T = int(input())
for _ in range(T):
    X, Y = [], []
    N = int(input())
    for i in range(2*N):
        x, y, c = map(str, input().split())
        x, y = int(x), int(y)
        if c == 'x':
            X.append(y)
        else:
            Y.append(x)
    
    Flag = False
    if len(X) == len(Y):
        Flag = True
    else:
        XX, YY= {}, {}
        for z in X:
            if XX.get(z):
                XX[z] += 1
            else:
                XX[z] = 1
        a = 0
        for key, val in XX.items():
            if val %2 != 0:
                a +=1
        
        for z in Y:
            if YY.get(z):
                YY[z] += 1
            else:
                YY[z] = 1
        b = 0
        for key, val in YY.items():
            if val %2 != 0:
                b +=1
                
        if a== b:
            Flag = True
    if Flag:
            print('Yes')
    else:
        print('No')