# https://yukicoder.me/problems/no/3622
 
def solve(N, xyc):
    x_map = {}
    y_map = {}
    for x, y, c in xyc:
        if c == "x":
            if y not in x_map:
                x_map[y] = 0
            x_map[y] += 1
        else:
            if x not in y_map:
                y_map[x] = 0
            y_map[x] += 1

    x_low = 0
    x_high = 0
    for value in x_map.values():
        if value % 2 == 1:
            x_low += 1
        x_high += value
    y_low = 0
    y_high = 0
    for value in y_map.values():
        if value % 2 == 1:
            y_low += 1
        y_high += value

    if y_high < x_low or x_high < y_low:
        return "No"
    else:
        return "Yes"


def main():
    T = int(input())
    answers = []
    for _ in range(T):
        N = int(input())
        xyc = []
        for _ in range(2 * N):
            x, y, c = input().split()
            xyc.append((int(x), int(y), c))
        ans = solve(N, xyc)
        answers.append(ans)

    for ans in answers:
        print(ans)




if __name__ == "__main__":
    main()