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

YES
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#include <bits/stdc++.h>
using namespace std;
using namespace std;
const int maxn = 200000 + 10;
const int inf = 1000000000;
pair<int, int> p[maxn];
int n, m, q;
int suf[maxn];
int exval[maxn << 1];
inline int judge(int cnt) {
  for (auto i = (1); i <= (n << 1); ++i) {
    if (i & 1)
      exval[i] = inf;
    else
      exval[i] = 0;
  }
  for (auto i = (0); i < (cnt); ++i) {
    int r, c;
    tie(r, c) = p[i];
    if (r & 1)
      exval[r] = min(exval[r], c);
    else
      exval[r] = max(exval[r], c);
  }
  int now = n;
  suf[now] = exval[n * 2];
  now--;
  for (int i = 2 * n - 2; i >= 2; i -= 2) {
    suf[now] = max(exval[i], suf[now + 1]);
    now--;
  }
  now = 1;
  for (int i = 1; i <= n * 2; i += 2) {
    if (exval[i] <= suf[now]) {
      return 0;
    }
    now++;
  }
  return 1;
}
inline void solve() {
  int l, r;
  l = r = 0;
  r = q;
  while (l < r) {
    int mid = l + (r - l + 1) / 2;
    if (judge(mid))
      l = mid;
    else
      r = mid - 1;
  }
  for (auto i = (0); i < (l); ++i) puts("YES");
  for (auto i = (l); i < (q); ++i) puts("NO");
}
int main(void) {
  scanf("%d%d%d", &n, &m, &q);
  for (auto i = (0); i < (q); ++i) {
    scanf("%d%d", &p[i].first, &p[i].second);
  }
  solve();
  return 0;
}
