#include <bits/stdc++.h>
using namespace std;
const int N = 1e6 + 100;
const int INF = (int)1e9;
int main() {
  ios_base::sync_with_stdio(0);
  cin.tie(0);
  ;
  long long n, m;
  cin >> n >> m;
  vector<long long> a(n + 1);
  for (int i = 1; i <= n; i++) cin >> a[i];
  long long x, y, z;
  while (m--) {
    cin >> x >> y >> z;
    long long c1 = 0, c2 = 0;
    for (int i = x; i <= z; i++)
      if (a[i] > a[z]) c1++;
    for (int i = z; i <= y; i++)
      if (a[i] < a[z]) c2++;
    if (c1 == c2)
      cout << "Yes" << endl;
    else
      cout << "No" << endl;
  }
}
