// editor2
#include<stdio.h>
int main()
{
    int x,y;
    scanf("%d %d",&x,&y);
    if(x<1||x>8||y<1||y>8)
    {
       printf("Invalid Input");
    }
    else if((x+y)%2==0){
        printf("Black");
    }
    else{
        printf("White"):
    }
    }