#include <bits/stdc++.h>
using namespace std;
int a[150][150];
int g[150][150];
int m, n;
int get(int x1, int y1, int x2, int y2) {
  return g[x2][y2] + g[x1 - 1][y1 - 1] - g[x1 - 1][y2] - g[x2][y1 - 1];
}
int main() {
  if (fopen("a.txt", "r")) {
    freopen("a.txt", "r", stdin);
  } else
    ios_base::sync_with_stdio(false);
  cin.tie(NULL);
  cin >> m >> n;
  for (int i = 1; i <= m; i++) {
    string s;
    cin >> s;
    for (int j = 1; j <= n; j++) a[i][j] = (s[j - 1] == 'B');
  }
  for (int i = 1; i <= m; i++) {
    for (int j = 1; j <= n; j++)
      g[i][j] = g[i][j - 1] + g[i - 1][j] - g[i - 1][j - 1] + a[i][j];
  }
  for (int i = 1; i <= m; i++)
    for (int j = 1; j <= n; j++) {
      int limit = min(n - j + 1, m - i + 1);
      for (int r = limit; r >= 1; r--) {
        if (r % 2 == 0) continue;
        if (get(i, j, i + r - 1, j + r - 1) == (r * r)) {
          cout << i + r / 2 << ' ' << j + r / 2;
          return 0;
        }
      }
    }
}
