#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
#define all(c) (c).begin(), (c).end()
#define F first
#define S second
const int mxN = 3*510+5;
pair<int,int> p[mxN];
int grid[mxN][mxN][6];
void solve(){
int n; cin>>n;
for (int i=0;i<n;i++) {
cin>>p[i].F>>p[i].S;
p[i].F+=5; p[i].S+=5;
p[i].F *= 2; p[i].S *= 2;
}
for(int i=0;i<n;i++) for(int j=0;j<n;j++) grid[i][j][0]=0;
int W; cin>>W;
vector<pair<int,int>> ed;
for (int i=0;i<W;i++) {
int a, b; cin>>a>>b; a--,b--;
ed.push_back({a, b});
if (p[a] > p[b]) swap(a, b);
grid[p[a].F][p[a].S][0] = 1;
grid[p[b].F][p[b].S][0] = 1;
if (p[a].S == p[b].S) for (int x=p[a].F;x<=p[b].F;x++) grid[x][p[a].S][0]=1;
else for (int y=p[a].S;y<=p[b].S;y++) grid[p[a].F][y][0]=1;
}
for (int i=0;i<mxN;i++){
for (int j=0;j<mxN;j++){
grid[i][j][1] = grid[i][j][0];
grid[i][j][2] = grid[i][j][0];
grid[i][j][3] = grid[i][j][0];
grid[i][j][4] = grid[i][j][0];
}
}
for (int i=0;i<mxN;i++){
for (int j=0;j<mxN;j++){
if (i) grid[i][j][1] += grid[i-1][j][1];
if (j) grid[i][j][2] += grid[i][j-1][2];
}
}
for (int i=mxN-1;i>=0;i--){
for (int j=mxN-1;j>=0;j--){
if (i+1<mxN) grid[i][j][3] += grid[i+1][j][3];
if (j+1<mxN) grid[i][j][4] += grid[i][j+1][4];
}
}
for (int i=0;i<mxN;i++){
for (int j=0;j<mxN;j++){
grid[i][j][5] = min({grid[i][j][1], grid[i][j][2], grid[i][j][3], grid[i][j][4]});
}
}
set<int> good;
for (int i=0;i<W;i++){
auto [a, b] = ed[i];
auto pa = p[a], pb = p[b];
auto m = make_pair((pa.F+pb.F)/2, (pa.S+pb.S)/2);
if (pa.F == pb.F){
int val1 = grid[m.F-1][m.S][5];
int val2 = grid[m.F+1][m.S][5];
if (abs(val1-val2) != 1){good.insert(i); }
} else {
int val1 = grid[m.F][m.S+1][5];
int val2 = grid[m.F][m.S-1][5];
if (abs(val1-val2) != 1){good.insert(i); }
}
}
cout << good.size() << endl;
for (int x: good) cout << x+1 << endl;
}
int main(){
ios::sync_with_stdio(false);
cin.tie(0);
solve();
}
