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#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using ld = long double;
const int p = 1000000007;
int mul(int a, int b) { return (1LL * a * b) % p; }
int add(int a, int b) {
  int s = (a + b);
  if (s >= p) s -= p;
  return s;
}
int sub(int a, int b) {
  int s = (a + p - b);
  if (s >= p) s -= p;
  return s;
}
int po(int a, int deg) {
  if (deg == 0) return 1;
  if (deg % 2 == 1) return mul(a, po(a, deg - 1));
  int t = po(a, deg / 2);
  return mul(t, t);
}
int inv(int n) { return po(n, p - 2); }
mt19937 rnd(time(0));
int n, m, q;
vector<pair<int, int>> cell;
bool check(int k) {
  vector<int> a(2 * m);
  for (int i = 0; i < 2 * m; i += 2) a[i] = 2 * n;
  for (int i = 1; i < 2 * m; i += 2) a[i] = -1;
  for (int i = 0; i < k; i++) {
    auto c = cell[i];
    if (c.second % 2 == 0)
      a[c.second] = min(a[c.second], c.first);
    else
      a[c.second] = max(a[c.second], c.first);
  }
  int cur = 2 * n;
  for (int i = 0; i < m; i++) {
    cur = min(cur, a[2 * i]);
    if (a[2 * i + 1] > cur) return false;
  }
  return true;
}
int main() {
  ios_base::sync_with_stdio(0);
  cin.tie(nullptr);
  cin >> n >> m >> q;
  cell.resize(q);
  for (int i = 0; i < q; i++) {
    cin >> cell[i].first >> cell[i].second;
    cell[i].first--;
    cell[i].second--;
  }
  int L = 0;
  int R = q;
  if (check(R)) {
    for (int i = 0; i < q; i++) cout << "YES" << endl;
    return 0;
  }
  while (R - L > 1) {
    int mid = (L + R) / 2;
    if (check(mid))
      L = mid;
    else
      R = mid;
  }
  for (int i = 0; i < L; i++) cout << "YES" << endl;
  for (int i = R - 1; i < q; i++) cout << "NO" << endl;
}
