#include <bits/stdc++.h>
using namespace std;
int main() {
  long long int n;
  scanf("%lld", &n);
  long long int coin[2], white[2], black[2], w, b;
  white[0] = 1;
  white[1] = 1;
  black[0] = n;
  black[1] = n;
  scanf("%lld %lld", &coin[0], &coin[1]);
  w = (coin[0] - white[0]) + (coin[1] - white[1]);
  b = (black[0] - coin[0]) + (black[1] - coin[1]);
  if (w < (b + 1))
    printf("White");
  else
    printf("Black");
}
