#include <iostream>
#include <cstdio>
#include <cstring>
#include <cmath>
#include <vector>
#include <queue>
#include <map>
#include <set>
#include <algorithm>
#include <ctime>
#include <cstdlib>
#include <functional>
#pragma comment(linker,"/STACK:102400000,102400000")
using namespace std;


#define eps 1e-10
#define N 400030
#define B 20
#define M 3000020
#define inf 0x3f3f3f3f
#define LL long long
#define pii pair<int, int>
#define MP make_pair
#define fi first
#define se second
#define mod 1000000007
#define ls (i << 1)
#define rs (ls | 1)
#define md (ll + rr >> 1)
#define lson ll, md, ls
#define rson md + 1, rr, rs

int n, t[N], a[N], b[N];

int san[N], cnt;
int fa[N], L[N], R[N];
int dc;
vector<int> g[N << 2];


int haxi(int x) {
	return lower_bound(san + 1, san + cnt + 1, x) - san;
}

int find(int x) {
	if(fa[x] != x) fa[x] = find(fa[x]);
	return fa[x];
}

void merge(int u, int v) {
	if(rand() & 1) swap(u, v);
	u = find(u), v = find(v);
	fa[u] = v;
	L[v] = min(L[v], L[u]);
	R[v] = max(R[v], R[u]);
}


void update(int x, int v, int ll, int rr, int i) {
	for(int j = 0; j < g[i].size(); ++j) {
		int u = g[i][j];
		merge(u, v);
	}
	g[i].clear();
	if(ll == rr) return;
	if(x <= md) update(x, v, lson);
	else update(x, v, rson);
}

void update2(int l, int r, int v, int ll, int rr, int i) {
	if(ll == l && rr == r) {
		g[i].push_back(v);
		return;
	}
	if(r <= md) update2(l, r, v, lson);
	else if(l > md) update2(l, r, v, rson);
	else {
		update2(l, md, v, lson);
		update2(md + 1, r, v, rson);
	}
}



int main() {
	scanf("%d", &n);
	for(int i = 1; i <= n; ++i) {
		scanf("%d%d%d", &t[i], &a[i], &b[i]);
		if(t[i] == 1) {
			--b[i];
			a[i] *= 2, b[i] *= 2;
			san[++cnt] = a[i];
			san[++cnt] = b[i];
			san[++cnt] = a[i] - 1;
			san[++cnt] = b[i] + 1;
			
		}
	}
	sort(san + 1, san + cnt + 1);
	cnt = unique(san + 1, san + cnt + 1) - san - 1;
	for(int i = 1; i <= n; ++i) {
		if(t[i] == 1) {
			a[i] = haxi(a[i]);
			b[i] = haxi(b[i]);
		}
	}

	for(int i = 1; i <= n; ++i) {
		if(t[i] == 1) {
			++dc;
			fa[dc] = dc;
			L[dc] = a[i];
			R[dc] = b[i];
			update(a[i] - 1, dc, 1, cnt, 1);
			update(b[i] + 1, dc, 1, cnt, 1);
			int t = dc;
			t = find(t);
			update2(L[t], R[t], t, 1, cnt, 1);
		}
		else {
			int u = find(a[i]);
			int v = find(b[i]);
			if(u == v || (L[v] <= L[u] && R[v] >= R[u])) puts("YES");
			else puts("NO");
		}
	}
	return 0;
}