#include<iostream>
#include<cstdio>
using namespace std;
int main()
{
	int n,x[4],y[4];

	cin >> n;

	for(int i = 0;i < n;i++){
		for(int j = 0;j < 4;j++){
			scanf("%d.%d",&x[j],&y[j]);
		}

		if(x[0]-x[1] == x[2]-x[3] || y[0]-y[1] == y[2]-y[3]){
			cout << "YES" << endl;
		}
		else cout << "NO" << endl;
	}
}