#include <bits/stdc++.h>

using namespace std;

typedef long long ll;
typedef pair<ll,ll> P;
#define REP(i,n) for(ll i=0;i<ll(n);i++)












int main(void){
	cin.tie(nullptr);  ios_base::sync_with_stdio(false);
	ll i,j;




	ll T;
	cin >> T;
	while(T--){

		ll N;
		cin >> N;

		map<ll,ll> x,y;
		REP(i,2*N){

			ll a,b;
			char t;
			cin >> a >> b >> t;

			if(t=='x'){
				x[b]++;
			}
			else{
				y[a]++;
			}


		}


		ll sx=0,sy=0;
		for(auto c:x) sx+=c.second%2;
		for(auto c:y) sy+=c.second%2;

		if(sx==sy) cout << "Yes" << endl;
		else cout << "No" << endl;



	}








	return 0;

}