#include <iostream>
#include <string>
#include <algorithm>

using namespace std;

string number[11] = { "zero", "one", "two", "three", "four", "five", "six", "seven", "eight", "nine", "ten" };

bool CheckAnswer(string * A, string * B, string * C, string * O)
{
    int IA, IB, IC;

    for (int j = 0; j < 11; j++)
    {
        if ((*A) == number[j])
            IA = j;
        if ((*B) == number[j])
            IB = j;
    }

    switch ((*O)[0])
    {
    case '*':
        IC = IA * IB;
        break;
    case '-':
        IC = IA - IB;
        break;
    case '+':
        IC = IA + IB;
        break;
    default:
        break;
    }

    if (0 <= IC <= 10)
        if ((*C) == number[IC])
            return true;

    return false;
}


int main(void)
{
    for (int j = 0; j < 11; j++)
        sort(number[j].begin(), number[j].end());

    int num;
    string A, O, B, C, r;

    cin >> num;

    for (int i = 0; i < num; i++)
    {
        cin >> A >> O >> B >> r >> C;
        sort(A.begin(), A.end());
        sort(B.begin(), B.end());
        sort(C.begin(), C.end());
        if (CheckAnswer(&A, &B, &C, &O))
            cout << "Yes" << endl;
        else
            cout << "No" << endl;

    }
}