import java.util.*;
import java.io.*;

public class Main{
    long mod = (int)1e9+9;
    FastReader in;PrintWriter out;
    public static void main(String[] args) throws Exception{
        new Main().run();
    }

    void run() throws Exception{
        in = new FastReader();
        out = new PrintWriter(System.out);
        for(int i = 1, T = ni(); i<= T; i++)solve(i);
        out.flush();
        out.close();
    }
    
    void solve(int TC) throws Exception{
        int n = ni(), q = ni(), x = ni()-1;
        boolean valid = (1<= Math.min(n,q) && Math.max(n,q)<=1e5 && x>=0 && x<n);
        ArrayList<Integer>[] adj = new ArrayList[n];
        for(int i = 0; i< n; i++)adj[i] = new ArrayList<>();
        for(int i = 0; i< n-1; i++){
            int u = ni()-1, v = ni()-1;
            valid &= (0<=Math.min(u,v) && Math.max(u,v)<n);
            adj[u].add(v);
            adj[v].add(u);
        }
        if(!valid)throw new Exception();
        int[][] ti = new int[n][2];time = -1;
        dfs(adj,ti,x,-1);
        while(q-->0){
            int a = ni()-1, b = ni()-1;
            if(Math.min(a,b)<0 || Math.max(a,b)>=n)throw new Exception();
            pn((ti[a][0]<=ti[b][0] && ti[b][1] <= ti[a][1])?"Taran":"Sakub-Jafin");
        }
    }
    int time = -1;
    void dfs(ArrayList<Integer>[] adj, int[][] ti, int u, int p){
        ti[u][0] = ++time;
        for(int v:adj[u])if(v!=p)dfs(adj,ti,v,u);
        ti[u][1] = time;
    }
    
    long gcd(long a, long b){return (b==0)?a:gcd(b,a%b);}
    int gcd(int a, int b){return (b==0)?a:gcd(b,a%b);}
    int bit(long n){return (n==0)?0:(1+bit(n&(n-1)));}
    void p(Object o){out.print(o);}
    void pn(Object o){out.println(o);}
    void pni(Object o){out.println(o);out.flush();}
    String n(){return in.next();}
    String nln(){return in.nextLine();}
    int ni(){return Integer.parseInt(in.next());}
    long nl(){return Long.parseLong(in.next());}
    double nd(){return Double.parseDouble(in.next());}

    class FastReader{
        BufferedReader br;
        StringTokenizer st;
        public FastReader(){
            br = new BufferedReader(new InputStreamReader(System.in));
        }

        public FastReader(String s) throws Exception{
            br = new BufferedReader(new FileReader(s));
        }

        String next(){
            while (st == null || !st.hasMoreElements()){
                try{
                    st = new StringTokenizer(br.readLine());
                }catch (IOException  e){
                    e.printStackTrace();
                }
            }
            return st.nextToken();
        }

        String nextLine(){
            String str = "";
            try{    
                str = br.readLine();
            }catch (IOException e){
                e.printStackTrace();
            }   
            return str;
        }
    }
}