#include <bits/stdc++.h>
using namespace std;

int main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    int N, Ka, Kb;
    cin >> N >> Ka >> Kb;
    vector<bool> isA(N), isB(N);
    while (Ka--) {
        int a;
        cin >> a;
        isA[a - 1] = true;
    }
    while (Kb--) {
        int b;
        cin >> b;
        isB[b - 1] = true;
    }
    vector<int> A(N, 1 << 30), B(N, 1 << 30);
    int AB = 1 << 30;
    for (int i = 0, a = -1 << 30, b = -1 << 30; i < N; i++) {
        if (isA[i]) a = i, AB = min(AB, i - b);
        if (isB[i]) b = i, AB = min(AB, i - a);
        A[i] = min(A[i], i - a);
        B[i] = min(B[i], i - b);
    }
    for (int i = N - 1, a = 1 << 30, b = 1 << 30; i >= 0; i--) {
        if (isA[i]) a = i, AB = min(AB, b - a);
        if (isB[i]) b = i, AB = min(AB, a - i);
        A[i] = min(A[i], a - i);
        B[i] = min(B[i], b - i);
    }
    int Q;
    cin >> Q;
    while (Q--) {
        int s, t;
        cin >> s >> t;
        s--, t--;
        int ans = abs(s - t);
        ans = min(ans, A[s] + A[t]);
        ans = min(ans, B[s] + B[t]);
        ans = min(ans, A[s] + AB + B[t]);
        ans = min(ans, B[s] + AB + A[t]);
        cout << ans << '\n';
    }
}