#include <bits/stdc++.h>
using namespace std;
int main () {
	int N, M;
	cin >> N >> M;
	std::vector<int> A(N);
	for (auto& a : A) cin >> a;
	vector<vector<int>> gr(N);
	for (int i = 0; i < M; i ++) {
		int a, b;
		cin >> a >> b;
		gr[--a].push_back(--b);
		gr[b].push_back(a);
	}
	int s = max(1, (int)sqrt(M));
	vector<vector<int>> bb(N);
	vector<unordered_map<int, int>> X(N);
	for (int i = 0; i < N; i ++) {
		if (gr[i].size() > s) {
			for (auto v : gr[i]) {
				bb[v].push_back(i);
			}
		} else {
			for (auto v : gr[i]) {
				X[v][A[i]] ++;
			}
		}
	}
	int Q;
	cin >> Q;
	while (Q--) {
		int x, y;
		cin >> x >> y;
		x --; y --;
		if (A[x] == A[y]) {
			puts("No");
			continue;
		}
		int a = A[y];
		bool ok = false;
		if (X[x][a] > 0) {
			ok = true;
		} else {
			for (auto v : bb[x]) {
				ok = ok || (a == A[v]);
			}
		}
		if (ok) {
			puts("Yes");
			if (gr[x].size() <= s) {
				for (auto v : gr[x]) {
					X[v][A[x]] --;
					X[v][a] ++;
				}
			}
			A[x] = a;
		} else {
			puts("No");
		}
	}
}