#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
        prinf("White");
        
    }
    return 0;
}