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

public class Main {
    static ArrayList<ArrayList<Integer>> graph = new ArrayList<>();
    static int[] levels;
    static int[] needs;
    static TreeMap<Integer, Integer> counts = new TreeMap<>();
    public static void main(String[] args) throws Exception {
        Scanner sc = new Scanner();
        int n = sc.nextInt();
        for (int i = 0; i < n; i++) {
            graph.add(new ArrayList<>());
        }
        levels = new int[n];
        for (int i = 1; i < n; i++) {
            levels[i] = sc.nextInt();
            graph.get(sc.nextInt() - 1).add(i);
        }
        needs = new int[n];
        Arrays.fill(needs, -1);
        setNeeds(0, 0, 0);
        counts.put(0, 1);
        int current = 0;
        for (int x : counts.keySet()) {
            current += counts.get(x);
            counts.put(x, current);
        }
        int q = sc.nextInt();
        StringBuilder sb = new StringBuilder();
        while (q-- > 0) {
            int type = sc.nextInt();
            int x = sc.nextInt();
            if (type == 1) {
                sb.append(counts.floorEntry(x).getValue()).append("\n");
            } else {
                sb.append(needs[x - 1]).append("\n");
            }
        }
        
        System.out.print(sb);
    }
    
    static void setNeeds(int idx, int p, int v) {
        needs[idx] = Math.max(v, levels[idx]);
        counts.put(needs[idx], counts.getOrDefault(needs[idx], 0) + 1);
        for (int x : graph.get(idx)) {
            if (p != x) {
                setNeeds(x, idx, needs[idx]);
            }
        }
    }
    
} 
class Utilities {
    static String arrayToLineString(Object[] arr) {
        return Arrays.stream(arr).map(x -> x.toString()).collect(Collectors.joining("\n"));
    }
    
    static String arrayToLineString(int[] arr) {
        return String.join("\n", Arrays.stream(arr).mapToObj(String::valueOf).toArray(String[]::new));
    }
}
class Scanner {
    BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
    StringTokenizer st = new StringTokenizer("");
    StringBuilder sb = new StringBuilder();
    
    public Scanner() throws Exception {
        
    }
    
    public int nextInt() throws Exception {
        return Integer.parseInt(next());
    }
    
    public long nextLong() throws Exception {
        return Long.parseLong(next());
    }
    
    public double nextDouble() throws Exception {
        return Double.parseDouble(next());
    }
    
    public int[] nextIntArray() throws Exception {
        return Stream.of(br.readLine().split(" ")).mapToInt(Integer::parseInt).toArray();
    }
    
    public String next() throws Exception {
        while (!st.hasMoreTokens()) {
            st = new StringTokenizer(br.readLine());
        }
        return st.nextToken();
    }
    
}