#include <iostream>
using namespace std;
int T,A,B,a,b;
int main()
{
cin>>T;
for(int x=0; x<T; x++)
{
A=B=0;
for(int y=0; y<9; y++)
{
cin>>a>>b;
A+=a;
B+=b;
}
if(A>B) cout<<"Yonsei";
else if(A<B) cout<<"Korea";
else cout<<"Draw";
cout<<endl;
}
}