from collections import defaultdict as dd
for _ in range(int(input())):
	N = int(input()); N *= 2
	X, Y, C = [0] * N, [0] * N, [0] * N
	for i in range(N):
		X[i], Y[i], C[i] = input().split()
		C[i] = ord(C[i]) - ord('x')
	
	cnt = [0] * 2
	mp = [dd(int) for i in range(2)]
	for i in range(N):
		cnt[C[i]] += 1
		mp[C[i]][Y[i] if C[i] == 0 else X[i]] += 1
	
	if cnt[0] < cnt[1]:
		cnt[0], cnt[1] = cnt[1], cnt[0]
		mp[0], mp[1] = mp[1], mp[0]
	
	ans = 0
	for amo in mp[0].values():
		ans += amo // 2 * 2
	
	print("Yes" if cnt[0] - cnt[1] <= ans else "No")