#include <bits/stdc++.h>
using namespace std;
int main()
{
int tc,n,m,x,y;
while(cin>>tc)
{
if(tc==0) break;
cin>>n>>m;
for(int i=0;i<tc;i++)
{
cin>>x>>y;
if(x==n || y==m) cout<<"divisa\n";
else if(x>n and y>m) cout<<"NE\n";
else if(x<n and y>m) cout<<"NO\n";
else if(x<n and y<m) cout<<"SO\n";
else if(x>n and y<m)
cout<<"SE\n";
}
}
return 0;
}
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