#include<bits/stdc++.h>
#define taskname "C"
using namespace std;
template<class T>void minimize(T& a, T b){
if(a > b){
a = b;
}
}
template<class T>void maximize(T& a, T b){
if(a < b){
a = b;
}
}
int n, m, q;
namespace sub1{
void solve(){
vector<vector<int>>g(n + 1);
for(int i = 1; i < n; i++){
int u, v;
cin >> u >> v;
g[u].emplace_back(v);
g[v].emplace_back(u);
}
vector<int>parent(n + 1), h(n + 1);
function<void(int)>dfs;
dfs = [&] (int s){
for(int& d : g[s]){
if(d != parent[s]){
h[d] = h[parent[d] = s] + 1;
dfs(d);
}
}
};
dfs(parent[1] = h[1] = 1);
auto lca = [&] (int u, int v){
while(u != v){
if(h[u] < h[v]){
swap(u, v);
}
u = parent[u];
}
return u;
};
vector<int>a(m + 1);
for(int i = 1; i <= m; i++){
cin >> a[i];
}
for(int _ = 0; _ < q; _++){
int _t;
cin >> _t;
if(_t == 1){
int p;
cin >> p >> a[p];
}
else{
int l, r, v;
cin >> l >> r >> v;
int L = -1, R = -1;
for(int i = l; i <= r && L == -1; i++){
int u = a[i];
for(int j = i; j <= r; j++){
if((u = lca(u, a[j])) == v){
L = i;
R = j;
break;
}
}
}
cout << L << " " << R << "\n";
}
}
}
}
namespace sub23{
void solve(){
vector<vector<int>>g(n + 1);
for(int i = 1; i < n; i++){
int u, v;
cin >> u >> v;
g[u].emplace_back(v);
g[v].emplace_back(u);
}
vector<int>fir(n + 1), las(n + 1), h(n + 1), euler;
function<void(int, int)>dfs;
dfs = [&] (int s, int p){
fir[s] = las[s] = euler.size();
euler.emplace_back(s);
for(int& d : g[s]){
if(d != p){
dfs(d, s);
las[s] = euler.size();
euler.emplace_back(s);
}
}
};
dfs(1, h[1] = 0);
vector<vector<pair<int, int>>>spt(euler.size(), vector<pair<int, int>>(12));
vector<int>log_v(euler.size() + 1);
log_v[0] = -1;
for(int i = 0; i < euler.size(); i++){
spt[i][0] = make_pair(h[euler[i]], euler[i]);
log_v[i + 1] = log_v[(i + 1) >> 1] + 1;
}
for(int j = 1; j < 12; j++){
for(int i = 0; i + (1 << j) <= euler.size(); i++){
spt[i][j] = min(spt[i][j - 1], spt[i + (1 << (j - 1))][j - 1]);
}
}
auto lca = [&] (int L, int R){
int k = log_v[R - L + 1];
return min(spt[L][k], spt[R - (1 << k) + 1][k]).second;
};
vector<int>a(m + 1);
for(int i = 1; i <= m; i++){
cin >> a[i];
}
for(int _ = 0; _ < q; _++){
int _t;
cin >> _t;
if(_t == 1){
int p;
cin >> p >> a[p];
}
else{
int l, r, v, l_ans = -1, r_ans = -1;
cin >> l >> r >> v;
for(int i = l; i <= r && l_ans == -1; i++){
int L = euler.size(), R = 0;
for(int j = i; j <= r; j++){
minimize(L, fir[a[j]]);
maximize(R, las[a[j]]);
if(lca(L, R) == v){
l_ans = i;
r_ans = j;
break;
}
}
}
cout << l_ans << " " << r_ans << "\n";
}
}
}
}
namespace sub4{
void solve(){
}
}
int main(){
ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
if(fopen(taskname".inp", "r")){
freopen(taskname".inp", "r", stdin);
}
cin >> n >> m >> q;
if(max({n, m, q}) <= 100){
sub1::solve();
}
else if(max({n, m, q}) <= 2000){
sub23::solve();
}
else{
sub4::solve();
}
}
