content: package v006;
  
  import java.io.BufferedReader;
  import java.io.IOException;
  import java.io.InputStream;
  import java.io.InputStreamReader;
  import java.io.PrintWriter;
  import java.util.StringTokenizer;
  
  public class Polygon_UVa634 {
  		
  	static final double EPS = 1e-9;
  	
  	public static void main(String[] args) throws IOException {
  		
  		Scanner sc = new Scanner(System.in);
  		PrintWriter out = new PrintWriter(System.out);
  		while(true)
  		{
  			int n = sc.nextInt();
  			if(n == 0) break;
  			
  			Point[] points = new Point[n+1];
  			for(int i = 0; i < n; i++) points[i] = new Point(sc.nextInt(), sc.nextInt());
  			points[n] = points[0];
  			Point p = new Point(sc.nextInt(), sc.nextInt());
  			int c = 0;
  			for(int i = 1; i <= n; i++)
  				if(points[i].x == points[i-1].x && points[i].x < p.x && p.betweenY(points[i-1], points[i]))
  					c ^= 1;
  			if((c & 1) == 1)
  				out.println('T');
  			else
  				out.println('F');
  		}
  		out.flush();
  	}
  	
  	static class Point implements Comparable<Point>
  	{
  		int x, y; 
  	
  		Point(int a, int b) { x = a; y = b; }
  		
  		public int compareTo(Point p)
  		{
  			if(x != p.x) return x - p.x;
  			return y - p.y;
  		}
  		
  		boolean betweenY(Point p, Point q)
  		{
  			return y < q.y && y > p.y || y < p.y && y > q.y;
  		}
  	}
  	
  	
  	static class Scanner 
  	{
  		StringTokenizer st;
  		BufferedReader br;
  
  		public Scanner(InputStream s){	br = new BufferedReader(new InputStreamReader(s));}
  
  		public String next() throws IOException 
  		{
  			while (st == null || !st.hasMoreTokens()) 
  				st = new StringTokenizer(br.readLine());
  			return st.nextToken();
  		}
  
  		public int nextInt() throws IOException {return Integer.parseInt(next());}
  		
  		public long nextLong() throws IOException {return Long.parseLong(next());}
  
  		public String nextLine() throws IOException {return br.readLine();}
  		
  		public double nextDouble() throws IOException
  		{
  			String x = next();
  			StringBuilder sb = new StringBuilder("0");
  			double res = 0, f = 1;
  			boolean dec = false, neg = false;
  			int start = 0;
  			if(x.charAt(0) == '-')
  			{
  				neg = true;
  				start++;
  			}
  			for(int i = start; i < x.length(); i++)
  				if(x.charAt(i) == '.')
  				{
  					res = Long.parseLong(sb.toString());
  					sb = new StringBuilder("0");
  					dec = true;
  				}
  				else
  				{
  					sb.append(x.charAt(i));
  					if(dec)
  						f *= 10;
  				}
  			res += Long.parseLong(sb.toString()) / f;
  			return res * (neg?-1:1);
  		}
  		
  		public boolean ready() throws IOException {return br.ready();}
  
  
  	}
  }
  