#include <bits/stdc++.h>
using namespace std;
int min(int, int);
int main() {
  long long n;
  cin >> n;
  long long a, b;
  cin >> a >> b;
  long long w, B;
  w = min(a - 1, b - 1);
  B = min(n - a, n - b);
  if (a - b > 0) {
    w += a - w - 1;
    B += n - B - b;
  } else {
    w += b - w - 1;
    B += n - a - B;
  }
  if (a == b && b == n)
    cout << "Black";
  else {
    if (w == B)
      cout << "White";
    else if (B > w)
      cout << "White";
    else
      cout << "Black";
  }
}
int min(int a, int b) {
  if (a > b)
    return b;
  else
    return a;
}
