/**
	author:  shobonvip
	created: 2025.03.21 22:02:59
**/

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

//* ATCODER
#include<atcoder/all>
using namespace atcoder;
typedef modint998244353 mint;
//*/

/* BOOST MULTIPRECISION
#include<boost/multiprecision/cpp_int.hpp>
using namespace boost::multiprecision;
//*/

typedef long long ll;

#define rep(i, s, n) for (int i = (int)(s); i < (int)(n); i++)
#define rrep(i, s, n) for (int i = (int)(n)-1; i >= (int)(s); i--)
#define all(v) v.begin(), v.end()

template <typename T> bool chmin(T &a, const T &b) {
	if (a <= b) return false;
	a = b;
	return true;
}

template <typename T> bool chmax(T &a, const T &b) {
	if (a >= b) return false;
	a = b;
	return true;
}

template <typename T> T max(vector<T> &a){
	assert(!a.empty());
	T ret = a[0];
	for (int i=0; i<(int)a.size(); i++) chmax(ret, a[i]);
	return ret;
}

template <typename T> T min(vector<T> &a){
	assert(!a.empty());
	T ret = a[0];
	for (int i=0; i<(int)a.size(); i++) chmin(ret, a[i]);
	return ret;
}

template <typename T> T sum(vector<T> &a){
	T ret = 0;
	for (int i=0; i<(int)a.size(); i++) ret += a[i];
	return ret;
}

int main(){
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);
	
	int n;cin>>n;
	int ka,kb;cin>>ka>>kb;
	vector<int>a(ka),b(kb);
	rep(i,0,ka){
		cin>>a[i];
		a[i]--;
	}
	rep(i,0,kb){
		cin>>b[i];
		b[i]--;
	}
	vector<int> d1(n,1e9);
	vector<int> d2(n,1e9);
	deque<int> mada;
	rep(i,0,ka){
		d1[a[i]]=0;
		mada.push_back(a[i]);
	}
	while(!mada.empty()){
		int i=mada.back();
		mada.pop_back();
		if(i-1>=0){
			if(chmin(d1[i-1],d1[i]+1)){
				mada.push_back(i-1);
			}
		}
		if(i+1<n){
			if(chmin(d1[i+1],d1[i]+1)){
				mada.push_back(i+1);
			}
		}
	}
	rep(i,0,kb){
		d2[b[i]]=0;
		mada.push_back(b[i]);
	}
	while(!mada.empty()){
		int i=mada.back();
		mada.pop_back();
		if(i-1>=0){
			if(chmin(d2[i-1],d2[i]+1)){
				mada.push_back(i-1);
			}
		}
		if(i+1<n){
			if(chmin(d2[i+1],d2[i]+1)){
				mada.push_back(i+1);
			}
		}
	}

	int dist_warp=1e9;
	rep(i,0,kb){
		chmin(dist_warp,d1[b[i]]);
	}

	int q;cin>>q;
	while(q--){
		int s,t;cin>>s>>t;
		s--;t--;
		int ans=abs(s-t);
		chmin(ans,d1[s]+d1[t]);
		chmin(ans,d2[s]+d2[t]);
		chmin(ans,d1[s]+dist_warp+d2[t]);
		chmin(ans,d2[s]+dist_warp+d1[t]);
		cout<<ans<<'\n';
	}

}