#include <cstdio>
#include <cstdlib>
#include <cmath>
#include <vector>
#include <algorithm>
using namespace std;

#define Nmax 100005

int N, Cnt, M, X, Y, Type, P, S, First[Nmax], Last[Nmax], K, V[Nmax], Rad, L[Nmax];
vector<int> G[Nmax];
bool Used[Nmax];

struct Chunk
{
    int Left, Right, Added, Used[1000010];
}C[350];

void DFS(int Node)
{
    First[Node] = ++ K;
    L[K] = Node;
    Used[Node] = 1;
    for(vector<int> :: iterator it = G[Node].begin(); it != G[Node].end(); ++ it)
        if(!Used[*it])
            DFS(*it);
    Last[Node] = K;
}

void Update(int Left, int Right, int Sum)
{
    for(int i = 1; i <= Cnt; ++ i)
    {
        if(C[i].Right < Left) continue;
        if(Right < C[i].Left) break;
        if(Left <= C[i].Left && C[i].Right <= Right)
        {
            C[i].Added += Sum;
            continue;
        }
        for(int j = C[i].Left; j <= C[i].Right; ++ j)
        {
            C[i].Used[V[j]] = 0;
            V[j] += C[i].Added;
            if(Left <= j && j <= Right) V[j] += Sum;
        }
        for(int j = C[i].Left; j <= C[i].Right; ++ j)
            C[i].Used[V[j]] = 1;
        C[i].Added = 0;
    }
}

int Query(int S)
{
    for(int i = 1; i <= Cnt; ++ i)
        if(C[i].Added <= S && C[i].Used[S - C[i].Added])
            for(int j = C[i].Left; j <= C[i].Right; ++ j)
                if(V[j] == S - C[i].Added)
                    return L[j];
    return -1;
}

int main()
{
    freopen("arbore.in", "r", stdin);
    freopen("arbore.out", "w", stdout);

    scanf("%i %i", &N, &M);
    for(int i = 1; i < N; ++ i)
    {
        scanf("%i %i", &X, &Y);
        G[X].push_back(Y);
        G[Y].push_back(X);
    }

    DFS(1);
    Rad = int(sqrt(N));
    for(int i = 1; i <= N; )
    {
        Cnt ++;
        C[Cnt].Left = i;
        C[Cnt].Right = min(i + Rad - 1, N);
        C[Cnt].Used[0] = 1;
        i += Rad;
    }

    for(int i = 1; i <= M; ++ i)
    {
        scanf("%i", &Type);
        if(Type == 1)
        {
            scanf("%i %i", &P, &S);
            Update(First[P], Last[P], S);
        }else
        {
            scanf("%i", &S);
            printf("%i\n", Query(S));
        }
    }
    return 0;
}