#include <bits/stdc++.h>
#pragma GCC optimize("O3", "unroll-all-loops")
#pragma GCC target("sse4.2")
using namespace std;
ifstream in;
ofstream out;
const long long kk = 1000;
const long long ml = kk * kk;
const long long mod = ml * kk + 7;
const long long inf = ml * ml * ml + 7;
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
struct Tree {
  int s = 1;
  int n = 0;
  long long my_null = -mod;
  vector<pair<long long, long long>> t;
  vector<pair<long long, long long>> seg;
  inline long long res(long long v1, long long v2) { return max(v1, v2); }
  void cnt_seg() {
    seg.resize(2 * s);
    seg[1] = {0, s};
    for (int i = 1; i < s; i++) {
      int tm = seg[i].first + seg[i].second >> 1;
      seg[2 * i] = {seg[i].first, tm};
      seg[2 * i + 1] = {tm, seg[i].second};
    }
  }
  void build(long long sz) {
    n = sz;
    while (s < n) s <<= 1;
    t.resize(2 * s, {my_null, 0});
    cnt_seg();
  }
  void build(vector<int> v) {
    n = v.size();
    while (s < n) s <<= 1;
    t.resize(2 * s, {my_null, 0});
    for (int i = 0; i < n; i++) t[s + i] = {v[i], 0};
    for (int i = s - 1; i > 0; i--) upd(i);
    cnt_seg();
  }
  inline void adder(int v, long long val) {
    t[v].first += val;
    t[v].second += val;
  }
  void upd(int v) {
    if (v >= s) return;
    t[v].first = res(t[2 * v].first, t[2 * v + 1].first);
  }
  void push(int v) {
    if (v >= s) return;
    long long psh = t[v].second;
    if (psh == 0) return;
    t[v].second = 0;
    adder(2 * v, psh);
    adder(2 * v + 1, psh);
  }
  long long val(int l, int r, int v, int tl, int tr) {
    if (r <= tl || tr <= l) return my_null;
    push(v);
    if (l <= tl && tr <= r) return t[v].first;
    int tm = tl + tr >> 1;
    long long v1 = val(l, r, 2 * v, tl, tm);
    long long v2 = val(l, r, 2 * v + 1, tm, tr);
    upd(v);
    return res(v1, v2);
  }
  long long val(int l, int r) { return val(l, r + 1, 1, 0, s); }
  long long val(int pl) { return val(pl, pl + 1, 1, 0, s); }
  void add(int l, int r, int v, int tl, int tr, long long val) {
    if (r <= tl || tr <= l) return;
    push(v);
    if (l <= tl && tr <= r) return void(adder(v, val));
    int tm = tl + tr >> 1;
    add(l, r, 2 * v, tl, tm, val);
    add(l, r, 2 * v + 1, tm, tr, val);
    upd(v);
  }
  void add(int v, long long val) {
    v += s;
    t[v].first += val;
    v >>= 1;
    while (v) upd(v), v >>= 1;
  }
  void add(int l, int r, long long t) { add(l, r + 1, 1, 0, s, t); }
  void show() {
    for (long long i = 1; i < 2 * s; i++) {
      cout << '\t' << '{' << t[i].first << "   " << t[i].second << "} ";
      if ((i & (i + 1)) == 0) cout << endl;
    }
  }
};
int n, m, q;
vector<int> val;
vector<int> ver_by_val;
vector<vector<int>> e;
vector<pair<int, int>> all;
vector<pair<int, int>> qr;
bool viv = false;
vector<int> p;
vector<vector<int>> kids;
int nxt;
vector<int> spliter;
vector<int> value_st;
Tree st;
set<pair<int, int>> seg;
void read() {
  cin >> n >> m >> q;
  val.resize(n);
  ver_by_val.resize(n);
  for (auto &i : val) cin >> i, i--;
  for (int i = 0; i < n; i++) ver_by_val[val[i]] = i;
  e.resize(n);
  for (int i = 0; i < m; i++) {
    int a, b;
    cin >> a >> b;
    a--, b--;
    e[a].push_back(b);
    e[b].push_back(a);
    all.push_back({a, b});
  }
  qr.resize(q);
  set<int> left;
  for (int i = 0; i < m; i++) left.insert(i);
  for (auto &p : qr) {
    cin >> p.first >> p.second;
    p.first--;
    p.second--;
    if (p.first) left.erase(p.second);
  }
  for (auto ed : left) qr.push_back({1, ed});
  q = qr.size();
}
int pr(int v) {
  if (p[v] == v) return v;
  return p[v] = pr(p[v]);
}
bool unit(int v, int u) {
  v = pr(v);
  u = pr(u);
  if (v == u) return false;
  int s = nxt++;
  kids[s].push_back(v);
  kids[s].push_back(u);
  p[v] = s;
  p[u] = s;
  return true;
}
void prepare() {
  p.resize(2 * n - 1);
  kids.resize(2 * n - 1);
  for (int i = 0; i < p.size(); i++) p[i] = i;
  nxt = n;
  vector<long long> ord;
  for (auto p : qr)
    if (p.first) ord.push_back(p.second);
  reverse(ord.begin(), ord.end());
  for (auto num : ord) {
    int v = all[num].first;
    int u = all[num].second;
    if (unit(v, u))
      spliter.push_back(nxt - 1);
    else
      spliter.push_back(-1);
  }
  if (viv) {
    for (int i = 0; i < nxt; i++) {
      cout << "kids[" << i << "] = ";
      for (auto v : kids[i]) cout << v << ' ';
      cout << endl;
    }
    cout << "Spliter = ";
    for (auto i : spliter) cout << i << ' ';
    cout << endl;
  }
}
vector<int> tin, tout;
int t = 0;
void DFS(int v) {
  int my_val = -mod;
  if (v < n) my_val = val[v];
  value_st[t] = my_val;
  tin[v] = t++;
  for (auto u : kids[v])
    if (tin[u] == -1) DFS(u);
  value_st[t] = my_val;
  tout[v] = t++;
}
void build() {
  tin.resize(nxt, -1);
  tout.resize(nxt, -1);
  value_st.resize(2 * nxt);
  for (int i = nxt - 1; i >= 0; i--) {
    if (tin[i] == -1) {
      DFS(i);
      seg.insert({tin[i], tout[i]});
    }
  }
  st.build(value_st);
  if (viv) {
    for (int i = 0; i < nxt; i++) {
      cout << "seg[" << i << "] = " << tin[i] << ' ' << tout[i] << endl;
    }
  }
}
bool out_seg(int p, pair<int, int> seg) {
  if (p < seg.first || seg.second < p) return true;
  return false;
}
void work() {
  if (viv) st.show();
  for (auto p : qr) {
    if (p.first) {
      int s = spliter.back();
      spliter.pop_back();
      if (s != -1) {
        int v = kids[s][0];
        int u = kids[s][1];
        if (viv) {
          cout << "split vertex " << s << " on " << v << " and " << u << endl;
        }
        seg.erase({tin[s], tout[s]});
        seg.insert({tin[v], tout[v]});
        seg.insert({tin[u], tout[u]});
        if (viv) {
          for (auto p : seg)
            cout << '{' << p.first << ", " << p.second << "}, ";
          cout << endl;
        }
      }
    } else {
      int v = p.second;
      int pl = tin[v];
      if (viv) cout << "find for " << v << " include " << tin[v] << endl;
      auto z = seg.lower_bound({pl, pl});
      while (out_seg(pl, *z)) z--;
      auto pr = *z;
      int l = pr.first;
      int r = pr.second;
      auto ans = st.val(l, r);
      if (ans >= 0) {
        cout << ans + 1 << '\n';
        v = ver_by_val[ans];
        st.add(tin[v], tin[v], -mod);
        st.add(tout[v], tout[v], -mod);
        if (viv) st.show();
      } else {
        cout << "0\n";
      }
    }
  }
}
void solve() {
  read();
  prepare();
  build();
  work();
}
int main() {
  ios_base::sync_with_stdio(0);
  cin.tie(0);
  cout.tie(0);
  long long t = 1;
  while (t--) solve();
  return 0;
}
