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

#define FOR(i,a,b) for(int i=(a);i<=(b);i++)
#define D(a) cerr << ">>> " << #a << " >" << a << "<" << endl;
#define R1(a) scanf("%d", &a);
#define R2(a) scanf("%d%d", &a,&b);
#define R3(a) scanf("%d%d%d", &a,&b,&c);
#define DR1(a) int a;scanf("%d", &a);
#define DR2(a) int a,b;scanf("%d%d", &a,&b);
#define DR3(a) int a,b,c;scanf("%d%d%d", &a,&b,&c);


#define INF 1e9

typedef long long int ll;
typedef pair<int, int> pii;
typedef vector<int> vi;

int t[100002];
int v[100002];

char tmp[3];
int cmp; // lt, gt
int agg; // min, max, avg
int len;
int N;
int C;

int compare(double a, double b) {
	return cmp == 0
		? a < b
		: a > b;
}

int avg() {
	int low = 0, 
		up = 0,
		samples = -1,
		res = 0;
	ll sum = 0;
	v[0] = 0;
	
	while(up < N) {
		up += 1;
		samples += 1;
		sum += v[up - 1];
		while (t[up] - t[low] > len) {
			sum -= v[low];
			samples -= 1;
			low += 1;
		}
		
		if (samples > 0 && compare((double) v[up], ((double) sum)/samples)) {
			res += 1;
		}
	}
	return res;
}

int min() {
	int low = 0, 
		up = 0,
		samples = -1,
		res = 0,
		min = INF;

	v[0] = INF;
	while(up < N) {
		up += 1;
		samples += 1;
		
		if (v[up - 1] < min) { min = v[up - 1]; }
		
		while (t[up] - t[low] > len) {
			if (v[low] == min) {
				min = INF;
				FOR(i,low+1,up-1) {
					if (v[i] < min) { min = v[i]; }
				}
			}
			samples -= 1;
			low += 1;
		}
		
		if (samples > 0 && compare(v[up], min)) {
			res += 1;
		}
	}
	return res;
}

int max() {
	int low = 0, 
		up = 0,
		samples = -1,
		res = 0,
		max = -1;

	v[0] = -1;
	while(up < N) {
		up += 1;
		samples += 1;
		
		if (v[up - 1] > max) { max = v[up - 1]; }
		
		while (t[up] - t[low] > len) {
			if (v[low] == max) {
				max = -1;
				FOR(i,low+1,up-1) {
					if (v[i] > max) { max = v[i]; }
				}
			}
			samples -= 1;
			low += 1;
		}
		
		if (samples > 0 && compare(v[up], max)) {
			res += 1;
		}
	}
	return res;
}

int main() {
	while(scanf("%d", &N) > 0) {
		t[0] = 0;
		v[0] = 0;
		FOR(i,1,N) {
			scanf("%d%d", &t[i], &v[i]);
		}
		scanf("%d", &C);
		FOR(i,0,C-1) {
			scanf("%s", tmp);
			if (strcmp(tmp, "lt") == 0) { cmp = 0; }
			else { cmp = 1; }
			scanf("%s", tmp);
			if (strcmp(tmp, "min") == 0) { agg = 0; }
			else if (strcmp(tmp, "max") == 0) { agg = 1; }
			else { agg = 2; }
			scanf("%d", &len);
			
			switch (agg) {
				case 0: // min
					printf("%d\n", min());
					break;
				case 1: // max
					printf("%d\n", max());
					break;
				default: // avg
					printf("%d\n", avg());
			}
		}
	}
	return 0;
}