#include <bits/stdc++.h>
#define ll long long

using namespace std;

int main() {
    ios_base::sync_with_stdio(false), cin.tie(nullptr), cout.tie(nullptr);
    ll n,m;
    cin >> n >> m;
    vector<pair<int,int>>vv;
    while (n--) {
        int l,r;
        cin >> l >> r;
        vv.push_back({l,r});
    }
    sort(vv.begin(), vv.end());
    vector<pair<int,int>>v;
    for (auto &i:vv) {
        if (v.empty() || v.back().second<i.first) {
            v.push_back(i);
        }
        else v.back().second=max(i.second,v.back().second);
    }
//    for (int i=0; i<v.size(); i++) {
//        cout << v[i].first << " " << v[i].second << endl;
//    }
    int q;
    cin >> q;
    while (q--) {
        int u,x;
        cin >> u >> x;
        if (x<u) swap(x,u);
        int f=0;
        for (auto i:v) {
            if (u>=i.first && x<=i.second) {
                cout << "YES" << endl;
                f=1;
                break;
            }
        }
        if (!f) cout << "NO" << endl;
    }
    return 0;
}