import java.io.*;
import java.util.*;
import java.util.stream.*;

public class Main {
    public static void main(String[] args) throws Exception {
        Scanner sc = new Scanner();
        int n = sc.nextInt();
        int m = sc.nextInt();
        BitSet.size = n;
        BitSet[] locations = new BitSet[n];
        BitSet[] friends = new BitSet[n];
        for (int i = 0; i < n; i++) {
            locations[i] = new BitSet();
            friends[i] = new BitSet();
        }
        int[] place = new int[n];
        for (int i = 0; i < n; i++) {
            place[i] = sc.nextInt() - 1;
            locations[place[i]].add(i);
        }
        for (int i = 0; i < m; i++) {
            int a = sc.nextInt() - 1;
            int b = sc.nextInt() - 1;
            friends[a].add(b);
            friends[b].add(a);
        }
        int q = sc.nextInt();
        StringBuilder sb = new StringBuilder();
        while (q-- > 0) {
            int a = sc.nextInt() - 1;
            int b = sc.nextInt() - 1;
            if (place[a] != place[b] && locations[place[b]].and(friends[a])) {
                sb.append("Yes\n");
                locations[place[a]].draw(a);
                place[a] = place[b];
                locations[place[a]].add(a);
            } else {
                sb.append("No\n");
            }
        }
        System.out.print(sb);
    }
    
    static class BitSet {
        static int size;
        int count;
        long[] values;
        
        public BitSet() {
            count = (size + 60 - 1) / 60;
            values = new long[count];
        }
        
        public void add(int idx) {
            values[idx / 60] |= (1L << (idx % 60));
        }
        
        public void draw(int idx) {
            values[idx / 60] ^= (1L << (idx % 60));
        }
        
        public boolean and(BitSet another) {
            for (int i = 0; i < count; i++) {
                if ((values[i] & another.values[i]) > 0) {
                    return true;
                }
            }
            return false;
        }
    }
}

class Utilities {
    static String arrayToLineString(Object[] arr) {
        return Arrays.stream(arr).map(x -> x.toString()).collect(Collectors.joining("\n"));
    }
    
    static String arrayToLineString(int[] arr) {
        return String.join("\n", Arrays.stream(arr).mapToObj(String::valueOf).toArray(String[]::new));
    }
}
class Scanner {
    BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
    StringTokenizer st = new StringTokenizer("");
    StringBuilder sb = new StringBuilder();
    
    public Scanner() throws Exception {
        
    }
    
    public int nextInt() throws Exception {
        return Integer.parseInt(next());
    }
    
    public long nextLong() throws Exception {
        return Long.parseLong(next());
    }
    
    public double nextDouble() throws Exception {
        return Double.parseDouble(next());
    }
    
    public int[] nextIntArray() throws Exception {
        return Stream.of(br.readLine().split(" ")).mapToInt(Integer::parseInt).toArray();
    }
    
    public String next() throws Exception {
        while (!st.hasMoreTokens()) {
            st = new StringTokenizer(br.readLine());
        }
        return st.nextToken();
    }
    
}