cast<char>(theFakeOne + 'A') << " is the counterfeit coin and it is heavy." << endl;
                return;
            }
        }
        for (const char c: s2) {
            if (c == 'A' + theFakeOne) {
                cout << static_cast<char>(theFakeOne + 'A') << " is the counterfeit coin and it is light." << endl;
                return;
            }
        }
    }
}

int main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);

    int n;
    cin >> n;
    for (int _ = 0; _ < n; _++) {
        solveGroup();
    }

    return 0;
}