// g++ A.cpp -std=c++14 -I . && ./a.out
#include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
#define rep2(i, a, b) for (int i = a; i < (int)(b); i++)
#define all(v) v.begin(), v.end()
using ll = long long;
const ll INF = 1e18;
// 変数定義
int N, M, Q, a, b, c, d, e, x, y, t, T, total, cnt, ans;
class disjoint_set
{
public:
  disjoint_set(int n) : par(n, -1) {}
  void merge(int x, int y)
  {
    x = root(x);
    y = root(y);
    if (x == y)
      return;
    if (par[x] > par[y])
      swap(x, y);
    par[x] += par[y];
    par[y] = x;
  }
  bool same(int x, int y) { return root(x) == root(y); }
  int root(int x)
  {
    if (par[x] < 0)
      return x;
    return par[x] = root(par[x]);
  }
  int sizeOf(int x) { return -par[root(x)]; }

private:
  vector<int> par;
};

int main()
{
  ios::sync_with_stdio(false);
  cin.tie(nullptr);
  cin >> N >> M >> Q;
  disjoint_set uf(N * 7);
  vector<string> S(N);
  rep(i, N)
  {
    cin >> S[i];
    rep(j, 7)
    {
      if (S[i][j] == '1' && S[i][(j + 1) % 7] == '1')
      {
        uf.merge(i * 7 + j, i * 7 + (j + 1) % 7);
        // cout << i * 7 + j << ' ' << i * 7 + (j + 1) % 7 << '\n';
      }
    }
  }
  vector<vector<int>> edge(N);
  rep(i, M)
  {
    cin >> x >> y;
    x--;
    y--;
    edge[x].push_back(y);
    edge[y].push_back(x);
    rep(j, 7)
    {
      if (S[x][j] == '1' && S[y][j] == '1')
      {
        uf.merge(x * 7 + j, y * 7 + j);
        // cout << x * 7 + j << ' ' << y * 7 + j << '\n';
      }
    }
  }
  rep(i, Q)
  {
    cin >> t >> a >> b;
    a--;
    b--;
    if (t == 1)
    {
      S[a][b] = '1';
      if (S[a][abs((b - 1) % 7)] == '1')
      {
        uf.merge(a * 7 + abs((b - 1) % 7), a * 7 + b);
        // cout << a * 7 + abs((b - 1) % 7) << ' ' << a * 7 + b << '\n';
      }
      if (S[a][(b + 1) % 7] == '1')
      {
        uf.merge(a * 7 + (b + 1) % 7, a * 7 + b);
        // cout << a * 7 + ((b + 1) % 7) << ' ' << a * 7 + b << '\n';
      }
      for (int v : edge[a])
      {
        if (S[v][b] == '1')
        {
          uf.merge(a * 7 + b, v * 7 + b);
          // cout << a * 7 + b << ' ' << v * 7 + b << '\n';
        }
      }
    }
    else
    {
      cout << uf.sizeOf(a * 7) << '\n';
    }
  }

  return 0;
}