#ifdef NACHIA
#define _GLIBCXX_DEBUG
#else
#define NDEBUG
#endif
#include <iostream>
#include <string>
#include <vector>
#include <algorithm>
using i64 = long long;
using u64 = unsigned long long;
#define rep(i,n) for(i64 i=0; i<i64(n); i++)
const i64 INF = 1001001001001001001;
template<typename A> void chmin(A& l, const A& r){ if(r < l) l = r; }
template<typename A> void chmax(A& l, const A& r){ if(l < r) l = r; }
using namespace std;

void testcase(){
    i64 N; cin >> N;
    i64 X, Y; cin >> X >> Y;
    vector<i64> A(X), B(Y);
    rep(i,X){ cin >> A[i]; A[i]--; }
    rep(i,Y){ cin >> B[i]; B[i]--; }
    vector<i64> DA(N, INF), DB(N, INF);
    for(auto a : A) DA[a] = 0;
    for(auto a : B) DB[a] = 0;
    rep(i,N-1) chmin(DA[i+1], DA[i] + 1);
    for(i64 i=N-2; i>=0; i--) chmin(DA[i], DA[i+1] + 1);
    rep(i,N-1) chmin(DB[i+1], DB[i] + 1);
    for(i64 i=N-2; i>=0; i--) chmin(DB[i], DB[i+1] + 1);
    i64 dab = INF;
    rep(i,N) chmin(dab, DA[i] + DB[i]);
    i64 Q; cin >> Q;
    rep(i,Q){
        i64 s,t; cin >> s >> t; s--; t--;
        i64 ans = abs(s-t);
        chmin(ans, DA[s] + DA[t]);
        chmin(ans, DB[s] + DB[t]);
        chmin(ans, DA[s] + DB[t] + dab);
        chmin(ans, DA[t] + DB[s] + dab);
        cout << ans << "\n";
    }
}

int main(){
    ios::sync_with_stdio(false); cin.tie(nullptr);
    rep(f,1) testcase();
    return 0;
}