#include<bits/stdc++.h>
using namespace std;
#define pb push_back
#define F first
#define S second
#define debug(x) cerr<<#x<<" :"<<x<<"\n"
#define all(x) x.begin(),x.end()
#define pii pair<int,int>
#define FAST ios_base::sync_with_stdio(false), cin.tie(), cout.tie();
#define int long long
typedef long long ll;
typedef long double ld;
const int maxn = 2e3 + 7;
const int mod = 1e9 + 7;
const int INF = 1e9 + 7;
const int mlog = 20;
const int SQ = 400;
int n, m, w, h;
int cnt = 0;
int ans12 = -1, ans13 = -1, ans14 = -1, ans23 = -1, ans24 = -1, ans34 = -1;
pair<int, pii> Edges[maxn * maxn];
int x[maxn], y[maxn], r[maxn];
int f[maxn];
void calc(int &x, int d) {if(x == -1) x = d;}
int get(int v) {return (f[v] == v ? v : f[v] = get(f[v]));}
void merge(int u,int v) {f[get(u)] = get(v);}
int SQR(int d) { int d2 = ceil(sqrt(d)); if(d2 * d2 == d) { return d2 + 1; } return d2; }
int32_t main()
{
FAST;
for(int i=0;i<maxn;i++) f[i] = i;
cin >> n >> m >> w >> h;
Edges[cnt++] = {w, {n+2, n+4}};
Edges[cnt++] = {h, {n+1, n+3}};
for(int i=1;i<=n;i++)
{
cin >> x[i] >> y[i] >> r[i];
Edges[cnt++] = {(y[i] - r[i]), {i, n+1}};
Edges[cnt++] = {(w - x[i] - r[i]), {i, n+2}};
Edges[cnt++] = {(h - y[i] - r[i]), {i, n+3}};
Edges[cnt++] = {(x[i] - r[i]), {i, n+4}};
}
for(int i=1;i<=n;i++)
{
for(int j = i+1;j <= n;j++)
{
int dx = x[i] - x[j];
int dy = y[i] - y[j];
int dis = dx*dx + dy*dy;
Edges[cnt++] = {(SQR(dis) - r[i] - r[j]), {i, j}};
}
}
sort(Edges, Edges+cnt);
for(int i=0;i<cnt;i++)
{
int x = Edges[i].S.F;
int y = Edges[i].S.S;
int d = Edges[i].F;
merge(x, y);
if(get(n+1) == get(n+2))
{
calc(ans12, d);
calc(ans24, d);
calc(ans23, d);
}
if(get(n+1) == get(n+3))
{
calc(ans12, d);
calc(ans13, d);
calc(ans24, d);
calc(ans34, d);
}
if(get(n+1) == get(n+4))
{
calc(ans12, d);
calc(ans13, d);
calc(ans14, d);
}
if(get(n+2) == get(n+3))
{
calc(ans13, d);
calc(ans23, d);
calc(ans34, d);
}
if(get(n+2) == get(n+4))
{
calc(ans13, d);
calc(ans23, d);
calc(ans14, d);
calc(ans24, d);
}
if(get(n+3) == get(n+4))
{
calc(ans14, d);
calc(ans24, d);
calc(ans34, d);
}
}
while(m--)
{
int r, s;
cin >> r >> s;
r = r*2;
if(s == 1)
{
cout << "1";
if(r < ans12) cout << "2";
if(r < ans13) cout << "3";
if(r < ans14) cout << "4";
}
if(s == 2)
{
if(r < ans12) cout << "1";
cout << "2";
if(r < ans23) cout << "3";
if(r < ans24) cout << "4";
}
if(s == 3)
{
if(r < ans13) cout << "1";
if(r < ans23) cout << "2";
cout << "3";
if(r < ans34) cout << "4";
}
if(s == 4)
{
if(r < ans14) cout << "1";
if(r < ans24) cout << "2";
if(r < ans34) cout << "3";
cout << "4";
}
cout << "\n";
}
return 0;
}
