#include <bits/stdc++.h>
    #include <atcoder/all>
    using namespace std;
    using namespace atcoder;
    #define rep(i, n) for(int i=0;i<(n);++i)
    #define rep1(i, n) for(int i=1;i<=(n);i++)
    #define ll long long
    using mint = modint998244353;
    using P = pair<ll,ll>;
    using lb = long double;
    using T = tuple<ll, ll, ll>;
    #ifdef LOCAL
    #  include <debug_print.hpp>
    #  define dbg(...) debug_print::multi_print(#__VA_ARGS__, __VA_ARGS__)
    #else
    #  define dbg(...) (static_cast<void>(0))
    #endif

    int main()
    {
        int t;
        cin >> t;
        while(t--){
            ll a, b, c, d, A, B, C, D;
            cin >> a >> b >> c >> d >> A >> B >> C >> D;
            ll r = (c-a)*(D-B) - (d-b)*(C-A);
            if(r!=0){
                cout << "No" << endl;
                continue;
            }
            if((a-c)*(a-c)+(b-d)*(b-d)>(A-C)*(A-C)+(B-D)*(B-D)){
                cout << "Yes" << endl;
            }
            else{
                cout << "No" << endl;
            }
        }
        return 0;
    }