#include <bits/stdc++.h>
using namespace std;

using ll=long long;
using ld=long double;
using ii=pair<int, int>;
#define FOR(i, a,b) for(ll i=a;i<(ll)b; i++)
#define F(N) FOR(i, 0, N)
#define FF(N) FOR(j, 0, N)
#define aa first
#define bb second
#define PB push_back

double wh[8][8][8][8];
double bl[8][8][8][8];
int wx, wy, bx, by;

vector<ii> mvs = 
  {{2, 1}, {2, -1}, {-2, 1}, {-2, -1}, {1, 2}, {1, -2}, {-1, 2}, {-1, -2}};

int main() {
  scanf("%d%d%d%d", &wx, &wy, &bx, &by);
  wx--; wy--; bx--; by--;
  double wv = 0, bv = 0, rem = 1;
  wh[wx][wy][bx][by] = 1;
  bool wtu = 0;
  while (rem > 1e-6) {
    wtu = !wtu;
    rem = 0;
    if (wtu) {
      F(8) FF(8) FOR(k, 0, 8) FOR(l, 0, 8) bl[i][j][k][l] = 0;
    } else {
      F(8) FF(8) FOR(k, 0, 8) FOR(l, 0, 8) wh[i][j][k][l] = 0;
    }
    F(8) FF(8) {
      vector<ii> emvs;
      for (auto mv : mvs) {
        int nx = i + mv.aa, ny = j + mv.bb;
        if (nx < 0 || nx > 7 || ny < 0 || ny > 7) continue;
        emvs.PB(mv);
      }
      FOR(k, 0, 8) FOR(l, 0, 8) {
        if (wtu) {
          double cur = wh[i][j][k][l];
          double chnc = cur / emvs.size();
          for (auto mv : emvs) {
            int nx = i + mv.aa, ny = j + mv.bb;
            if (nx == k && ny == l) {
              wv += chnc;
            } else {
              bl[nx][ny][k][l] += chnc;
              rem += chnc;
            }
          }
        } else {
          double cur = bl[k][l][i][j];
          double chnc = cur / emvs.size();
          for (auto mv : emvs) {
            int nx = i + mv.aa, ny = j + mv.bb;
            if (nx == k && ny == l) {
              bv += chnc;
            } else {
              wh[k][l][nx][ny] += chnc;
              rem += chnc;
            }
          }
        }
      }
    }
    // printf("%lf %lf %lf\n", rem, wv, bv);
  }
  if (fabs(wv - bv) < 1e-6) {
    printf("draw\n");
  } else if (wv > bv) {
    printf("white\n");
  } else {
    printf("black\n");
  }
  return 0;
}