#include <iostream>
 #include <cstdio>

using namespace std;

int a, b;
bool mem[128][128];
bool res[128][128];

bool play1(int a, int b) {
    if (a == 1 && b == 1) {
        return 0;
    }
    for (int i = 1; i < a; i++) {
        if (!play1(i, a - i)) {
            return 1;
        }
    }    
    for (int i = 1; i < b; i++) {
        if (!play1(i, b - i)) {
            return 1;
        }
    }
    return 0;
}

bool play2(int a, int b) {
    if (a == 1 && b == 1) {
        return 0;
    }
    if (mem[a][b]) {
        return res[a][b];
    }
    mem[a][b] = true;
    for (int i = 1; i < a; i++) {
        if (!play2(i, a - i)) {
            return res[a][b] = 1;
        }
    }    
    for (int i = 1; i < b; i++) {
        if (!play2(i, b - i)) {
            return res[a][b] = 1;
        }
    }
    return res[a][b] = 0;
}

void subtask1() {
    if (play1(a, b)) {
        cout << "Tuzik\n";
    } else {
        cout << "Vanka\n";
    }
}

void subtask2() {
    if (play2(a, b)) {
        cout << "Tuzik\n";
    } else {
        cout << "Vanka\n";
    }
}   

int main() {
    //freopen("input.txt", "r", stdin);
    int t;
    cin >> t;
    while (t--) {
        cin >> a >> b;
        if (a <= 10 && b <= 10) {
            subtask1();
        } else if (a <= 100 && b <= 100) {
            subtask2();
        } else {
            if (a % 2 == 1 && b % 2 == 1) {
                cout << "Vanka\n";
            } else {
                cout << "Tuzik\n";
            }
        }
    }
    return 0;
}