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

int main()
{
    int a,b,c,d,x,y,n;
    ifstream cin("11498.in");
    ofstream cout("11498.out");
    //cin>>n;
    //cin>>a>>b;

    while(cin>>n>>a>>b)
    for(int i=0; i<n; i++)
    {
        cin>>c>>d;
        x=a-c;
        y=b-d;

        if(x<0 && y<0)
            cout<<"NE"<<endl;
        else if(x<0 && y>0)
            cout<<"SE"<<endl;
        else if(x>0 && y>0)
            cout<<"SO"<<endl;
        else if(x>0 && y<0)
            cout<<"NO"<<endl;
        else
            cout<<"divisa"<<endl;
    }
}