/*
Codeforces Round 986 (Div. 2)
Problem : https://codeforces.com/contest/2028/problem/A
Solution: https://aruljohn.com/blog/alice-adventures-in-chess-problem/
*/

#include <iostream>
#include <vector>

using namespace std;

// Return YES or NO
string do_it(int a, int b, string s) {
    int x, y;
    x = y = 0;
    for (int i=0; i < 50; i++) {
        for (int j=0; j < s.length(); j++) {
            switch(s[j]) {
                case 'N':
                    y++; break;
                case 'S':
                    y--; break;
                case 'E':
                    x++; break;
                case 'W':
                    x--; break;
                default:
                    break;
            }
            // Check if they are on the same coordinate
            if (x == a && y == b) {
                return "YES";
            }
        }
    }
    return "NO";
}

// Main function
int main() {
    int t;
    cin >> t;

    for (int i=0; i < t; i++) {
        int n, a, b;
        string s;
        cin >> n >> a >> b;
        cin >> s;
        cout << do_it(a, b, s) << "\n";
    }
}