#include <bits/stdc++.h>
using namespace std;
const int N = 1e5 + 1;

int n, k;
int a[N];
pair<int, int> p[N];

void solve() {
  scanf("%d%d", &n, &k);
  for (int i = 0 ; i < n ; i++) {
    scanf("%d" , a + i);
  }
  for (int i = 0 ; i < k ; i++) {
    scanf("%d%d", &p[i].first, &p[i].second);
  }
  int j = 0;
  int freq = 0;
  for (int i = 0 ; i < n ; i++) {
    if (a[i] == p[j].first)
    freq++;
    if (freq == p[j].second)
      j++, freq = 0;
    if (j == k) {
      break;
    }
  }
  if (k == j) {
    cout << "yes" << endl;
  } else {
    cout << "no" << endl;
  }
}

int main() {
  int t = 1;
  cin >> t;
  while (t--) {
    solve();
  }

  return 0;
}