import java.util.Scanner;
import java.util.ArrayList;

public class Samples {
    public static void main(String[] args) {
    
        Scanner sc = new Scanner(System.in);
        
        while(sc.hasNextInt()) {
            int n = sc.nextInt();
            long[] time = new long[n];
            int[] value = new int[n];
            
            for (int i = 0; i < n; i++) {
                time[i] = sc.nextLong();
                value[i] = sc.nextInt();
            }
            int operacia = 11111;
            int o = sc.nextInt();
            int poc = 0;
            //int index = 0;
            int max = 0;
            int min = Integer.MAX_VALUE;
            double avg = 0;
            int size = 0;
             boolean b = true;
            for (int i = 0; i < o; i++) {
                boolean gt = sc.next().equals("gt");
                String s = sc.next();
                long interval = sc.nextLong();
                if (s.equals("min")){
                    operacia = 0;
                }else if(s.equals("max")) {
                    operacia = 1;
                } 
                poc = 0;
                
               
                for (int j = 1; j < n; j++) {

                        min = Integer.MAX_VALUE;
                        max = 0;
                        avg = 0;
                        size = 0;


                        for (int k = j - 1; k >= 0; k--) {

                            if (time[k] < time[j] - interval) {
                                break;
                            }
                                if (operacia == 0) {
                                    min = Math.min(min, value[k]);

                                } else if (operacia == 1) {
                                    max = Math.max(max, value[k]);
                                } else {
                                    avg += value[k];
                                }
                                size++;
                            
                        }

                       b = true;
                        int valueTest = value[j];
                        if (operacia == 0) {
                            if (!gt && min <= valueTest || gt && min >= valueTest) {
                                    b = false;
                                } 
                        } else if (operacia == 1) {
                            if (!gt && valueTest>= max || gt && valueTest <= max) {
                                b = false;
                            }
                        } else {
                            if (size > 0)
                                avg /= size;
                            if (gt && valueTest <= avg || !gt && valueTest >= avg) {
                                b = false;
                            }
                        }
                        if (size == 0)
                            b = false;
                        if (b) poc++;
                    }

                System.out.println(poc);
            }
        }
    }
}