#include<bits/stdc++.h>
using namespace std;
int t,a,b;
int main(){
	cin>>t;
	while(t--){
		cin>>a>>b;
		if(a<b)	swap(a,b);
		if(a/b>=2){
			cout<<"Stan wins"<<endl;
			continue;
		}
		int i=1;
		while(a&&b){
			if(a<b)	swap(a,b);
			if(a/b>=2||a==0||b==0){
				if(i%2==0)	cout<<"Ollie wins"<<endl;
				else	cout<<"Stan wins"<<endl;
				break;
			}
			i++;
			if(a/b<2){
				a-=b;
				continue;
			}
		}
	}
	return 0;
}