#include <bits/stdc++.h>
using namespace std;
const int MAXN = 500;
int r, c, m;
int cnt;
string str;
string mp[MAXN+5];
int arr[MAXN+5][MAXN+5];
bool f(int i, int j) {
if (mp[i][j] == '#') return 0;
for (int k = 0; k < m; k++) {
if (str[k] == 'N') i--;
if (str[k] == 'S') i++;
if (str[k] == 'W') j--;
if (str[k] == 'E') j++;
if (mp[i][j] == '#') return 0;
}
return 1;
}
signed main() {
ios_base::sync_with_stdio(0), cin.tie(0);
cin >> r >> c >> m;
for (int i = 1; i <= r; i++) {
cin >> mp[i];
mp[i] = "#" + mp[i] + "#";
}
cin >> str;
for (int i = 0; i <= c+1; i++) {
mp[0] = mp[0] + "#";
mp[r+1] = mp[r+1] + "#";
}
for (int i = 1; i <= r; i++)
for (int j = 1; j <= c; j++)
cnt += f(i, j);
cout << cnt << "\n";
}
