#include <bits/stdc++.h>
int n, m, q, p[400001], qu[2][500001], cnt, T[400001], fa[19][400001];
int f[400001], dfn[400001], mx[400001], now, ord[400001];
int cmp(int a, int b) {
  if (!a || !b) return a | b;
  return p[a] < p[b] ? b : a;
}
int se[5000001];
int head[400001], nxt[800001], b[800001], k;
void push(int s, int t) {
  nxt[++k] = head[s];
  head[s] = k;
  b[k] = t;
}
int find(int x) { return f[x] ? f[x] = find(f[x]) : x; }
struct point {
  int a, b, t;
} edg[300001];
void dfs(int x, int f) {
  dfn[x] = ++now;
  ord[now] = x;
  for (int i = head[x]; i; i = nxt[i])
    if (b[i] != f) {
      dfs(b[i], x);
    }
  mx[x] = now;
}
void build(int root, int l, int r) {
  if (l == r) {
    if (ord[l] <= n)
      se[root] = ord[l];
    else
      se[root] = 0;
    return;
  }
  build(root << 1, l, (l + r) >> 1);
  build(root << 1 | 1, ((l + r) >> 1) + 1, r);
  se[root] = cmp(se[root << 1], se[root << 1 | 1]);
}
int query(int root, int l, int r, int el, int er) {
  if (!se[root]) return 0;
  if (el > r || er < l) return 0;
  if (el <= l && er >= r) return se[root];
  return cmp(query(root << 1, l, (l + r) >> 1, el, er),
             query(root << 1 | 1, ((l + r) >> 1) + 1, r, el, er));
}
void update(int root, int l, int r, int e) {
  if (l == r) {
    se[root] = 0;
    return;
  }
  if ((l + r) >> 1 >= e)
    update(root << 1, l, (l + r) >> 1, e);
  else
    update(root << 1 | 1, ((l + r) >> 1) + 1, r, e);
  se[root] = cmp(se[root << 1], se[root << 1 | 1]);
}
bool Cmp(point a, point b) { return a.t > b.t; }
int read() {
  int x = 0;
  char ch = getchar();
  while (ch < '0' || ch > '9') ch = getchar();
  while (ch >= '0' && ch <= '9') x = x * 10 + ch - '0', ch = getchar();
  return x;
}
void write(int x) {
  if (x > 9) write(x / 10);
  putchar((x % 10) + '0');
}
int main() {
  scanf("%d%d%d", &n, &m, &q);
  for (int i = 1; i <= n; i++) p[i] = read(), T[i] = 0x7f7f7f7f;
  cnt = n;
  for (int i = 1; i <= m; i++)
    edg[i].a = read(), edg[i].b = read(), edg[i].t = q + 1;
  for (int i = 1; i <= q; i++) {
    qu[0][i] = read();
    qu[1][i] = read();
    if (qu[0][i] == 2) {
      edg[qu[1][i]].t = i;
    }
  }
  std::sort(edg + 1, edg + m + 1, Cmp);
  for (int i = 1; i <= m; i++) {
    int u = find(edg[i].a), v = find(edg[i].b);
    if (u != v) {
      ++cnt;
      T[cnt] = edg[i].t;
      f[u] = f[v] = cnt;
      fa[0][u] = fa[0][v] = cnt;
      push(cnt, u), push(cnt, v);
    }
  }
  for (int j = 1; j <= 18; j++)
    for (int i = 1; i <= cnt; i++) fa[j][i] = fa[j - 1][fa[j - 1][i]];
  for (int i = 1; i <= cnt; i++)
    if (!f[i]) dfs(i, 0);
  build(1, 1, now);
  for (int i = 1; i <= q; i++) {
    if (qu[0][i] == 1) {
      int tem = qu[1][i];
      for (int j = 18; ~j; --j)
        if (T[fa[j][tem]] >= i) tem = fa[j][tem];
      int u = query(1, 1, now, dfn[tem], mx[tem]);
      write(p[u]);
      putchar('\n');
      if (u) update(1, 1, now, dfn[u]);
    }
  }
}
