#include <bits/stdc++.h>
using namespace std;
int main() {
  long long n, i, j, m, k, l, a, v, t, r, b, c, d;
  cin >> n;
  cin >> k >> l;
  a = k - 1;
  b = l - 1;
  c = n - k;
  d = n - l;
  long long ap, bp;
  if (a == 0 || b == 0) {
    ap = a + b;
  } else {
    r = min(a, b);
    r += (abs(b - a));
    ap = r;
  }
  if (c == 0 || d == 0) {
    bp = c + d;
  } else {
    r = min(c, d);
    r += (abs(d - c));
    bp = r;
  }
  if (ap <= bp) {
    cout << "White" << endl;
  } else {
    cout << "Black" << endl;
  }
  return 0;
}
