3 3 20
4 4
2 4
2 2
2 2
2 2
5 5
2 2
2 2
2 2
5 5
5 5
3 5
4 2
2 2
5 5
5 5
3 5
5 5
2 2
3 3
 1 10 10
1 19
2 12
2 8
2 16
2 2
2 4
1 9
2 18
2 14
2 10
 10 10 10
2 6
17 7
5 19
14 14
10 10
16 2
6 10
7 17
18 2
17 1
 10 10 10
12 10
8 4
10 8
15 13
11 11
8 6
9 19
13 19
6 4
19 19
 3 3 20
5 5
6 6
6 6
6 2
6 4
6 6
6 6
5 3
5 5
6 4
6 2
5 1
5 1
6 6
6 6
6 2
5 5
6 4
5 3
6 4
 3 3 20
1 1
4 4
1 1
4 4
3 3
1 1
3 1
6 6
1 1
4 6
3 1
3 3
6 4
3 1
6 6
4 6
3 1
4 6
4 6
5 1
 1 10 10
2 10
1 9
2 12
2 18
2 4
2 8
2 20
2 2
2 6
2 14
 10 10 10
2 10
4 6
1 19
7 15
20 18
3 19
11 17
9 17
16 2
19 15
 3 1 20
3 1
1 1
3 1
4 2
4 2
6 2
1 1
5 1
5 1
2 2
4 2
2 2
6 2
4 2
4 2
2 2
1 1
6 2
2 2
6 2
 10 10 10
10 12
19 7
14 12
10 10
8 6
19 19
18 2
12 2
16 4
16 2
 1 1 100
2 2
2 2
1 1
2 2
2 2
1 1
1 1
1 1
2 2
2 2
2 2
1 1
1 1
1 1
1 1
1 1
2 2
1 1
2 2
1 1
2 2
1 1
2 2
2 2
1 1
2 2
1 1
2 2
2 2
2 2
1 1
1 1
2 2
1 1
2 2
2 2
1 1
2 2
1 1
1 1
2 2
2 2
2 2
2 2
2 2
2 2
2 2
2 2
1 1
2 2
2 2
1 1
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1 1
2 2
1 1
2 2
1 1
2 2
1 1
1 1
1 1
2 2
1 1
1 1
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1 1
1 1
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1 1
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1 1
1 1
1 1
2 2
2 2
1 1
1 1
2 2
1 1
2 2
2 2
2 2
1 1
2 2
2 2
2 2
2 2
2 2
1 1
1 1
1 1
2 2
2 2
1 1
1 1
2 2
1 1
1 1
2 2
 1 10 10
1 15
1 19
2 16
1 17
2 4
2 2
2 8
1 11
2 10
2 6
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19 17
8 8
5 3
20 4
12 12
2 16
5 19
2 4
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2 4
2 4
1 3
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3 3
2 4
3 3
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1 3
3 3
2 2
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4 2
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1 1
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1 19
1 17
2 2
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1 15
2 8
2 6
2 16
2 14
2 4
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8 4
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9 19
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13 7
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7 17
6 6
1 1
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2 2
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2 2
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1 1
2 4
1 1
1 1
2 2
1 1
2 2
2 2
1 1
1 5
2 6
1 1
1 1
2 4
1 3
2 6
1 5
2 6
2 2
2 6
1 1
2 4
1 5
1 1
2 6
1 5
2 4
1 3
2 6
1 5
2 6
2 4
2 2
1 3
2 6
2 4
1 3
1 1
2 2
1 3
1 1
2 6
1 5
1 5
2 4
2 4
1 3
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2 4
2 6
1 3
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1 3
2 6
2 2
2 2
1 1
2 2
2 6
1 5
1 3
2 6
2 4
2 2
2 2
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1 3
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2 2
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8 8
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9 13
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13 17
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2 16
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2 18
2 12
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2 14
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1 1
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1 1
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2 4
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1 1
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1 1
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2 2
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1 1
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1 1
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1 1
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1 3
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1 1
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4 6
1 3
3 5
6 6
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4 6
 10 10 10
7 19
14 8
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6 6
10 8
18 6
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8 10
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4 4
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11 9
1 15
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17 9
11 13
8 2
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1 3
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2 2
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1 3
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3 1
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1 11
2 8
1 13
2 2
1 5
1 9
1 3
1 7
1 15
1 17
 10 10 10
15 19
12 8
7 13
12 2
8 10
3 5
13 13
9 9
18 2
5 13
 2 3 20
1 3
1 1
1 1
1 3
2 4
2 4
1 1
2 6
1 1
1 3
3 1
2 6
1 1
2 4
1 1
4 6
1 3
1 3
1 1
3 1
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2 6
1 5
2 6
1 1
1 1
4 6
1 5
1 1
1 1
5 1
1 3
1 3
6 2
6 2
4 6
4 4
3 1
4 4
1 1
1 3
 10 10 10
10 6
7 5
9 13
13 15
19 7
11 13
5 17
16 6
2 14
7 15
 1 1 20
1 1
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1 1
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2 2
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2 4
2 8
1 19
2 2
2 10
1 5
2 6
1 17
2 14
1 15
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4 2
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3 1
2 2
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6 4
1 5
2 6
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5 3
3 3
2 6
3 3
2 6
3 3
4 2
1 5
 10 10 10
1 19
3 17
12 4
16 20
5 19
5 17
20 2
15 9
16 4
4 16
 1 10 10
2 4
2 8
2 6
1 17
1 9
1 15
2 10
1 11
2 2
1 13
 10 10 10
9 17
9 13
8 10
12 2
18 14
18 6
10 6
13 19
2 12
10 8
 10 10 10
2 6
5 9
5 15
1 19
6 6
8 4
11 9
13 11
4 6
10 2
 10 10 10
16 2
12 6
8 2
12 2
3 15
6 6
7 17
4 16
11 9
2 6
 10 10 10
18 2
15 13
9 19
6 10
20 18
15 19
2 2
11 13
17 13
3 15
 1 2 1
2 2
 1 10 10
2 4
1 13
1 7
2 14
1 19
1 17
2 2
1 15
1 11
2 6
 1 10 10
1 13
2 4
1 5
2 2
1 19
1 11
1 15
1 17
1 7
2 14
 1 10 10
1 17
2 4
2 2
1 11
1 15
1 19
2 6
2 8
2 12
1 13

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#include <bits/stdc++.h>
using namespace std;
tuple<bool, long long, long long> domerge(tuple<bool, long long, long long> a,
                                          tuple<bool, long long, long long> b) {
  return {get<0>(a) && get<0>(b) && get<2>(a) > get<1>(b),
          max(get<1>(a), get<1>(b)), min(get<2>(a), get<2>(b))};
}
class SegmentTree {
 public:
  vector<tuple<bool, long long, long long> > a;
  long long n;
  SegmentTree(long long sz) {
    n = sz;
    a.resize(4 * n, tuple<bool, long long, long long>(true, -1, 1000000000LL));
  }
  void set(long long v, long long vl, long long vr, long long i,
           tuple<bool, long long, long long> x) {
    if (vr - vl == 1) {
      a[v] = x;
    } else {
      long long vm = (vl + vr) / 2;
      if (i < vm) {
        set(v * 2, vl, vm, i, x);
      } else {
        set(v * 2 + 1, vm, vr, i, x);
      }
      a[v] = domerge(a[v * 2], a[v * 2 + 1]);
    }
  }
  void set(long long i, tuple<bool, long long, long long> x) {
    set(1, 0, n, i, x);
  }
  tuple<bool, long long, long long> get(long long v, long long vl, long long vr,
                                        long long l, long long r) {
    if (vl == l && vr == r) {
      return a[v];
    } else {
      long long vm = (vl + vr) / 2;
      if (r <= vm) {
        return get(v * 2, vl, vm, l, r);
      } else if (l >= vm) {
        return get(v * 2 + 1, vm, vr, l, r);
      } else {
        return domerge(get(v * 2, vl, vm, l, vm),
                       get(v * 2 + 1, vm, vr, vm, r));
      }
    }
  }
  tuple<bool, long long, long long> get(long long l, long long r) {
    return get(1, 0, n, l, r);
  }
};
signed main() {
  long long n, m, q;
  cin >> n >> m >> q;
  SegmentTree st(n);
  for (long long cnt = 0; cnt < q; cnt++) {
    long long i, j;
    cin >> i >> j;
    i--;
    j--;
    bool is_one = i % 2 == 0;
    i /= 2;
    j /= 2;
    auto line = st.get(i, i + 1);
    if (is_one) {
      get<2>(line) = min(get<2>(line), j);
    } else {
      get<1>(line) = max(get<1>(line), j);
    }
    get<0>(line) = get<1>(line) < get<2>(line);
    st.set(i, line);
    if (get<0>(st.get(0, n))) {
      cout << "YES"
           << "\n";
    } else {
      cout << "NO"
           << "\n";
    }
  }
  return 0;
}
