for _ in range(int(input())):
MooRsy = input()
v = []
u = []
for _ in range(3):
a ,b = [int(i) for i in input().split()]
if a not in v:
v.append(a)
if b not in u:
u.append(b)
if len(v) == 3 or len(u) == 3:
print("Yes")
else:
print("No")#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define ulli unsigned ll
#define ld long double
#define pb push_back
#define vi vector<int>
#define vl vector<ll>
#define vc vector<char>
#define all(v) v.begin(),v.end()
#define pll pair<ll, ll>
#define pii pair<int, int>
#define ls first
#define rs second
#define FAST ios::sync_with_stdio(0), cin.tie(0), cout.tie(0);
const ll M=(ll)(pow(10,9)+7);
int x[4],y[4];
void solve()
{
FAST;
for(int i=0;i<3;i++)
{
cin>>x[i];
cin>>y[i];
}
if ((x[0]==x[1]||x[1]==x[2]||x[2]==x[0])&&(y[0]==y[1]||y[1]==y[2]|y[2]==y[0])) cout<<"NO\n";
else cout<<"YES\n";
}
int main()
{
FAST;
int t;
cin>>t;
while(t--)
{
solve();
}
}479A - Expression | 1480A - Yet Another String Game |
1216C - White Sheet | 1648A - Weird Sum |
427A - Police Recruits | 535A - Tavas and Nafas |
581A - Vasya the Hipster | 1537B - Bad Boy |
1406B - Maximum Product | 507B - Amr and Pins |
379A - New Year Candles | 1154A - Restoring Three Numbers |
750A - New Year and Hurry | 705A - Hulk |
492B - Vanya and Lanterns | 1374C - Move Brackets |
1476A - K-divisible Sum | 1333A - Little Artem |
432D - Prefixes and Suffixes | 486A - Calculating Function |
1373B - 01 Game | 1187A - Stickers and Toys |
313B - Ilya and Queries | 579A - Raising Bacteria |
723A - The New Year Meeting Friends | 302A - Eugeny and Array |
1638B - Odd Swap Sort | 1370C - Number Game |
1206B - Make Product Equal One | 131A - cAPS lOCK |