#include <iostream>

#include <string>

#include <cstdio>

#include <algorithm>

#include <cmath>

using namespace std;

string str[] = {"rat", "ox", "tiger", "rabbit", "dragon", "snake", "horse", "sheep", "monkey", "rooster", "dog","pig"};

int main()

{

    //freopen("in.txt","r",stdin);

    int cas;

    cin >> cas;

    while(cas--)

    {

        string st1,st2;

        cin >> st1 >> st2;

        int num1, num2;

        for(int i =  ; i < ; i++)

        {

            if(st1 == str[i])

                num1 = i;

            if(st2 == str[i])

                num2 = i;

        }

//        cout << num1 <<" " << num2 << endl;

        if(num1 == num2 )

            cout <<  << endl;

        else if(num1 > num2)

        {

            int Min = -abs(num1-num2);

            cout << Min << endl;

        }

        else

        {

            cout << num2-num1 << endl;

        }

    }

    return ;

}