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

public class Main {
    public static void main(String[] args) throws Exception {
        Scanner sc = new Scanner();
        int n = sc.nextInt();
        ArrayList<ArrayList<Integer>> graph = new ArrayList<>();
        for (int i = 0; i < n; i++) {
            graph.add(new ArrayList<>());
        }
        int[] levels = new int[n];
        for (int i = 1; i < n; i++) {
            levels[i] = sc.nextInt();
            int x = sc.nextInt() - 1;
            graph.get(x).add(i);
        }
        int[] needs = new int[n];
        int[] tmp = new int[n];
        Arrays.fill(needs, -1);
        Arrays.fill(tmp, Integer.MAX_VALUE);
        ArrayDeque<Path> queue = new ArrayDeque<>();
        queue.add(new Path(0, 0));
        while (queue.size() > 0) {
            Path p = queue.poll();
            p.value = Math.max(p.value, levels[p.idx]);
            needs[p.idx] = p.value;
            tmp[p.idx] = p.value;
            for (int x : graph.get(p.idx)) {
                queue.add(new Path(x, p.value));
            }
        }
        TreeMap<Integer, Integer> counts = new TreeMap<>();
        Arrays.sort(tmp);
        for (int i = 0; i < n; i++) {
            counts.put(tmp[i], i + 1);
        }
        int q = sc.nextInt();
        StringBuilder sb = new StringBuilder();
        while (q-- > 0) {
            int type = sc.nextInt();
            int v = sc.nextInt();
            if (type == 1) {
                sb.append(counts.floorEntry(v).getValue()).append("\n");
            } else {
                sb.append(needs[v - 1]).append("\n");
            }
        }
        System.out.print(sb);
    }
    
    static class Path {
        int idx;
        int value;
        
        public Path(int idx, int value) {
            this.idx = idx;
            this.value = value;
        }
    }
}

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();
    }
    
}